LCOV - code coverage report
Current view: top level - src/backend/catalog - objectaddress.c (source / functions) Hit Total Coverage
Test: PostgreSQL 13devel Lines: 1631 1907 85.5 %
Date: 2019-09-22 07:07:17 Functions: 47 48 97.9 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*-------------------------------------------------------------------------
       2             :  *
       3             :  * objectaddress.c
       4             :  *    functions for working with ObjectAddresses
       5             :  *
       6             :  * Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
       7             :  * Portions Copyright (c) 1994, Regents of the University of California
       8             :  *
       9             :  *
      10             :  * IDENTIFICATION
      11             :  *    src/backend/catalog/objectaddress.c
      12             :  *
      13             :  *-------------------------------------------------------------------------
      14             :  */
      15             : 
      16             : #include "postgres.h"
      17             : 
      18             : #include "access/genam.h"
      19             : #include "access/htup_details.h"
      20             : #include "access/relation.h"
      21             : #include "access/sysattr.h"
      22             : #include "access/table.h"
      23             : #include "catalog/catalog.h"
      24             : #include "catalog/indexing.h"
      25             : #include "catalog/objectaddress.h"
      26             : #include "catalog/pg_am.h"
      27             : #include "catalog/pg_amop.h"
      28             : #include "catalog/pg_amproc.h"
      29             : #include "catalog/pg_attrdef.h"
      30             : #include "catalog/pg_authid.h"
      31             : #include "catalog/pg_cast.h"
      32             : #include "catalog/pg_default_acl.h"
      33             : #include "catalog/pg_enum.h"
      34             : #include "catalog/pg_event_trigger.h"
      35             : #include "catalog/pg_collation.h"
      36             : #include "catalog/pg_constraint.h"
      37             : #include "catalog/pg_conversion.h"
      38             : #include "catalog/pg_database.h"
      39             : #include "catalog/pg_extension.h"
      40             : #include "catalog/pg_foreign_data_wrapper.h"
      41             : #include "catalog/pg_foreign_server.h"
      42             : #include "catalog/pg_language.h"
      43             : #include "catalog/pg_largeobject.h"
      44             : #include "catalog/pg_largeobject_metadata.h"
      45             : #include "catalog/pg_namespace.h"
      46             : #include "catalog/pg_opclass.h"
      47             : #include "catalog/pg_opfamily.h"
      48             : #include "catalog/pg_operator.h"
      49             : #include "catalog/pg_proc.h"
      50             : #include "catalog/pg_policy.h"
      51             : #include "catalog/pg_publication.h"
      52             : #include "catalog/pg_publication_rel.h"
      53             : #include "catalog/pg_rewrite.h"
      54             : #include "catalog/pg_statistic_ext.h"
      55             : #include "catalog/pg_subscription.h"
      56             : #include "catalog/pg_tablespace.h"
      57             : #include "catalog/pg_transform.h"
      58             : #include "catalog/pg_trigger.h"
      59             : #include "catalog/pg_ts_config.h"
      60             : #include "catalog/pg_ts_dict.h"
      61             : #include "catalog/pg_ts_parser.h"
      62             : #include "catalog/pg_ts_template.h"
      63             : #include "catalog/pg_type.h"
      64             : #include "catalog/pg_user_mapping.h"
      65             : #include "commands/dbcommands.h"
      66             : #include "commands/defrem.h"
      67             : #include "commands/event_trigger.h"
      68             : #include "commands/extension.h"
      69             : #include "commands/policy.h"
      70             : #include "commands/proclang.h"
      71             : #include "commands/tablespace.h"
      72             : #include "commands/trigger.h"
      73             : #include "foreign/foreign.h"
      74             : #include "funcapi.h"
      75             : #include "miscadmin.h"
      76             : #include "nodes/makefuncs.h"
      77             : #include "parser/parse_func.h"
      78             : #include "parser/parse_oper.h"
      79             : #include "parser/parse_type.h"
      80             : #include "rewrite/rewriteSupport.h"
      81             : #include "storage/large_object.h"
      82             : #include "storage/lmgr.h"
      83             : #include "storage/sinval.h"
      84             : #include "utils/builtins.h"
      85             : #include "utils/fmgroids.h"
      86             : #include "utils/lsyscache.h"
      87             : #include "utils/memutils.h"
      88             : #include "utils/regproc.h"
      89             : #include "utils/syscache.h"
      90             : 
      91             : /*
      92             :  * ObjectProperty
      93             :  *
      94             :  * This array provides a common part of system object structure; to help
      95             :  * consolidate routines to handle various kind of object classes.
      96             :  */
      97             : typedef struct
      98             : {
      99             :     Oid         class_oid;      /* oid of catalog */
     100             :     Oid         oid_index_oid;  /* oid of index on system oid column */
     101             :     int         oid_catcache_id;    /* id of catcache on system oid column  */
     102             :     int         name_catcache_id;   /* id of catcache on (name,namespace), or
     103             :                                      * (name) if the object does not live in a
     104             :                                      * namespace */
     105             :     AttrNumber  attnum_oid;     /* attribute number of oid column */
     106             :     AttrNumber  attnum_name;    /* attnum of name field */
     107             :     AttrNumber  attnum_namespace;   /* attnum of namespace field */
     108             :     AttrNumber  attnum_owner;   /* attnum of owner field */
     109             :     AttrNumber  attnum_acl;     /* attnum of acl field */
     110             :     ObjectType  objtype;        /* OBJECT_* of this object type */
     111             :     bool        is_nsp_name_unique; /* can the nsp/name combination (or name
     112             :                                      * alone, if there's no namespace) be
     113             :                                      * considered a unique identifier for an
     114             :                                      * object of this class? */
     115             : } ObjectPropertyType;
     116             : 
     117             : static const ObjectPropertyType ObjectProperty[] =
     118             : {
     119             :     {
     120             :         AccessMethodRelationId,
     121             :         AmOidIndexId,
     122             :         AMOID,
     123             :         AMNAME,
     124             :         Anum_pg_am_oid,
     125             :         Anum_pg_am_amname,
     126             :         InvalidAttrNumber,
     127             :         InvalidAttrNumber,
     128             :         InvalidAttrNumber,
     129             :         -1,
     130             :         true
     131             :     },
     132             :     {
     133             :         CastRelationId,
     134             :         CastOidIndexId,
     135             :         -1,
     136             :         -1,
     137             :         Anum_pg_cast_oid,
     138             :         InvalidAttrNumber,
     139             :         InvalidAttrNumber,
     140             :         InvalidAttrNumber,
     141             :         InvalidAttrNumber,
     142             :         -1,
     143             :         false
     144             :     },
     145             :     {
     146             :         CollationRelationId,
     147             :         CollationOidIndexId,
     148             :         COLLOID,
     149             :         -1,                     /* COLLNAMEENCNSP also takes encoding */
     150             :         Anum_pg_collation_oid,
     151             :         Anum_pg_collation_collname,
     152             :         Anum_pg_collation_collnamespace,
     153             :         Anum_pg_collation_collowner,
     154             :         InvalidAttrNumber,
     155             :         OBJECT_COLLATION,
     156             :         true
     157             :     },
     158             :     {
     159             :         ConstraintRelationId,
     160             :         ConstraintOidIndexId,
     161             :         CONSTROID,
     162             :         -1,
     163             :         Anum_pg_constraint_oid,
     164             :         Anum_pg_constraint_conname,
     165             :         Anum_pg_constraint_connamespace,
     166             :         InvalidAttrNumber,
     167             :         InvalidAttrNumber,
     168             :         -1,
     169             :         false
     170             :     },
     171             :     {
     172             :         ConversionRelationId,
     173             :         ConversionOidIndexId,
     174             :         CONVOID,
     175             :         CONNAMENSP,
     176             :         Anum_pg_conversion_oid,
     177             :         Anum_pg_conversion_conname,
     178             :         Anum_pg_conversion_connamespace,
     179             :         Anum_pg_conversion_conowner,
     180             :         InvalidAttrNumber,
     181             :         OBJECT_CONVERSION,
     182             :         true
     183             :     },
     184             :     {
     185             :         DatabaseRelationId,
     186             :         DatabaseOidIndexId,
     187             :         DATABASEOID,
     188             :         -1,
     189             :         Anum_pg_database_oid,
     190             :         Anum_pg_database_datname,
     191             :         InvalidAttrNumber,
     192             :         Anum_pg_database_datdba,
     193             :         Anum_pg_database_datacl,
     194             :         OBJECT_DATABASE,
     195             :         true
     196             :     },
     197             :     {
     198             :         ExtensionRelationId,
     199             :         ExtensionOidIndexId,
     200             :         -1,
     201             :         -1,
     202             :         Anum_pg_extension_oid,
     203             :         Anum_pg_extension_extname,
     204             :         InvalidAttrNumber,      /* extension doesn't belong to extnamespace */
     205             :         Anum_pg_extension_extowner,
     206             :         InvalidAttrNumber,
     207             :         OBJECT_EXTENSION,
     208             :         true
     209             :     },
     210             :     {
     211             :         ForeignDataWrapperRelationId,
     212             :         ForeignDataWrapperOidIndexId,
     213             :         FOREIGNDATAWRAPPEROID,
     214             :         FOREIGNDATAWRAPPERNAME,
     215             :         Anum_pg_foreign_data_wrapper_oid,
     216             :         Anum_pg_foreign_data_wrapper_fdwname,
     217             :         InvalidAttrNumber,
     218             :         Anum_pg_foreign_data_wrapper_fdwowner,
     219             :         Anum_pg_foreign_data_wrapper_fdwacl,
     220             :         OBJECT_FDW,
     221             :         true
     222             :     },
     223             :     {
     224             :         ForeignServerRelationId,
     225             :         ForeignServerOidIndexId,
     226             :         FOREIGNSERVEROID,
     227             :         FOREIGNSERVERNAME,
     228             :         Anum_pg_foreign_server_oid,
     229             :         Anum_pg_foreign_server_srvname,
     230             :         InvalidAttrNumber,
     231             :         Anum_pg_foreign_server_srvowner,
     232             :         Anum_pg_foreign_server_srvacl,
     233             :         OBJECT_FOREIGN_SERVER,
     234             :         true
     235             :     },
     236             :     {
     237             :         ProcedureRelationId,
     238             :         ProcedureOidIndexId,
     239             :         PROCOID,
     240             :         -1,                     /* PROCNAMEARGSNSP also takes argument types */
     241             :         Anum_pg_proc_oid,
     242             :         Anum_pg_proc_proname,
     243             :         Anum_pg_proc_pronamespace,
     244             :         Anum_pg_proc_proowner,
     245             :         Anum_pg_proc_proacl,
     246             :         OBJECT_FUNCTION,
     247             :         false
     248             :     },
     249             :     {
     250             :         LanguageRelationId,
     251             :         LanguageOidIndexId,
     252             :         LANGOID,
     253             :         LANGNAME,
     254             :         Anum_pg_language_oid,
     255             :         Anum_pg_language_lanname,
     256             :         InvalidAttrNumber,
     257             :         Anum_pg_language_lanowner,
     258             :         Anum_pg_language_lanacl,
     259             :         OBJECT_LANGUAGE,
     260             :         true
     261             :     },
     262             :     {
     263             :         LargeObjectMetadataRelationId,
     264             :         LargeObjectMetadataOidIndexId,
     265             :         -1,
     266             :         -1,
     267             :         Anum_pg_largeobject_metadata_oid,
     268             :         InvalidAttrNumber,
     269             :         InvalidAttrNumber,
     270             :         Anum_pg_largeobject_metadata_lomowner,
     271             :         Anum_pg_largeobject_metadata_lomacl,
     272             :         OBJECT_LARGEOBJECT,
     273             :         false
     274             :     },
     275             :     {
     276             :         OperatorClassRelationId,
     277             :         OpclassOidIndexId,
     278             :         CLAOID,
     279             :         -1,                     /* CLAAMNAMENSP also takes opcmethod */
     280             :         Anum_pg_opclass_oid,
     281             :         Anum_pg_opclass_opcname,
     282             :         Anum_pg_opclass_opcnamespace,
     283             :         Anum_pg_opclass_opcowner,
     284             :         InvalidAttrNumber,
     285             :         OBJECT_OPCLASS,
     286             :         true
     287             :     },
     288             :     {
     289             :         OperatorRelationId,
     290             :         OperatorOidIndexId,
     291             :         OPEROID,
     292             :         -1,                     /* OPERNAMENSP also takes left and right type */
     293             :         Anum_pg_operator_oid,
     294             :         Anum_pg_operator_oprname,
     295             :         Anum_pg_operator_oprnamespace,
     296             :         Anum_pg_operator_oprowner,
     297             :         InvalidAttrNumber,
     298             :         OBJECT_OPERATOR,
     299             :         false
     300             :     },
     301             :     {
     302             :         OperatorFamilyRelationId,
     303             :         OpfamilyOidIndexId,
     304             :         OPFAMILYOID,
     305             :         -1,                     /* OPFAMILYAMNAMENSP also takes opfmethod */
     306             :         Anum_pg_opfamily_oid,
     307             :         Anum_pg_opfamily_opfname,
     308             :         Anum_pg_opfamily_opfnamespace,
     309             :         Anum_pg_opfamily_opfowner,
     310             :         InvalidAttrNumber,
     311             :         OBJECT_OPFAMILY,
     312             :         true
     313             :     },
     314             :     {
     315             :         AuthIdRelationId,
     316             :         AuthIdOidIndexId,
     317             :         AUTHOID,
     318             :         AUTHNAME,
     319             :         Anum_pg_authid_oid,
     320             :         Anum_pg_authid_rolname,
     321             :         InvalidAttrNumber,
     322             :         InvalidAttrNumber,
     323             :         InvalidAttrNumber,
     324             :         -1,
     325             :         true
     326             :     },
     327             :     {
     328             :         RewriteRelationId,
     329             :         RewriteOidIndexId,
     330             :         -1,
     331             :         -1,
     332             :         Anum_pg_rewrite_oid,
     333             :         Anum_pg_rewrite_rulename,
     334             :         InvalidAttrNumber,
     335             :         InvalidAttrNumber,
     336             :         InvalidAttrNumber,
     337             :         -1,
     338             :         false
     339             :     },
     340             :     {
     341             :         NamespaceRelationId,
     342             :         NamespaceOidIndexId,
     343             :         NAMESPACEOID,
     344             :         NAMESPACENAME,
     345             :         Anum_pg_namespace_oid,
     346             :         Anum_pg_namespace_nspname,
     347             :         InvalidAttrNumber,
     348             :         Anum_pg_namespace_nspowner,
     349             :         Anum_pg_namespace_nspacl,
     350             :         OBJECT_SCHEMA,
     351             :         true
     352             :     },
     353             :     {
     354             :         RelationRelationId,
     355             :         ClassOidIndexId,
     356             :         RELOID,
     357             :         RELNAMENSP,
     358             :         Anum_pg_class_oid,
     359             :         Anum_pg_class_relname,
     360             :         Anum_pg_class_relnamespace,
     361             :         Anum_pg_class_relowner,
     362             :         Anum_pg_class_relacl,
     363             :         OBJECT_TABLE,
     364             :         true
     365             :     },
     366             :     {
     367             :         TableSpaceRelationId,
     368             :         TablespaceOidIndexId,
     369             :         TABLESPACEOID,
     370             :         -1,
     371             :         Anum_pg_tablespace_oid,
     372             :         Anum_pg_tablespace_spcname,
     373             :         InvalidAttrNumber,
     374             :         Anum_pg_tablespace_spcowner,
     375             :         Anum_pg_tablespace_spcacl,
     376             :         OBJECT_TABLESPACE,
     377             :         true
     378             :     },
     379             :     {
     380             :         TransformRelationId,
     381             :         TransformOidIndexId,
     382             :         TRFOID,
     383             :         InvalidAttrNumber,
     384             :         Anum_pg_transform_oid
     385             :     },
     386             :     {
     387             :         TriggerRelationId,
     388             :         TriggerOidIndexId,
     389             :         -1,
     390             :         -1,
     391             :         Anum_pg_trigger_oid,
     392             :         Anum_pg_trigger_tgname,
     393             :         InvalidAttrNumber,
     394             :         InvalidAttrNumber,
     395             :         InvalidAttrNumber,
     396             :         -1,
     397             :         false
     398             :     },
     399             :     {
     400             :         PolicyRelationId,
     401             :         PolicyOidIndexId,
     402             :         -1,
     403             :         -1,
     404             :         Anum_pg_policy_oid,
     405             :         Anum_pg_policy_polname,
     406             :         InvalidAttrNumber,
     407             :         InvalidAttrNumber,
     408             :         InvalidAttrNumber,
     409             :         -1,
     410             :         false
     411             :     },
     412             :     {
     413             :         EventTriggerRelationId,
     414             :         EventTriggerOidIndexId,
     415             :         EVENTTRIGGEROID,
     416             :         EVENTTRIGGERNAME,
     417             :         Anum_pg_event_trigger_oid,
     418             :         Anum_pg_event_trigger_evtname,
     419             :         InvalidAttrNumber,
     420             :         Anum_pg_event_trigger_evtowner,
     421             :         InvalidAttrNumber,
     422             :         OBJECT_EVENT_TRIGGER,
     423             :         true
     424             :     },
     425             :     {
     426             :         TSConfigRelationId,
     427             :         TSConfigOidIndexId,
     428             :         TSCONFIGOID,
     429             :         TSCONFIGNAMENSP,
     430             :         Anum_pg_ts_config_oid,
     431             :         Anum_pg_ts_config_cfgname,
     432             :         Anum_pg_ts_config_cfgnamespace,
     433             :         Anum_pg_ts_config_cfgowner,
     434             :         InvalidAttrNumber,
     435             :         OBJECT_TSCONFIGURATION,
     436             :         true
     437             :     },
     438             :     {
     439             :         TSDictionaryRelationId,
     440             :         TSDictionaryOidIndexId,
     441             :         TSDICTOID,
     442             :         TSDICTNAMENSP,
     443             :         Anum_pg_ts_dict_oid,
     444             :         Anum_pg_ts_dict_dictname,
     445             :         Anum_pg_ts_dict_dictnamespace,
     446             :         Anum_pg_ts_dict_dictowner,
     447             :         InvalidAttrNumber,
     448             :         OBJECT_TSDICTIONARY,
     449             :         true
     450             :     },
     451             :     {
     452             :         TSParserRelationId,
     453             :         TSParserOidIndexId,
     454             :         TSPARSEROID,
     455             :         TSPARSERNAMENSP,
     456             :         Anum_pg_ts_parser_oid,
     457             :         Anum_pg_ts_parser_prsname,
     458             :         Anum_pg_ts_parser_prsnamespace,
     459             :         InvalidAttrNumber,
     460             :         InvalidAttrNumber,
     461             :         -1,
     462             :         true
     463             :     },
     464             :     {
     465             :         TSTemplateRelationId,
     466             :         TSTemplateOidIndexId,
     467             :         TSTEMPLATEOID,
     468             :         TSTEMPLATENAMENSP,
     469             :         Anum_pg_ts_template_oid,
     470             :         Anum_pg_ts_template_tmplname,
     471             :         Anum_pg_ts_template_tmplnamespace,
     472             :         InvalidAttrNumber,
     473             :         InvalidAttrNumber,
     474             :         -1,
     475             :         true,
     476             :     },
     477             :     {
     478             :         TypeRelationId,
     479             :         TypeOidIndexId,
     480             :         TYPEOID,
     481             :         TYPENAMENSP,
     482             :         Anum_pg_type_oid,
     483             :         Anum_pg_type_typname,
     484             :         Anum_pg_type_typnamespace,
     485             :         Anum_pg_type_typowner,
     486             :         Anum_pg_type_typacl,
     487             :         OBJECT_TYPE,
     488             :         true
     489             :     },
     490             :     {
     491             :         PublicationRelationId,
     492             :         PublicationObjectIndexId,
     493             :         PUBLICATIONOID,
     494             :         PUBLICATIONNAME,
     495             :         Anum_pg_publication_oid,
     496             :         Anum_pg_publication_pubname,
     497             :         InvalidAttrNumber,
     498             :         Anum_pg_publication_pubowner,
     499             :         InvalidAttrNumber,
     500             :         OBJECT_PUBLICATION,
     501             :         true
     502             :     },
     503             :     {
     504             :         SubscriptionRelationId,
     505             :         SubscriptionObjectIndexId,
     506             :         SUBSCRIPTIONOID,
     507             :         SUBSCRIPTIONNAME,
     508             :         Anum_pg_subscription_oid,
     509             :         Anum_pg_subscription_subname,
     510             :         InvalidAttrNumber,
     511             :         Anum_pg_subscription_subowner,
     512             :         InvalidAttrNumber,
     513             :         OBJECT_SUBSCRIPTION,
     514             :         true
     515             :     },
     516             :     {
     517             :         StatisticExtRelationId,
     518             :         StatisticExtOidIndexId,
     519             :         STATEXTOID,
     520             :         STATEXTNAMENSP,
     521             :         Anum_pg_statistic_ext_oid,
     522             :         Anum_pg_statistic_ext_stxname,
     523             :         Anum_pg_statistic_ext_stxnamespace,
     524             :         Anum_pg_statistic_ext_stxowner,
     525             :         InvalidAttrNumber,      /* no ACL (same as relation) */
     526             :         OBJECT_STATISTIC_EXT,
     527             :         true
     528             :     }
     529             : };
     530             : 
     531             : /*
     532             :  * This struct maps the string object types as returned by
     533             :  * getObjectTypeDescription into ObjectType enum values.  Note that some enum
     534             :  * values can be obtained by different names, and that some string object types
     535             :  * do not have corresponding values in the output enum.  The user of this map
     536             :  * must be careful to test for invalid values being returned.
     537             :  *
     538             :  * To ease maintenance, this follows the order of getObjectTypeDescription.
     539             :  */
     540             : static const struct object_type_map
     541             : {
     542             :     const char *tm_name;
     543             :     ObjectType  tm_type;
     544             : }
     545             : 
     546             :             ObjectTypeMap[] =
     547             : {
     548             :     /* OCLASS_CLASS, all kinds of relations */
     549             :     {
     550             :         "table", OBJECT_TABLE
     551             :     },
     552             :     {
     553             :         "index", OBJECT_INDEX
     554             :     },
     555             :     {
     556             :         "sequence", OBJECT_SEQUENCE
     557             :     },
     558             :     {
     559             :         "toast table", -1
     560             :     },                          /* unmapped */
     561             :     {
     562             :         "view", OBJECT_VIEW
     563             :     },
     564             :     {
     565             :         "materialized view", OBJECT_MATVIEW
     566             :     },
     567             :     {
     568             :         "composite type", -1
     569             :     },                          /* unmapped */
     570             :     {
     571             :         "foreign table", OBJECT_FOREIGN_TABLE
     572             :     },
     573             :     {
     574             :         "table column", OBJECT_COLUMN
     575             :     },
     576             :     {
     577             :         "index column", -1
     578             :     },                          /* unmapped */
     579             :     {
     580             :         "sequence column", -1
     581             :     },                          /* unmapped */
     582             :     {
     583             :         "toast table column", -1
     584             :     },                          /* unmapped */
     585             :     {
     586             :         "view column", -1
     587             :     },                          /* unmapped */
     588             :     {
     589             :         "materialized view column", -1
     590             :     },                          /* unmapped */
     591             :     {
     592             :         "composite type column", -1
     593             :     },                          /* unmapped */
     594             :     {
     595             :         "foreign table column", OBJECT_COLUMN
     596             :     },
     597             :     /* OCLASS_PROC */
     598             :     {
     599             :         "aggregate", OBJECT_AGGREGATE
     600             :     },
     601             :     {
     602             :         "function", OBJECT_FUNCTION
     603             :     },
     604             :     {
     605             :         "procedure", OBJECT_PROCEDURE
     606             :     },
     607             :     /* OCLASS_TYPE */
     608             :     {
     609             :         "type", OBJECT_TYPE
     610             :     },
     611             :     /* OCLASS_CAST */
     612             :     {
     613             :         "cast", OBJECT_CAST
     614             :     },
     615             :     /* OCLASS_COLLATION */
     616             :     {
     617             :         "collation", OBJECT_COLLATION
     618             :     },
     619             :     /* OCLASS_CONSTRAINT */
     620             :     {
     621             :         "table constraint", OBJECT_TABCONSTRAINT
     622             :     },
     623             :     {
     624             :         "domain constraint", OBJECT_DOMCONSTRAINT
     625             :     },
     626             :     /* OCLASS_CONVERSION */
     627             :     {
     628             :         "conversion", OBJECT_CONVERSION
     629             :     },
     630             :     /* OCLASS_DEFAULT */
     631             :     {
     632             :         "default value", OBJECT_DEFAULT
     633             :     },
     634             :     /* OCLASS_LANGUAGE */
     635             :     {
     636             :         "language", OBJECT_LANGUAGE
     637             :     },
     638             :     /* OCLASS_LARGEOBJECT */
     639             :     {
     640             :         "large object", OBJECT_LARGEOBJECT
     641             :     },
     642             :     /* OCLASS_OPERATOR */
     643             :     {
     644             :         "operator", OBJECT_OPERATOR
     645             :     },
     646             :     /* OCLASS_OPCLASS */
     647             :     {
     648             :         "operator class", OBJECT_OPCLASS
     649             :     },
     650             :     /* OCLASS_OPFAMILY */
     651             :     {
     652             :         "operator family", OBJECT_OPFAMILY
     653             :     },
     654             :     /* OCLASS_AM */
     655             :     {
     656             :         "access method", OBJECT_ACCESS_METHOD
     657             :     },
     658             :     /* OCLASS_AMOP */
     659             :     {
     660             :         "operator of access method", OBJECT_AMOP
     661             :     },
     662             :     /* OCLASS_AMPROC */
     663             :     {
     664             :         "function of access method", OBJECT_AMPROC
     665             :     },
     666             :     /* OCLASS_REWRITE */
     667             :     {
     668             :         "rule", OBJECT_RULE
     669             :     },
     670             :     /* OCLASS_TRIGGER */
     671             :     {
     672             :         "trigger", OBJECT_TRIGGER
     673             :     },
     674             :     /* OCLASS_SCHEMA */
     675             :     {
     676             :         "schema", OBJECT_SCHEMA
     677             :     },
     678             :     /* OCLASS_TSPARSER */
     679             :     {
     680             :         "text search parser", OBJECT_TSPARSER
     681             :     },
     682             :     /* OCLASS_TSDICT */
     683             :     {
     684             :         "text search dictionary", OBJECT_TSDICTIONARY
     685             :     },
     686             :     /* OCLASS_TSTEMPLATE */
     687             :     {
     688             :         "text search template", OBJECT_TSTEMPLATE
     689             :     },
     690             :     /* OCLASS_TSCONFIG */
     691             :     {
     692             :         "text search configuration", OBJECT_TSCONFIGURATION
     693             :     },
     694             :     /* OCLASS_ROLE */
     695             :     {
     696             :         "role", OBJECT_ROLE
     697             :     },
     698             :     /* OCLASS_DATABASE */
     699             :     {
     700             :         "database", OBJECT_DATABASE
     701             :     },
     702             :     /* OCLASS_TBLSPACE */
     703             :     {
     704             :         "tablespace", OBJECT_TABLESPACE
     705             :     },
     706             :     /* OCLASS_FDW */
     707             :     {
     708             :         "foreign-data wrapper", OBJECT_FDW
     709             :     },
     710             :     /* OCLASS_FOREIGN_SERVER */
     711             :     {
     712             :         "server", OBJECT_FOREIGN_SERVER
     713             :     },
     714             :     /* OCLASS_USER_MAPPING */
     715             :     {
     716             :         "user mapping", OBJECT_USER_MAPPING
     717             :     },
     718             :     /* OCLASS_DEFACL */
     719             :     {
     720             :         "default acl", OBJECT_DEFACL
     721             :     },
     722             :     /* OCLASS_EXTENSION */
     723             :     {
     724             :         "extension", OBJECT_EXTENSION
     725             :     },
     726             :     /* OCLASS_EVENT_TRIGGER */
     727             :     {
     728             :         "event trigger", OBJECT_EVENT_TRIGGER
     729             :     },
     730             :     /* OCLASS_POLICY */
     731             :     {
     732             :         "policy", OBJECT_POLICY
     733             :     },
     734             :     /* OCLASS_PUBLICATION */
     735             :     {
     736             :         "publication", OBJECT_PUBLICATION
     737             :     },
     738             :     /* OCLASS_PUBLICATION_REL */
     739             :     {
     740             :         "publication relation", OBJECT_PUBLICATION_REL
     741             :     },
     742             :     /* OCLASS_SUBSCRIPTION */
     743             :     {
     744             :         "subscription", OBJECT_SUBSCRIPTION
     745             :     },
     746             :     /* OCLASS_TRANSFORM */
     747             :     {
     748             :         "transform", OBJECT_TRANSFORM
     749             :     },
     750             :     /* OBJECT_STATISTIC_EXT */
     751             :     {
     752             :         "statistics object", OBJECT_STATISTIC_EXT
     753             :     }
     754             : };
     755             : 
     756             : const ObjectAddress InvalidObjectAddress =
     757             : {
     758             :     InvalidOid,
     759             :     InvalidOid,
     760             :     0
     761             : };
     762             : 
     763             : static ObjectAddress get_object_address_unqualified(ObjectType objtype,
     764             :                                                     Value *strval, bool missing_ok);
     765             : static ObjectAddress get_relation_by_qualified_name(ObjectType objtype,
     766             :                                                     List *object, Relation *relp,
     767             :                                                     LOCKMODE lockmode, bool missing_ok);
     768             : static ObjectAddress get_object_address_relobject(ObjectType objtype,
     769             :                                                   List *object, Relation *relp, bool missing_ok);
     770             : static ObjectAddress get_object_address_attribute(ObjectType objtype,
     771             :                                                   List *object, Relation *relp,
     772             :                                                   LOCKMODE lockmode, bool missing_ok);
     773             : static ObjectAddress get_object_address_attrdef(ObjectType objtype,
     774             :                                                 List *object, Relation *relp, LOCKMODE lockmode,
     775             :                                                 bool missing_ok);
     776             : static ObjectAddress get_object_address_type(ObjectType objtype,
     777             :                                              TypeName *typename, bool missing_ok);
     778             : static ObjectAddress get_object_address_opcf(ObjectType objtype, List *object,
     779             :                                              bool missing_ok);
     780             : static ObjectAddress get_object_address_opf_member(ObjectType objtype,
     781             :                                                    List *object, bool missing_ok);
     782             : 
     783             : static ObjectAddress get_object_address_usermapping(List *object,
     784             :                                                     bool missing_ok);
     785             : static ObjectAddress get_object_address_publication_rel(List *object,
     786             :                                                         Relation *relp,
     787             :                                                         bool missing_ok);
     788             : static ObjectAddress get_object_address_defacl(List *object,
     789             :                                                bool missing_ok);
     790             : static const ObjectPropertyType *get_object_property_data(Oid class_id);
     791             : 
     792             : static void getRelationDescription(StringInfo buffer, Oid relid);
     793             : static void getOpFamilyDescription(StringInfo buffer, Oid opfid);
     794             : static void getRelationTypeDescription(StringInfo buffer, Oid relid,
     795             :                                        int32 objectSubId);
     796             : static void getProcedureTypeDescription(StringInfo buffer, Oid procid);
     797             : static void getConstraintTypeDescription(StringInfo buffer, Oid constroid);
     798             : static void getOpFamilyIdentity(StringInfo buffer, Oid opfid, List **object);
     799             : static void getRelationIdentity(StringInfo buffer, Oid relid, List **object);
     800             : 
     801             : /*
     802             :  * Translate an object name and arguments (as passed by the parser) to an
     803             :  * ObjectAddress.
     804             :  *
     805             :  * The returned object will be locked using the specified lockmode.  If a
     806             :  * sub-object is looked up, the parent object will be locked instead.
     807             :  *
     808             :  * If the object is a relation or a child object of a relation (e.g. an
     809             :  * attribute or constraint), the relation is also opened and *relp receives
     810             :  * the open relcache entry pointer; otherwise, *relp is set to NULL.  This
     811             :  * is a bit grotty but it makes life simpler, since the caller will
     812             :  * typically need the relcache entry too.  Caller must close the relcache
     813             :  * entry when done with it.  The relation is locked with the specified lockmode
     814             :  * if the target object is the relation itself or an attribute, but for other
     815             :  * child objects, only AccessShareLock is acquired on the relation.
     816             :  *
     817             :  * If the object is not found, an error is thrown, unless missing_ok is
     818             :  * true.  In this case, no lock is acquired, relp is set to NULL, and the
     819             :  * returned address has objectId set to InvalidOid.
     820             :  *
     821             :  * We don't currently provide a function to release the locks acquired here;
     822             :  * typically, the lock must be held until commit to guard against a concurrent
     823             :  * drop operation.
     824             :  *
     825             :  * Note: If the object is not found, we don't give any indication of the
     826             :  * reason.  (It might have been a missing schema if the name was qualified, or
     827             :  * a nonexistent type name in case of a cast, function or operator; etc).
     828             :  * Currently there is only one caller that might be interested in such info, so
     829             :  * we don't spend much effort here.  If more callers start to care, it might be
     830             :  * better to add some support for that in this function.
     831             :  */
     832             : ObjectAddress
     833       23314 : get_object_address(ObjectType objtype, Node *object,
     834             :                    Relation *relp, LOCKMODE lockmode, bool missing_ok)
     835             : {
     836             :     ObjectAddress address;
     837       23314 :     ObjectAddress old_address = {InvalidOid, InvalidOid, 0};
     838       23314 :     Relation    relation = NULL;
     839             :     uint64      inval_count;
     840             : 
     841             :     /* Some kind of lock must be taken. */
     842             :     Assert(lockmode != NoLock);
     843             : 
     844             :     for (;;)
     845             :     {
     846             :         /*
     847             :          * Remember this value, so that, after looking up the object name and
     848             :          * locking it, we can check whether any invalidation messages have
     849             :          * been processed that might require a do-over.
     850             :          */
     851       23474 :         inval_count = SharedInvalidMessageCounter;
     852             : 
     853             :         /* Look up object address. */
     854       23394 :         switch (objtype)
     855             :         {
     856             :             case OBJECT_INDEX:
     857             :             case OBJECT_SEQUENCE:
     858             :             case OBJECT_TABLE:
     859             :             case OBJECT_VIEW:
     860             :             case OBJECT_MATVIEW:
     861             :             case OBJECT_FOREIGN_TABLE:
     862         382 :                 address =
     863         382 :                     get_relation_by_qualified_name(objtype, castNode(List, object),
     864             :                                                    &relation, lockmode,
     865             :                                                    missing_ok);
     866         220 :                 break;
     867             :             case OBJECT_COLUMN:
     868         180 :                 address =
     869         180 :                     get_object_address_attribute(objtype, castNode(List, object),
     870             :                                                  &relation, lockmode,
     871             :                                                  missing_ok);
     872         118 :                 break;
     873             :             case OBJECT_DEFAULT:
     874          32 :                 address =
     875          32 :                     get_object_address_attrdef(objtype, castNode(List, object),
     876             :                                                &relation, lockmode,
     877             :                                                missing_ok);
     878           8 :                 break;
     879             :             case OBJECT_RULE:
     880             :             case OBJECT_TRIGGER:
     881             :             case OBJECT_TABCONSTRAINT:
     882             :             case OBJECT_POLICY:
     883         992 :                 address = get_object_address_relobject(objtype, castNode(List, object),
     884             :                                                        &relation, missing_ok);
     885         844 :                 break;
     886             :             case OBJECT_DOMCONSTRAINT:
     887             :                 {
     888             :                     List       *objlist;
     889             :                     ObjectAddress domaddr;
     890             :                     char       *constrname;
     891             : 
     892          42 :                     objlist = castNode(List, object);
     893          84 :                     domaddr = get_object_address_type(OBJECT_DOMAIN,
     894          42 :                                                       linitial_node(TypeName, objlist),
     895             :                                                       missing_ok);
     896          34 :                     constrname = strVal(lsecond(objlist));
     897             : 
     898          34 :                     address.classId = ConstraintRelationId;
     899          34 :                     address.objectId = get_domain_constraint_oid(domaddr.objectId,
     900             :                                                                  constrname, missing_ok);
     901          30 :                     address.objectSubId = 0;
     902             : 
     903             :                 }
     904          30 :                 break;
     905             :             case OBJECT_DATABASE:
     906             :             case OBJECT_EXTENSION:
     907             :             case OBJECT_TABLESPACE:
     908             :             case OBJECT_ROLE:
     909             :             case OBJECT_SCHEMA:
     910             :             case OBJECT_LANGUAGE:
     911             :             case OBJECT_FDW:
     912             :             case OBJECT_FOREIGN_SERVER:
     913             :             case OBJECT_EVENT_TRIGGER:
     914             :             case OBJECT_ACCESS_METHOD:
     915             :             case OBJECT_PUBLICATION:
     916             :             case OBJECT_SUBSCRIPTION:
     917        1886 :                 address = get_object_address_unqualified(objtype,
     918             :                                                          (Value *) object, missing_ok);
     919        1796 :                 break;
     920             :             case OBJECT_TYPE:
     921             :             case OBJECT_DOMAIN:
     922         878 :                 address = get_object_address_type(objtype, castNode(TypeName, object), missing_ok);
     923         834 :                 break;
     924             :             case OBJECT_AGGREGATE:
     925             :             case OBJECT_FUNCTION:
     926             :             case OBJECT_PROCEDURE:
     927             :             case OBJECT_ROUTINE:
     928        3318 :                 address.classId = ProcedureRelationId;
     929        3318 :                 address.objectId = LookupFuncWithArgs(objtype, castNode(ObjectWithArgs, object), missing_ok);
     930        3134 :                 address.objectSubId = 0;
     931        3134 :                 break;
     932             :             case OBJECT_OPERATOR:
     933         162 :                 address.classId = OperatorRelationId;
     934         162 :                 address.objectId = LookupOperWithArgs(castNode(ObjectWithArgs, object), missing_ok);
     935         142 :                 address.objectSubId = 0;
     936         142 :                 break;
     937             :             case OBJECT_COLLATION:
     938          30 :                 address.classId = CollationRelationId;
     939          30 :                 address.objectId = get_collation_oid(castNode(List, object), missing_ok);
     940          30 :                 address.objectSubId = 0;
     941          30 :                 break;
     942             :             case OBJECT_CONVERSION:
     943         120 :                 address.classId = ConversionRelationId;
     944         120 :                 address.objectId = get_conversion_oid(castNode(List, object), missing_ok);
     945          88 :                 address.objectSubId = 0;
     946          88 :                 break;
     947             :             case OBJECT_OPCLASS:
     948             :             case OBJECT_OPFAMILY:
     949         298 :                 address = get_object_address_opcf(objtype, castNode(List, object), missing_ok);
     950         242 :                 break;
     951             :             case OBJECT_AMOP:
     952             :             case OBJECT_AMPROC:
     953          34 :                 address = get_object_address_opf_member(objtype, castNode(List, object), missing_ok);
     954          18 :                 break;
     955             :             case OBJECT_LARGEOBJECT:
     956          32 :                 address.classId = LargeObjectRelationId;
     957          32 :                 address.objectId = oidparse(object);
     958          28 :                 address.objectSubId = 0;
     959          28 :                 if (!LargeObjectExists(address.objectId))
     960             :                 {
     961           4 :                     if (!missing_ok)
     962           4 :                         ereport(ERROR,
     963             :                                 (errcode(ERRCODE_UNDEFINED_OBJECT),
     964             :                                  errmsg("large object %u does not exist",
     965             :                                         address.objectId)));
     966             :                 }
     967          24 :                 break;
     968             :             case OBJECT_CAST:
     969             :                 {
     970          52 :                     TypeName   *sourcetype = linitial_node(TypeName, castNode(List, object));
     971          52 :                     TypeName   *targettype = lsecond_node(TypeName, castNode(List, object));
     972             :                     Oid         sourcetypeid;
     973             :                     Oid         targettypeid;
     974             : 
     975          52 :                     sourcetypeid = LookupTypeNameOid(NULL, sourcetype, missing_ok);
     976          48 :                     targettypeid = LookupTypeNameOid(NULL, targettype, missing_ok);
     977          48 :                     address.classId = CastRelationId;
     978          44 :                     address.objectId =
     979          48 :                         get_cast_oid(sourcetypeid, targettypeid, missing_ok);
     980          44 :                     address.objectSubId = 0;
     981             :                 }
     982          44 :                 break;
     983             :             case OBJECT_TRANSFORM:
     984             :                 {
     985          44 :                     TypeName   *typename = linitial_node(TypeName, castNode(List, object));
     986          44 :                     char       *langname = strVal(lsecond(castNode(List, object)));
     987          44 :                     Oid         type_id = LookupTypeNameOid(NULL, typename, missing_ok);
     988          38 :                     Oid         lang_id = get_language_oid(langname, missing_ok);
     989             : 
     990          36 :                     address.classId = TransformRelationId;
     991          36 :                     address.objectId =
     992          36 :                         get_transform_oid(type_id, lang_id, missing_ok);
     993          36 :                     address.objectSubId = 0;
     994             :                 }
     995          36 :                 break;
     996             :             case OBJECT_TSPARSER:
     997          66 :                 address.classId = TSParserRelationId;
     998          66 :                 address.objectId = get_ts_parser_oid(castNode(List, object), missing_ok);
     999          38 :                 address.objectSubId = 0;
    1000          38 :                 break;
    1001             :             case OBJECT_TSDICTIONARY:
    1002        7154 :                 address.classId = TSDictionaryRelationId;
    1003        7154 :                 address.objectId = get_ts_dict_oid(castNode(List, object), missing_ok);
    1004        7126 :                 address.objectSubId = 0;
    1005        7126 :                 break;
    1006             :             case OBJECT_TSTEMPLATE:
    1007         386 :                 address.classId = TSTemplateRelationId;
    1008         386 :                 address.objectId = get_ts_template_oid(castNode(List, object), missing_ok);
    1009         358 :                 address.objectSubId = 0;
    1010         358 :                 break;
    1011             :             case OBJECT_TSCONFIGURATION:
    1012        7146 :                 address.classId = TSConfigRelationId;
    1013        7146 :                 address.objectId = get_ts_config_oid(castNode(List, object), missing_ok);
    1014        7118 :                 address.objectSubId = 0;
    1015        7118 :                 break;
    1016             :             case OBJECT_USER_MAPPING:
    1017          20 :                 address = get_object_address_usermapping(castNode(List, object),
    1018             :                                                          missing_ok);
    1019           8 :                 break;
    1020             :             case OBJECT_PUBLICATION_REL:
    1021          20 :                 address = get_object_address_publication_rel(castNode(List, object),
    1022             :                                                              &relation,
    1023             :                                                              missing_ok);
    1024           8 :                 break;
    1025             :             case OBJECT_DEFACL:
    1026          28 :                 address = get_object_address_defacl(castNode(List, object),
    1027             :                                                     missing_ok);
    1028          16 :                 break;
    1029             :             case OBJECT_STATISTIC_EXT:
    1030          92 :                 address.classId = StatisticExtRelationId;
    1031          92 :                 address.objectId = get_statistics_object_oid(castNode(List, object),
    1032             :                                                              missing_ok);
    1033          92 :                 address.objectSubId = 0;
    1034          92 :                 break;
    1035             :             default:
    1036           0 :                 elog(ERROR, "unrecognized objtype: %d", (int) objtype);
    1037             :                 /* placate compiler, in case it thinks elog might return */
    1038             :                 address.classId = InvalidOid;
    1039             :                 address.objectId = InvalidOid;
    1040             :                 address.objectSubId = 0;
    1041             :         }
    1042             : 
    1043             :         /*
    1044             :          * If we could not find the supplied object, return without locking.
    1045             :          */
    1046       22372 :         if (!OidIsValid(address.objectId))
    1047             :         {
    1048             :             Assert(missing_ok);
    1049         248 :             return address;
    1050             :         }
    1051             : 
    1052             :         /*
    1053             :          * If we're retrying, see if we got the same answer as last time.  If
    1054             :          * so, we're done; if not, we locked the wrong thing, so give up our
    1055             :          * lock.
    1056             :          */
    1057       22124 :         if (OidIsValid(old_address.classId))
    1058             :         {
    1059          80 :             if (old_address.classId == address.classId
    1060          80 :                 && old_address.objectId == address.objectId
    1061          80 :                 && old_address.objectSubId == address.objectSubId)
    1062          80 :                 break;
    1063           0 :             if (old_address.classId != RelationRelationId)
    1064             :             {
    1065           0 :                 if (IsSharedRelation(old_address.classId))
    1066           0 :                     UnlockSharedObject(old_address.classId,
    1067             :                                        old_address.objectId,
    1068             :                                        0, lockmode);
    1069             :                 else
    1070           0 :                     UnlockDatabaseObject(old_address.classId,
    1071             :                                          old_address.objectId,
    1072             :                                          0, lockmode);
    1073             :             }
    1074             :         }
    1075             : 
    1076             :         /*
    1077             :          * If we're dealing with a relation or attribute, then the relation is
    1078             :          * already locked.  Otherwise, we lock it now.
    1079             :          */
    1080       22044 :         if (address.classId != RelationRelationId)
    1081             :         {
    1082       21706 :             if (IsSharedRelation(address.classId))
    1083         698 :                 LockSharedObject(address.classId, address.objectId, 0,
    1084             :                                  lockmode);
    1085             :             else
    1086       21008 :                 LockDatabaseObject(address.classId, address.objectId, 0,
    1087             :                                    lockmode);
    1088             :         }
    1089             : 
    1090             :         /*
    1091             :          * At this point, we've resolved the name to an OID and locked the
    1092             :          * corresponding database object.  However, it's possible that by the
    1093             :          * time we acquire the lock on the object, concurrent DDL has modified
    1094             :          * the database in such a way that the name we originally looked up no
    1095             :          * longer resolves to that OID.
    1096             :          *
    1097             :          * We can be certain that this isn't an issue if (a) no shared
    1098             :          * invalidation messages have been processed or (b) we've locked a
    1099             :          * relation somewhere along the line.  All the relation name lookups
    1100             :          * in this module ultimately use RangeVarGetRelid() to acquire a
    1101             :          * relation lock, and that function protects against the same kinds of
    1102             :          * races we're worried about here.  Even when operating on a
    1103             :          * constraint, rule, or trigger, we still acquire AccessShareLock on
    1104             :          * the relation, which is enough to freeze out any concurrent DDL.
    1105             :          *
    1106             :          * In all other cases, however, it's possible that the name we looked
    1107             :          * up no longer refers to the object we locked, so we retry the lookup
    1108             :          * and see whether we get the same answer.
    1109             :          */
    1110       22044 :         if (inval_count == SharedInvalidMessageCounter || relation != NULL)
    1111             :             break;
    1112          80 :         old_address = address;
    1113             :     }
    1114             : 
    1115             :     /* Return the object address and the relation. */
    1116       22044 :     *relp = relation;
    1117       22044 :     return address;
    1118             : }
    1119             : 
    1120             : /*
    1121             :  * Return an ObjectAddress based on a RangeVar and an object name. The
    1122             :  * name of the relation identified by the RangeVar is prepended to the
    1123             :  * (possibly empty) list passed in as object. This is useful to find
    1124             :  * the ObjectAddress of objects that depend on a relation. All other
    1125             :  * considerations are exactly as for get_object_address above.
    1126             :  */
    1127             : ObjectAddress
    1128          24 : get_object_address_rv(ObjectType objtype, RangeVar *rel, List *object,
    1129             :                       Relation *relp, LOCKMODE lockmode,
    1130             :                       bool missing_ok)
    1131             : {
    1132          24 :     if (rel)
    1133             :     {
    1134          18 :         object = lcons(makeString(rel->relname), object);
    1135          18 :         if (rel->schemaname)
    1136           0 :             object = lcons(makeString(rel->schemaname), object);
    1137          18 :         if (rel->catalogname)
    1138           0 :             object = lcons(makeString(rel->catalogname), object);
    1139             :     }
    1140             : 
    1141          24 :     return get_object_address(objtype, (Node *) object,
    1142             :                               relp, lockmode, missing_ok);
    1143             : }
    1144             : 
    1145             : /*
    1146             :  * Find an ObjectAddress for a type of object that is identified by an
    1147             :  * unqualified name.
    1148             :  */
    1149             : static ObjectAddress
    1150        1886 : get_object_address_unqualified(ObjectType objtype,
    1151             :                                Value *strval, bool missing_ok)
    1152             : {
    1153             :     const char *name;
    1154             :     ObjectAddress address;
    1155             : 
    1156        1886 :     name = strVal(strval);
    1157             : 
    1158             :     /* Translate name to OID. */
    1159        1886 :     switch (objtype)
    1160             :     {
    1161             :         case OBJECT_ACCESS_METHOD:
    1162          42 :             address.classId = AccessMethodRelationId;
    1163          42 :             address.objectId = get_am_oid(name, missing_ok);
    1164          34 :             address.objectSubId = 0;
    1165          34 :             break;
    1166             :         case OBJECT_DATABASE:
    1167         648 :             address.classId = DatabaseRelationId;
    1168         648 :             address.objectId = get_database_oid(name, missing_ok);
    1169         644 :             address.objectSubId = 0;
    1170         644 :             break;
    1171             :         case OBJECT_EXTENSION:
    1172          98 :             address.classId = ExtensionRelationId;
    1173          98 :             address.objectId = get_extension_oid(name, missing_ok);
    1174          90 :             address.objectSubId = 0;
    1175          90 :             break;
    1176             :         case OBJECT_TABLESPACE:
    1177           8 :             address.classId = TableSpaceRelationId;
    1178           8 :             address.objectId = get_tablespace_oid(name, missing_ok);
    1179           4 :             address.objectSubId = 0;
    1180           4 :             break;
    1181             :         case OBJECT_ROLE:
    1182          26 :             address.classId = AuthIdRelationId;
    1183          26 :             address.objectId = get_role_oid(name, missing_ok);
    1184          20 :             address.objectSubId = 0;
    1185          20 :             break;
    1186             :         case OBJECT_SCHEMA:
    1187         232 :             address.classId = NamespaceRelationId;
    1188         232 :             address.objectId = get_namespace_oid(name, missing_ok);
    1189         220 :             address.objectSubId = 0;
    1190         220 :             break;
    1191             :         case OBJECT_LANGUAGE:
    1192         412 :             address.classId = LanguageRelationId;
    1193         412 :             address.objectId = get_language_oid(name, missing_ok);
    1194         404 :             address.objectSubId = 0;
    1195         404 :             break;
    1196             :         case OBJECT_FDW:
    1197         124 :             address.classId = ForeignDataWrapperRelationId;
    1198         124 :             address.objectId = get_foreign_data_wrapper_oid(name, missing_ok);
    1199         112 :             address.objectSubId = 0;
    1200         112 :             break;
    1201             :         case OBJECT_FOREIGN_SERVER:
    1202         110 :             address.classId = ForeignServerRelationId;
    1203         110 :             address.objectId = get_foreign_server_oid(name, missing_ok);
    1204          98 :             address.objectSubId = 0;
    1205          98 :             break;
    1206             :         case OBJECT_EVENT_TRIGGER:
    1207          84 :             address.classId = EventTriggerRelationId;
    1208          84 :             address.objectId = get_event_trigger_oid(name, missing_ok);
    1209          76 :             address.objectSubId = 0;
    1210          76 :             break;
    1211             :         case OBJECT_PUBLICATION:
    1212          68 :             address.classId = PublicationRelationId;
    1213          68 :             address.objectId = get_publication_oid(name, missing_ok);
    1214          64 :             address.objectSubId = 0;
    1215          64 :             break;
    1216             :         case OBJECT_SUBSCRIPTION:
    1217          34 :             address.classId = SubscriptionRelationId;
    1218          34 :             address.objectId = get_subscription_oid(name, missing_ok);
    1219          30 :             address.objectSubId = 0;
    1220          30 :             break;
    1221             :         default:
    1222           0 :             elog(ERROR, "unrecognized objtype: %d", (int) objtype);
    1223             :             /* placate compiler, which doesn't know elog won't return */
    1224             :             address.classId = InvalidOid;
    1225             :             address.objectId = InvalidOid;
    1226             :             address.objectSubId = 0;
    1227             :     }
    1228             : 
    1229        1796 :     return address;
    1230             : }
    1231             : 
    1232             : /*
    1233             :  * Locate a relation by qualified name.
    1234             :  */
    1235             : static ObjectAddress
    1236         382 : get_relation_by_qualified_name(ObjectType objtype, List *object,
    1237             :                                Relation *relp, LOCKMODE lockmode,
    1238             :                                bool missing_ok)
    1239             : {
    1240             :     Relation    relation;
    1241             :     ObjectAddress address;
    1242             : 
    1243         382 :     address.classId = RelationRelationId;
    1244         382 :     address.objectId = InvalidOid;
    1245         382 :     address.objectSubId = 0;
    1246             : 
    1247         382 :     relation = relation_openrv_extended(makeRangeVarFromNameList(object),
    1248             :                                         lockmode, missing_ok);
    1249         220 :     if (!relation)
    1250           0 :         return address;
    1251             : 
    1252         220 :     switch (objtype)
    1253             :     {
    1254             :         case OBJECT_INDEX:
    1255          84 :             if (relation->rd_rel->relkind != RELKIND_INDEX &&
    1256          12 :                 relation->rd_rel->relkind != RELKIND_PARTITIONED_INDEX)
    1257           0 :                 ereport(ERROR,
    1258             :                         (errcode(ERRCODE_WRONG_OBJECT_TYPE),
    1259             :                          errmsg("\"%s\" is not an index",
    1260             :                                 RelationGetRelationName(relation))));
    1261          72 :             break;
    1262             :         case OBJECT_SEQUENCE:
    1263          20 :             if (relation->rd_rel->relkind != RELKIND_SEQUENCE)
    1264           0 :                 ereport(ERROR,
    1265             :                         (errcode(ERRCODE_WRONG_OBJECT_TYPE),
    1266             :                          errmsg("\"%s\" is not a sequence",
    1267             :                                 RelationGetRelationName(relation))));
    1268          20 :             break;
    1269             :         case OBJECT_TABLE:
    1270          74 :             if (relation->rd_rel->relkind != RELKIND_RELATION &&
    1271          12 :                 relation->rd_rel->relkind != RELKIND_PARTITIONED_TABLE)
    1272           0 :                 ereport(ERROR,
    1273             :                         (errcode(ERRCODE_WRONG_OBJECT_TYPE),
    1274             :                          errmsg("\"%s\" is not a table",
    1275             :                                 RelationGetRelationName(relation))));
    1276          62 :             break;
    1277             :         case OBJECT_VIEW:
    1278          24 :             if (relation->rd_rel->relkind != RELKIND_VIEW)
    1279           0 :                 ereport(ERROR,
    1280             :                         (errcode(ERRCODE_WRONG_OBJECT_TYPE),
    1281             :                          errmsg("\"%s\" is not a view",
    1282             :                                 RelationGetRelationName(relation))));
    1283          24 :             break;
    1284             :         case OBJECT_MATVIEW:
    1285          18 :             if (relation->rd_rel->relkind != RELKIND_MATVIEW)
    1286           0 :                 ereport(ERROR,
    1287             :                         (errcode(ERRCODE_WRONG_OBJECT_TYPE),
    1288             :                          errmsg("\"%s\" is not a materialized view",
    1289             :                                 RelationGetRelationName(relation))));
    1290          18 :             break;
    1291             :         case OBJECT_FOREIGN_TABLE:
    1292          24 :             if (relation->rd_rel->relkind != RELKIND_FOREIGN_TABLE)
    1293           0 :                 ereport(ERROR,
    1294             :                         (errcode(ERRCODE_WRONG_OBJECT_TYPE),
    1295             :                          errmsg("\"%s\" is not a foreign table",
    1296             :                                 RelationGetRelationName(relation))));
    1297          24 :             break;
    1298             :         default:
    1299           0 :             elog(ERROR, "unrecognized objtype: %d", (int) objtype);
    1300             :             break;
    1301             :     }
    1302             : 
    1303             :     /* Done. */
    1304         220 :     address.objectId = RelationGetRelid(relation);
    1305         220 :     *relp = relation;
    1306             : 
    1307         220 :     return address;
    1308             : }
    1309             : 
    1310             : /*
    1311             :  * Find object address for an object that is attached to a relation.
    1312             :  *
    1313             :  * Note that we take only an AccessShareLock on the relation.  We need not
    1314             :  * pass down the LOCKMODE from get_object_address(), because that is the lock
    1315             :  * mode for the object itself, not the relation to which it is attached.
    1316             :  */
    1317             : static ObjectAddress
    1318         992 : get_object_address_relobject(ObjectType objtype, List *object,
    1319             :                              Relation *relp, bool missing_ok)
    1320             : {
    1321             :     ObjectAddress address;
    1322         992 :     Relation    relation = NULL;
    1323             :     int         nnames;
    1324             :     const char *depname;
    1325             :     List       *relname;
    1326             :     Oid         reloid;
    1327             : 
    1328             :     /* Extract name of dependent object. */
    1329         992 :     depname = strVal(llast(object));
    1330             : 
    1331             :     /* Separate relation name from dependent object name. */
    1332         992 :     nnames = list_length(object);
    1333         992 :     if (nnames < 2)
    1334          32 :         ereport(ERROR,
    1335             :                 (errcode(ERRCODE_SYNTAX_ERROR),
    1336             :                  errmsg("must specify relation and object name")));
    1337             : 
    1338             :     /* Extract relation name and open relation. */
    1339         960 :     relname = list_truncate(list_copy(object), nnames - 1);
    1340         960 :     relation = table_openrv_extended(makeRangeVarFromNameList(relname),
    1341             :                                      AccessShareLock,
    1342             :                                      missing_ok);
    1343             : 
    1344         872 :     reloid = relation ? RelationGetRelid(relation) : InvalidOid;
    1345             : 
    1346         872 :     switch (objtype)
    1347             :     {
    1348             :         case OBJECT_RULE:
    1349         138 :             address.classId = RewriteRelationId;
    1350         130 :             address.objectId = relation ?
    1351         138 :                 get_rewrite_oid(reloid, depname, missing_ok) : InvalidOid;
    1352         130 :             address.objectSubId = 0;
    1353         130 :             break;
    1354             :         case OBJECT_TRIGGER:
    1355         526 :             address.classId = TriggerRelationId;
    1356         518 :             address.objectId = relation ?
    1357         526 :                 get_trigger_oid(reloid, depname, missing_ok) : InvalidOid;
    1358         518 :             address.objectSubId = 0;
    1359         518 :             break;
    1360             :         case OBJECT_TABCONSTRAINT:
    1361         118 :             address.classId = ConstraintRelationId;
    1362         110 :             address.objectId = relation ?
    1363         118 :                 get_relation_constraint_oid(reloid, depname, missing_ok) :
    1364             :                 InvalidOid;
    1365         110 :             address.objectSubId = 0;
    1366         110 :             break;
    1367             :         case OBJECT_POLICY:
    1368          90 :             address.classId = PolicyRelationId;
    1369          86 :             address.objectId = relation ?
    1370          90 :                 get_relation_policy_oid(reloid, depname, missing_ok) :
    1371             :                 InvalidOid;
    1372          86 :             address.objectSubId = 0;
    1373          86 :             break;
    1374             :         default:
    1375           0 :             elog(ERROR, "unrecognized objtype: %d", (int) objtype);
    1376             :     }
    1377             : 
    1378             :     /* Avoid relcache leak when object not found. */
    1379         844 :     if (!OidIsValid(address.objectId))
    1380             :     {
    1381          32 :         if (relation != NULL)
    1382           8 :             table_close(relation, AccessShareLock);
    1383             : 
    1384          32 :         relation = NULL;        /* department of accident prevention */
    1385          32 :         return address;
    1386             :     }
    1387             : 
    1388             :     /* Done. */
    1389         812 :     *relp = relation;
    1390         812 :     return address;
    1391             : }
    1392             : 
    1393             : /*
    1394             :  * Find the ObjectAddress for an attribute.
    1395             :  */
    1396             : static ObjectAddress
    1397         180 : get_object_address_attribute(ObjectType objtype, List *object,
    1398             :                              Relation *relp, LOCKMODE lockmode,
    1399             :                              bool missing_ok)
    1400             : {
    1401             :     ObjectAddress address;
    1402             :     List       *relname;
    1403             :     Oid         reloid;
    1404             :     Relation    relation;
    1405             :     const char *attname;
    1406             :     AttrNumber  attnum;
    1407             : 
    1408             :     /* Extract relation name and open relation. */
    1409         180 :     if (list_length(object) < 2)
    1410          18 :         ereport(ERROR,
    1411             :                 (errcode(ERRCODE_SYNTAX_ERROR),
    1412             :                  errmsg("column name must be qualified")));
    1413         162 :     attname = strVal(lfirst(list_tail(object)));
    1414         162 :     relname = list_truncate(list_copy(object), list_length(object) - 1);
    1415             :     /* XXX no missing_ok support here */
    1416         162 :     relation = relation_openrv(makeRangeVarFromNameList(relname), lockmode);
    1417         130 :     reloid = RelationGetRelid(relation);
    1418             : 
    1419             :     /* Look up attribute and construct return value. */
    1420         130 :     attnum = get_attnum(reloid, attname);
    1421         130 :     if (attnum == InvalidAttrNumber)
    1422             :     {
    1423          12 :         if (!missing_ok)
    1424          12 :             ereport(ERROR,
    1425             :                     (errcode(ERRCODE_UNDEFINED_COLUMN),
    1426             :                      errmsg("column \"%s\" of relation \"%s\" does not exist",
    1427             :                             attname, NameListToString(relname))));
    1428             : 
    1429           0 :         address.classId = RelationRelationId;
    1430           0 :         address.objectId = InvalidOid;
    1431           0 :         address.objectSubId = InvalidAttrNumber;
    1432           0 :         relation_close(relation, lockmode);
    1433           0 :         return address;
    1434             :     }
    1435             : 
    1436         118 :     address.classId = RelationRelationId;
    1437         118 :     address.objectId = reloid;
    1438         118 :     address.objectSubId = attnum;
    1439             : 
    1440         118 :     *relp = relation;
    1441         118 :     return address;
    1442             : }
    1443             : 
    1444             : /*
    1445             :  * Find the ObjectAddress for an attribute's default value.
    1446             :  */
    1447             : static ObjectAddress
    1448          32 : get_object_address_attrdef(ObjectType objtype, List *object,
    1449             :                            Relation *relp, LOCKMODE lockmode,
    1450             :                            bool missing_ok)
    1451             : {
    1452             :     ObjectAddress address;
    1453             :     List       *relname;
    1454             :     Oid         reloid;
    1455             :     Relation    relation;
    1456             :     const char *attname;
    1457             :     AttrNumber  attnum;
    1458             :     TupleDesc   tupdesc;
    1459             :     Oid         defoid;
    1460             : 
    1461             :     /* Extract relation name and open relation. */
    1462          32 :     if (list_length(object) < 2)
    1463           8 :         ereport(ERROR,
    1464             :                 (errcode(ERRCODE_SYNTAX_ERROR),
    1465             :                  errmsg("column name must be qualified")));
    1466          24 :     attname = strVal(llast(object));
    1467          24 :     relname = list_truncate(list_copy(object), list_length(object) - 1);
    1468             :     /* XXX no missing_ok support here */
    1469          24 :     relation = relation_openrv(makeRangeVarFromNameList(relname), lockmode);
    1470           8 :     reloid = RelationGetRelid(relation);
    1471             : 
    1472           8 :     tupdesc = RelationGetDescr(relation);
    1473             : 
    1474             :     /* Look up attribute number and scan pg_attrdef to find its tuple */
    1475           8 :     attnum = get_attnum(reloid, attname);
    1476           8 :     defoid = InvalidOid;
    1477           8 :     if (attnum != InvalidAttrNumber && tupdesc->constr != NULL)
    1478             :     {
    1479             :         Relation    attrdef;
    1480             :         ScanKeyData keys[2];
    1481             :         SysScanDesc scan;
    1482             :         HeapTuple   tup;
    1483             : 
    1484           8 :         attrdef = relation_open(AttrDefaultRelationId, AccessShareLock);
    1485           8 :         ScanKeyInit(&keys[0],
    1486             :                     Anum_pg_attrdef_adrelid,
    1487             :                     BTEqualStrategyNumber,
    1488             :                     F_OIDEQ,
    1489             :                     ObjectIdGetDatum(reloid));
    1490           8 :         ScanKeyInit(&keys[1],
    1491             :                     Anum_pg_attrdef_adnum,
    1492             :                     BTEqualStrategyNumber,
    1493             :                     F_INT2EQ,
    1494             :                     Int16GetDatum(attnum));
    1495           8 :         scan = systable_beginscan(attrdef, AttrDefaultIndexId, true,
    1496             :                                   NULL, 2, keys);
    1497           8 :         if (HeapTupleIsValid(tup = systable_getnext(scan)))
    1498             :         {
    1499           8 :             Form_pg_attrdef atdform = (Form_pg_attrdef) GETSTRUCT(tup);
    1500             : 
    1501           8 :             defoid = atdform->oid;
    1502             :         }
    1503             : 
    1504           8 :         systable_endscan(scan);
    1505           8 :         relation_close(attrdef, AccessShareLock);
    1506             :     }
    1507           8 :     if (!OidIsValid(defoid))
    1508             :     {
    1509           0 :         if (!missing_ok)
    1510           0 :             ereport(ERROR,
    1511             :                     (errcode(ERRCODE_UNDEFINED_COLUMN),
    1512             :                      errmsg("default value for column \"%s\" of relation \"%s\" does not exist",
    1513             :                             attname, NameListToString(relname))));
    1514             : 
    1515           0 :         address.classId = AttrDefaultRelationId;
    1516           0 :         address.objectId = InvalidOid;
    1517           0 :         address.objectSubId = InvalidAttrNumber;
    1518           0 :         relation_close(relation, lockmode);
    1519           0 :         return address;
    1520             :     }
    1521             : 
    1522           8 :     address.classId = AttrDefaultRelationId;
    1523           8 :     address.objectId = defoid;
    1524           8 :     address.objectSubId = 0;
    1525             : 
    1526           8 :     *relp = relation;
    1527           8 :     return address;
    1528             : }
    1529             : 
    1530             : /*
    1531             :  * Find the ObjectAddress for a type or domain
    1532             :  */
    1533             : static ObjectAddress
    1534         988 : get_object_address_type(ObjectType objtype, TypeName *typename, bool missing_ok)
    1535             : {
    1536             :     ObjectAddress address;
    1537             :     Type        tup;
    1538             : 
    1539         988 :     address.classId = TypeRelationId;
    1540         988 :     address.objectId = InvalidOid;
    1541         988 :     address.objectSubId = 0;
    1542             : 
    1543         988 :     tup = LookupTypeName(NULL, typename, NULL, missing_ok);
    1544         988 :     if (!HeapTupleIsValid(tup))
    1545             :     {
    1546          70 :         if (!missing_ok)
    1547          52 :             ereport(ERROR,
    1548             :                     (errcode(ERRCODE_UNDEFINED_OBJECT),
    1549             :                      errmsg("type \"%s\" does not exist",
    1550             :                             TypeNameToString(typename))));
    1551          18 :         return address;
    1552             :     }
    1553         918 :     address.objectId = typeTypeId(tup);
    1554             : 
    1555         918 :     if (objtype == OBJECT_DOMAIN)
    1556             :     {
    1557         258 :         if (((Form_pg_type) GETSTRUCT(tup))->typtype != TYPTYPE_DOMAIN)
    1558           0 :             ereport(ERROR,
    1559             :                     (errcode(ERRCODE_WRONG_OBJECT_TYPE),
    1560             :                      errmsg("\"%s\" is not a domain",
    1561             :                             TypeNameToString(typename))));
    1562             :     }
    1563             : 
    1564         918 :     ReleaseSysCache(tup);
    1565             : 
    1566         918 :     return address;
    1567             : }
    1568             : 
    1569             : /*
    1570             :  * Find the ObjectAddress for an opclass or opfamily.
    1571             :  */
    1572             : static ObjectAddress
    1573         332 : get_object_address_opcf(ObjectType objtype, List *object, bool missing_ok)
    1574             : {
    1575             :     Oid         amoid;
    1576             :     ObjectAddress address;
    1577             : 
    1578             :     /* XXX no missing_ok support here */
    1579         332 :     amoid = get_index_am_oid(strVal(linitial(object)), false);
    1580         284 :     object = list_copy_tail(object, 1);
    1581             : 
    1582         284 :     switch (objtype)
    1583             :     {
    1584             :         case OBJECT_OPCLASS:
    1585         106 :             address.classId = OperatorClassRelationId;
    1586         106 :             address.objectId = get_opclass_oid(amoid, object, missing_ok);
    1587         102 :             address.objectSubId = 0;
    1588         102 :             break;
    1589             :         case OBJECT_OPFAMILY:
    1590         178 :             address.classId = OperatorFamilyRelationId;
    1591         178 :             address.objectId = get_opfamily_oid(amoid, object, missing_ok);
    1592         174 :             address.objectSubId = 0;
    1593         174 :             break;
    1594             :         default:
    1595           0 :             elog(ERROR, "unrecognized objtype: %d", (int) objtype);
    1596             :             /* placate compiler, which doesn't know elog won't return */
    1597             :             address.classId = InvalidOid;
    1598             :             address.objectId = InvalidOid;
    1599             :             address.objectSubId = 0;
    1600             :     }
    1601             : 
    1602         276 :     return address;
    1603             : }
    1604             : 
    1605             : /*
    1606             :  * Find the ObjectAddress for an opclass/opfamily member.
    1607             :  *
    1608             :  * (The returned address corresponds to a pg_amop/pg_amproc object).
    1609             :  */
    1610             : static ObjectAddress
    1611          34 : get_object_address_opf_member(ObjectType objtype,
    1612             :                               List *object, bool missing_ok)
    1613             : {
    1614             :     ObjectAddress famaddr;
    1615             :     ObjectAddress address;
    1616             :     ListCell   *cell;
    1617             :     List       *copy;
    1618             :     TypeName   *typenames[2];
    1619             :     Oid         typeoids[2];
    1620             :     int         membernum;
    1621             :     int         i;
    1622             : 
    1623             :     /*
    1624             :      * The last element of the object list contains the strategy or procedure
    1625             :      * number.  We need to strip that out before getting the opclass/family
    1626             :      * address.  The rest can be used directly by get_object_address_opcf().
    1627             :      */
    1628          34 :     membernum = atoi(strVal(llast(linitial(object))));
    1629          34 :     copy = list_truncate(list_copy(linitial(object)), list_length(linitial(object)) - 1);
    1630             : 
    1631             :     /* no missing_ok support here */
    1632          34 :     famaddr = get_object_address_opcf(OBJECT_OPFAMILY, copy, false);
    1633             : 
    1634             :     /* find out left/right type names and OIDs */
    1635          34 :     typenames[0] = typenames[1] = NULL;
    1636          34 :     typeoids[0] = typeoids[1] = InvalidOid;
    1637          34 :     i = 0;
    1638          68 :     foreach(cell, lsecond(object))
    1639             :     {
    1640             :         ObjectAddress typaddr;
    1641             : 
    1642          68 :         typenames[i] = lfirst_node(TypeName, cell);
    1643          68 :         typaddr = get_object_address_type(OBJECT_TYPE, typenames[i], missing_ok);
    1644          68 :         typeoids[i] = typaddr.objectId;
    1645          68 :         if (++i >= 2)
    1646          34 :             break;
    1647             :     }
    1648             : 
    1649          34 :     switch (objtype)
    1650             :     {
    1651             :         case OBJECT_AMOP:
    1652             :             {
    1653             :                 HeapTuple   tp;
    1654             : 
    1655          18 :                 ObjectAddressSet(address, AccessMethodOperatorRelationId,
    1656             :                                  InvalidOid);
    1657             : 
    1658          72 :                 tp = SearchSysCache4(AMOPSTRATEGY,
    1659          18 :                                      ObjectIdGetDatum(famaddr.objectId),
    1660          18 :                                      ObjectIdGetDatum(typeoids[0]),
    1661          18 :                                      ObjectIdGetDatum(typeoids[1]),
    1662             :                                      Int16GetDatum(membernum));
    1663          18 :                 if (!HeapTupleIsValid(tp))
    1664             :                 {
    1665           8 :                     if (!missing_ok)
    1666           8 :                         ereport(ERROR,
    1667             :                                 (errcode(ERRCODE_UNDEFINED_OBJECT),
    1668             :                                  errmsg("operator %d (%s, %s) of %s does not exist",
    1669             :                                         membernum,
    1670             :                                         TypeNameToString(typenames[0]),
    1671             :                                         TypeNameToString(typenames[1]),
    1672             :                                         getObjectDescription(&famaddr))));
    1673             :                 }
    1674             :                 else
    1675             :                 {
    1676          10 :                     address.objectId = ((Form_pg_amop) GETSTRUCT(tp))->oid;
    1677          10 :                     ReleaseSysCache(tp);
    1678             :                 }
    1679             :             }
    1680          10 :             break;
    1681             : 
    1682             :         case OBJECT_AMPROC:
    1683             :             {
    1684             :                 HeapTuple   tp;
    1685             : 
    1686          16 :                 ObjectAddressSet(address, AccessMethodProcedureRelationId,
    1687             :                                  InvalidOid);
    1688             : 
    1689          64 :                 tp = SearchSysCache4(AMPROCNUM,
    1690          16 :                                      ObjectIdGetDatum(famaddr.objectId),
    1691          16 :                                      ObjectIdGetDatum(typeoids[0]),
    1692          16 :                                      ObjectIdGetDatum(typeoids[1]),
    1693             :                                      Int16GetDatum(membernum));
    1694          16 :                 if (!HeapTupleIsValid(tp))
    1695             :                 {
    1696           8 :                     if (!missing_ok)
    1697           8 :                         ereport(ERROR,
    1698             :                                 (errcode(ERRCODE_UNDEFINED_OBJECT),
    1699             :                                  errmsg("function %d (%s, %s) of %s does not exist",
    1700             :                                         membernum,
    1701             :                                         TypeNameToString(typenames[0]),
    1702             :                                         TypeNameToString(typenames[1]),
    1703             :                                         getObjectDescription(&famaddr))));
    1704             :                 }
    1705             :                 else
    1706             :                 {
    1707           8 :                     address.objectId = ((Form_pg_amproc) GETSTRUCT(tp))->oid;
    1708           8 :                     ReleaseSysCache(tp);
    1709             :                 }
    1710             :             }
    1711           8 :             break;
    1712             :         default:
    1713           0 :             elog(ERROR, "unrecognized objtype: %d", (int) objtype);
    1714             :     }
    1715             : 
    1716          18 :     return address;
    1717             : }
    1718             : 
    1719             : /*
    1720             :  * Find the ObjectAddress for a user mapping.
    1721             :  */
    1722             : static ObjectAddress
    1723          20 : get_object_address_usermapping(List *object, bool missing_ok)
    1724             : {
    1725             :     ObjectAddress address;
    1726             :     Oid         userid;
    1727             :     char       *username;
    1728             :     char       *servername;
    1729             :     ForeignServer *server;
    1730             :     HeapTuple   tp;
    1731             : 
    1732          20 :     ObjectAddressSet(address, UserMappingRelationId, InvalidOid);
    1733             : 
    1734             :     /* fetch string names from input lists, for error messages */
    1735          20 :     username = strVal(linitial(object));
    1736          20 :     servername = strVal(lsecond(object));
    1737             : 
    1738             :     /* look up pg_authid OID of mapped user; InvalidOid if PUBLIC */
    1739          20 :     if (strcmp(username, "public") == 0)
    1740           0 :         userid = InvalidOid;
    1741             :     else
    1742             :     {
    1743          20 :         tp = SearchSysCache1(AUTHNAME,
    1744             :                              CStringGetDatum(username));
    1745          20 :         if (!HeapTupleIsValid(tp))
    1746             :         {
    1747          12 :             if (!missing_ok)
    1748          12 :                 ereport(ERROR,
    1749             :                         (errcode(ERRCODE_UNDEFINED_OBJECT),
    1750             :                          errmsg("user mapping for user \"%s\" on server \"%s\" does not exist",
    1751             :                                 username, servername)));
    1752           0 :             return address;
    1753             :         }
    1754           8 :         userid = ((Form_pg_authid) GETSTRUCT(tp))->oid;
    1755           8 :         ReleaseSysCache(tp);
    1756             :     }
    1757             : 
    1758             :     /* Now look up the pg_user_mapping tuple */
    1759           8 :     server = GetForeignServerByName(servername, true);
    1760           8 :     if (!server)
    1761             :     {
    1762           0 :         if (!missing_ok)
    1763           0 :             ereport(ERROR,
    1764             :                     (errcode(ERRCODE_UNDEFINED_OBJECT),
    1765             :                      errmsg("server \"%s\" does not exist", servername)));
    1766           0 :         return address;
    1767             :     }
    1768           8 :     tp = SearchSysCache2(USERMAPPINGUSERSERVER,
    1769             :                          ObjectIdGetDatum(userid),
    1770           8 :                          ObjectIdGetDatum(server->serverid));
    1771           8 :     if (!HeapTupleIsValid(tp))
    1772             :     {
    1773           0 :         if (!missing_ok)
    1774           0 :             ereport(ERROR,
    1775             :                     (errcode(ERRCODE_UNDEFINED_OBJECT),
    1776             :                      errmsg("user mapping for user \"%s\" on server \"%s\" does not exist",
    1777             :                             username, servername)));
    1778           0 :         return address;
    1779             :     }
    1780             : 
    1781           8 :     address.objectId = ((Form_pg_user_mapping) GETSTRUCT(tp))->oid;
    1782             : 
    1783           8 :     ReleaseSysCache(tp);
    1784             : 
    1785           8 :     return address;
    1786             : }
    1787             : 
    1788             : /*
    1789             :  * Find the ObjectAddress for a publication relation.  The first element of
    1790             :  * the object parameter is the relation name, the second is the
    1791             :  * publication name.
    1792             :  */
    1793             : static ObjectAddress
    1794          20 : get_object_address_publication_rel(List *object,
    1795             :                                    Relation *relp, bool missing_ok)
    1796             : {
    1797             :     ObjectAddress address;
    1798             :     Relation    relation;
    1799             :     List       *relname;
    1800             :     char       *pubname;
    1801             :     Publication *pub;
    1802             : 
    1803          20 :     ObjectAddressSet(address, PublicationRelRelationId, InvalidOid);
    1804             : 
    1805          20 :     relname = linitial(object);
    1806          20 :     relation = relation_openrv_extended(makeRangeVarFromNameList(relname),
    1807             :                                         AccessShareLock, missing_ok);
    1808           8 :     if (!relation)
    1809           0 :         return address;
    1810             : 
    1811             :     /* fetch publication name from input list */
    1812           8 :     pubname = strVal(lsecond(object));
    1813             : 
    1814             :     /* Now look up the pg_publication tuple */
    1815           8 :     pub = GetPublicationByName(pubname, missing_ok);
    1816           8 :     if (!pub)
    1817             :     {
    1818           0 :         relation_close(relation, AccessShareLock);
    1819           0 :         return address;
    1820             :     }
    1821             : 
    1822             :     /* Find the publication relation mapping in syscache. */
    1823           8 :     address.objectId =
    1824           8 :         GetSysCacheOid2(PUBLICATIONRELMAP, Anum_pg_publication_rel_oid,
    1825             :                         ObjectIdGetDatum(RelationGetRelid(relation)),
    1826             :                         ObjectIdGetDatum(pub->oid));
    1827           8 :     if (!OidIsValid(address.objectId))
    1828             :     {
    1829           0 :         if (!missing_ok)
    1830           0 :             ereport(ERROR,
    1831             :                     (errcode(ERRCODE_UNDEFINED_OBJECT),
    1832             :                      errmsg("publication relation \"%s\" in publication \"%s\" does not exist",
    1833             :                             RelationGetRelationName(relation), pubname)));
    1834           0 :         relation_close(relation, AccessShareLock);
    1835           0 :         return address;
    1836             :     }
    1837             : 
    1838           8 :     *relp = relation;
    1839           8 :     return address;
    1840             : }
    1841             : 
    1842             : /*
    1843             :  * Find the ObjectAddress for a default ACL.
    1844             :  */
    1845             : static ObjectAddress
    1846          28 : get_object_address_defacl(List *object, bool missing_ok)
    1847             : {
    1848             :     HeapTuple   tp;
    1849             :     Oid         userid;
    1850             :     Oid         schemaid;
    1851             :     char       *username;
    1852             :     char       *schema;
    1853             :     char        objtype;
    1854             :     char       *objtype_str;
    1855             :     ObjectAddress address;
    1856             : 
    1857          28 :     ObjectAddressSet(address, DefaultAclRelationId, InvalidOid);
    1858             : 
    1859             :     /*
    1860             :      * First figure out the textual attributes so that they can be used for
    1861             :      * error reporting.
    1862             :      */
    1863          28 :     username = strVal(lsecond(object));
    1864          28 :     if (list_length(object) >= 3)
    1865          16 :         schema = (char *) strVal(lthird(object));
    1866             :     else
    1867          12 :         schema = NULL;
    1868             : 
    1869             :     /*
    1870             :      * Decode defaclobjtype.  Only first char is considered; the rest of the
    1871             :      * string, if any, is blissfully ignored.
    1872             :      */
    1873          28 :     objtype = ((char *) strVal(linitial(object)))[0];
    1874          28 :     switch (objtype)
    1875             :     {
    1876             :         case DEFACLOBJ_RELATION:
    1877          16 :             objtype_str = "tables";
    1878          16 :             break;
    1879             :         case DEFACLOBJ_SEQUENCE:
    1880           0 :             objtype_str = "sequences";
    1881           0 :             break;
    1882             :         case DEFACLOBJ_FUNCTION:
    1883           0 :             objtype_str = "functions";
    1884           0 :             break;
    1885             :         case DEFACLOBJ_TYPE:
    1886           0 :             objtype_str = "types";
    1887           0 :             break;
    1888             :         case DEFACLOBJ_NAMESPACE:
    1889           0 :             objtype_str = "schemas";
    1890           0 :             break;
    1891             :         default:
    1892          12 :             ereport(ERROR,
    1893             :                     (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    1894             :                      errmsg("unrecognized default ACL object type \"%c\"", objtype),
    1895             :                      errhint("Valid object types are \"%c\", \"%c\", \"%c\", \"%c\", \"%c\".",
    1896             :                              DEFACLOBJ_RELATION,
    1897             :                              DEFACLOBJ_SEQUENCE,
    1898             :                              DEFACLOBJ_FUNCTION,
    1899             :                              DEFACLOBJ_TYPE,
    1900             :                              DEFACLOBJ_NAMESPACE)));
    1901             :     }
    1902             : 
    1903             :     /*
    1904             :      * Look up user ID.  Behave as "default ACL not found" if the user doesn't
    1905             :      * exist.
    1906             :      */
    1907          16 :     tp = SearchSysCache1(AUTHNAME,
    1908             :                          CStringGetDatum(username));
    1909          16 :     if (!HeapTupleIsValid(tp))
    1910           0 :         goto not_found;
    1911          16 :     userid = ((Form_pg_authid) GETSTRUCT(tp))->oid;
    1912          16 :     ReleaseSysCache(tp);
    1913             : 
    1914             :     /*
    1915             :      * If a schema name was given, look up its OID.  If it doesn't exist,
    1916             :      * behave as "default ACL not found".
    1917             :      */
    1918          16 :     if (schema)
    1919             :     {
    1920           8 :         schemaid = get_namespace_oid(schema, true);
    1921           8 :         if (schemaid == InvalidOid)
    1922           0 :             goto not_found;
    1923             :     }
    1924             :     else
    1925           8 :         schemaid = InvalidOid;
    1926             : 
    1927             :     /* Finally, look up the pg_default_acl object */
    1928          16 :     tp = SearchSysCache3(DEFACLROLENSPOBJ,
    1929             :                          ObjectIdGetDatum(userid),
    1930             :                          ObjectIdGetDatum(schemaid),
    1931             :                          CharGetDatum(objtype));
    1932          16 :     if (!HeapTupleIsValid(tp))
    1933           0 :         goto not_found;
    1934             : 
    1935          16 :     address.objectId = ((Form_pg_default_acl) GETSTRUCT(tp))->oid;
    1936          16 :     ReleaseSysCache(tp);
    1937             : 
    1938          16 :     return address;
    1939             : 
    1940             : not_found:
    1941           0 :     if (!missing_ok)
    1942             :     {
    1943           0 :         if (schema)
    1944           0 :             ereport(ERROR,
    1945             :                     (errcode(ERRCODE_UNDEFINED_OBJECT),
    1946             :                      errmsg("default ACL for user \"%s\" in schema \"%s\" on %s does not exist",
    1947             :                             username, schema, objtype_str)));
    1948             :         else
    1949           0 :             ereport(ERROR,
    1950             :                     (errcode(ERRCODE_UNDEFINED_OBJECT),
    1951             :                      errmsg("default ACL for user \"%s\" on %s does not exist",
    1952             :                             username, objtype_str)));
    1953             :     }
    1954           0 :     return address;
    1955             : }
    1956             : 
    1957             : /*
    1958             :  * Convert an array of TEXT into a List of string Values, as emitted by the
    1959             :  * parser, which is what get_object_address uses as input.
    1960             :  */
    1961             : static List *
    1962        2168 : textarray_to_strvaluelist(ArrayType *arr)
    1963             : {
    1964             :     Datum      *elems;
    1965             :     bool       *nulls;
    1966             :     int         nelems;
    1967        2168 :     List       *list = NIL;
    1968             :     int         i;
    1969             : 
    1970        2168 :     deconstruct_array(arr, TEXTOID, -1, false, 'i',
    1971             :                       &elems, &nulls, &nelems);
    1972             : 
    1973        4744 :     for (i = 0; i < nelems; i++)
    1974             :     {
    1975        2580 :         if (nulls[i])
    1976           4 :             ereport(ERROR,
    1977             :                     (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    1978             :                      errmsg("name or argument lists may not contain nulls")));
    1979        2576 :         list = lappend(list, makeString(TextDatumGetCString(elems[i])));
    1980             :     }
    1981             : 
    1982        2164 :     return list;
    1983             : }
    1984             : 
    1985             : /*
    1986             :  * SQL-callable version of get_object_address
    1987             :  */
    1988             : Datum
    1989        1344 : pg_get_object_address(PG_FUNCTION_ARGS)
    1990             : {
    1991        1344 :     char       *ttype = TextDatumGetCString(PG_GETARG_DATUM(0));
    1992        1344 :     ArrayType  *namearr = PG_GETARG_ARRAYTYPE_P(1);
    1993        1344 :     ArrayType  *argsarr = PG_GETARG_ARRAYTYPE_P(2);
    1994             :     int         itype;
    1995             :     ObjectType  type;
    1996        1344 :     List       *name = NIL;
    1997        1344 :     TypeName   *typename = NULL;
    1998        1344 :     List       *args = NIL;
    1999        1344 :     Node       *objnode = NULL;
    2000             :     ObjectAddress addr;
    2001             :     TupleDesc   tupdesc;
    2002             :     Datum       values[3];
    2003             :     bool        nulls[3];
    2004             :     HeapTuple   htup;
    2005             :     Relation    relation;
    2006             : 
    2007             :     /* Decode object type, raise error if unknown */
    2008        1344 :     itype = read_objtype_from_string(ttype);
    2009        1340 :     if (itype < 0)
    2010          24 :         ereport(ERROR,
    2011             :                 (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2012             :                  errmsg("unsupported object type \"%s\"", ttype)));
    2013        1316 :     type = (ObjectType) itype;
    2014             : 
    2015             :     /*
    2016             :      * Convert the text array to the representation appropriate for the given
    2017             :      * object type.  Most use a simple string Values list, but there are some
    2018             :      * exceptions.
    2019             :      */
    2020        1316 :     if (type == OBJECT_TYPE || type == OBJECT_DOMAIN || type == OBJECT_CAST ||
    2021        1196 :         type == OBJECT_TRANSFORM || type == OBJECT_DOMCONSTRAINT)
    2022          88 :     {
    2023             :         Datum      *elems;
    2024             :         bool       *nulls;
    2025             :         int         nelems;
    2026             : 
    2027         152 :         deconstruct_array(namearr, TEXTOID, -1, false, 'i',
    2028             :                           &elems, &nulls, &nelems);
    2029         152 :         if (nelems != 1)
    2030          64 :             ereport(ERROR,
    2031             :                     (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2032             :                      errmsg("name list length must be exactly %d", 1)));
    2033          88 :         if (nulls[0])
    2034           0 :             ereport(ERROR,
    2035             :                     (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2036             :                      errmsg("name or argument lists may not contain nulls")));
    2037          88 :         typename = typeStringToTypeName(TextDatumGetCString(elems[0]));
    2038             :     }
    2039        1164 :     else if (type == OBJECT_LARGEOBJECT)
    2040             :     {
    2041             :         Datum      *elems;
    2042             :         bool       *nulls;
    2043             :         int         nelems;
    2044             : 
    2045          12 :         deconstruct_array(namearr, TEXTOID, -1, false, 'i',
    2046             :                           &elems, &nulls, &nelems);
    2047          12 :         if (nelems != 1)
    2048           4 :             ereport(ERROR,
    2049             :                     (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2050             :                      errmsg("name list length must be exactly %d", 1)));
    2051           8 :         if (nulls[0])
    2052           0 :             ereport(ERROR,
    2053             :                     (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2054             :                      errmsg("large object OID may not be null")));
    2055           8 :         objnode = (Node *) makeFloat(TextDatumGetCString(elems[0]));
    2056             :     }
    2057             :     else
    2058             :     {
    2059        1152 :         name = textarray_to_strvaluelist(namearr);
    2060        1148 :         if (list_length(name) < 1)
    2061           4 :             ereport(ERROR,
    2062             :                     (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2063             :                      errmsg("name list length must be at least %d", 1)));
    2064             :     }
    2065             : 
    2066             :     /*
    2067             :      * If args are given, decode them according to the object type.
    2068             :      */
    2069        1240 :     if (type == OBJECT_AGGREGATE ||
    2070        1176 :         type == OBJECT_FUNCTION ||
    2071        1144 :         type == OBJECT_PROCEDURE ||
    2072        1144 :         type == OBJECT_ROUTINE ||
    2073        1112 :         type == OBJECT_OPERATOR ||
    2074        1096 :         type == OBJECT_CAST ||
    2075        1056 :         type == OBJECT_AMOP ||
    2076             :         type == OBJECT_AMPROC)
    2077         224 :     {
    2078             :         /* in these cases, the args list must be of TypeName */
    2079             :         Datum      *elems;
    2080             :         bool       *nulls;
    2081             :         int         nelems;
    2082             :         int         i;
    2083             : 
    2084         224 :         deconstruct_array(argsarr, TEXTOID, -1, false, 'i',
    2085             :                           &elems, &nulls, &nelems);
    2086             : 
    2087         224 :         args = NIL;
    2088         428 :         for (i = 0; i < nelems; i++)
    2089             :         {
    2090         204 :             if (nulls[i])
    2091           0 :                 ereport(ERROR,
    2092             :                         (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2093             :                          errmsg("name or argument lists may not contain nulls")));
    2094         204 :             args = lappend(args,
    2095         204 :                            typeStringToTypeName(TextDatumGetCString(elems[i])));
    2096             :         }
    2097             :     }
    2098             :     else
    2099             :     {
    2100             :         /* For all other object types, use string Values */
    2101        1016 :         args = textarray_to_strvaluelist(argsarr);
    2102             :     }
    2103             : 
    2104             :     /*
    2105             :      * get_object_address is pretty sensitive to the length of its input
    2106             :      * lists; check that they're what it wants.
    2107             :      */
    2108        1240 :     switch (type)
    2109             :     {
    2110             :         case OBJECT_DOMCONSTRAINT:
    2111             :         case OBJECT_CAST:
    2112             :         case OBJECT_USER_MAPPING:
    2113             :         case OBJECT_PUBLICATION_REL:
    2114             :         case OBJECT_DEFACL:
    2115             :         case OBJECT_TRANSFORM:
    2116         152 :             if (list_length(args) != 1)
    2117          48 :                 ereport(ERROR,
    2118             :                         (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2119             :                          errmsg("argument list length must be exactly %d", 1)));
    2120         104 :             break;
    2121             :         case OBJECT_OPFAMILY:
    2122             :         case OBJECT_OPCLASS:
    2123          64 :             if (list_length(name) < 2)
    2124          16 :                 ereport(ERROR,
    2125             :                         (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2126             :                          errmsg("name list length must be at least %d", 2)));
    2127          48 :             break;
    2128             :         case OBJECT_AMOP:
    2129             :         case OBJECT_AMPROC:
    2130          80 :             if (list_length(name) < 3)
    2131          32 :                 ereport(ERROR,
    2132             :                         (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2133             :                          errmsg("name list length must be at least %d", 3)));
    2134             :             /* fall through to check args length */
    2135             :             /* FALLTHROUGH */
    2136             :         case OBJECT_OPERATOR:
    2137          80 :             if (list_length(args) != 2)
    2138          40 :                 ereport(ERROR,
    2139             :                         (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2140             :                          errmsg("argument list length must be exactly %d", 2)));
    2141          40 :             break;
    2142             :         default:
    2143         912 :             break;
    2144             :     }
    2145             : 
    2146             :     /*
    2147             :      * Now build the Node type that get_object_address() expects for the given
    2148             :      * type.
    2149             :      */
    2150        1104 :     switch (type)
    2151             :     {
    2152             :         case OBJECT_TABLE:
    2153             :         case OBJECT_SEQUENCE:
    2154             :         case OBJECT_VIEW:
    2155             :         case OBJECT_MATVIEW:
    2156             :         case OBJECT_INDEX:
    2157             :         case OBJECT_FOREIGN_TABLE:
    2158             :         case OBJECT_COLUMN:
    2159             :         case OBJECT_ATTRIBUTE:
    2160             :         case OBJECT_COLLATION:
    2161             :         case OBJECT_CONVERSION:
    2162             :         case OBJECT_STATISTIC_EXT:
    2163             :         case OBJECT_TSPARSER:
    2164             :         case OBJECT_TSDICTIONARY:
    2165             :         case OBJECT_TSTEMPLATE:
    2166             :         case OBJECT_TSCONFIGURATION:
    2167             :         case OBJECT_DEFAULT:
    2168             :         case OBJECT_POLICY:
    2169             :         case OBJECT_RULE:
    2170             :         case OBJECT_TRIGGER:
    2171             :         case OBJECT_TABCONSTRAINT:
    2172             :         case OBJECT_OPCLASS:
    2173             :         case OBJECT_OPFAMILY:
    2174         656 :             objnode = (Node *) name;
    2175         656 :             break;
    2176             :         case OBJECT_ACCESS_METHOD:
    2177             :         case OBJECT_DATABASE:
    2178             :         case OBJECT_EVENT_TRIGGER:
    2179             :         case OBJECT_EXTENSION:
    2180             :         case OBJECT_FDW:
    2181             :         case OBJECT_FOREIGN_SERVER:
    2182             :         case OBJECT_LANGUAGE:
    2183             :         case OBJECT_PUBLICATION:
    2184             :         case OBJECT_ROLE:
    2185             :         case OBJECT_SCHEMA:
    2186             :         case OBJECT_SUBSCRIPTION:
    2187             :         case OBJECT_TABLESPACE:
    2188         160 :             if (list_length(name) != 1)
    2189          48 :                 ereport(ERROR,
    2190             :                         (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2191             :                          errmsg("name list length must be exactly %d", 1)));
    2192         112 :             objnode = linitial(name);
    2193         112 :             break;
    2194             :         case OBJECT_TYPE:
    2195             :         case OBJECT_DOMAIN:
    2196          40 :             objnode = (Node *) typename;
    2197          40 :             break;
    2198             :         case OBJECT_CAST:
    2199             :         case OBJECT_DOMCONSTRAINT:
    2200             :         case OBJECT_TRANSFORM:
    2201          36 :             objnode = (Node *) list_make2(typename, linitial(args));
    2202          36 :             break;
    2203             :         case OBJECT_PUBLICATION_REL:
    2204          20 :             objnode = (Node *) list_make2(name, linitial(args));
    2205          20 :             break;
    2206             :         case OBJECT_USER_MAPPING:
    2207          20 :             objnode = (Node *) list_make2(linitial(name), linitial(args));
    2208          20 :             break;
    2209             :         case OBJECT_DEFACL:
    2210          28 :             objnode = (Node *) lcons(linitial(args), name);
    2211          28 :             break;
    2212             :         case OBJECT_AMOP:
    2213             :         case OBJECT_AMPROC:
    2214          32 :             objnode = (Node *) list_make2(name, args);
    2215          32 :             break;
    2216             :         case OBJECT_FUNCTION:
    2217             :         case OBJECT_PROCEDURE:
    2218             :         case OBJECT_ROUTINE:
    2219             :         case OBJECT_AGGREGATE:
    2220             :         case OBJECT_OPERATOR:
    2221             :             {
    2222         104 :                 ObjectWithArgs *owa = makeNode(ObjectWithArgs);
    2223             : 
    2224         104 :                 owa->objname = name;
    2225         104 :                 owa->objargs = args;
    2226         104 :                 objnode = (Node *) owa;
    2227         104 :                 break;
    2228             :             }
    2229             :         case OBJECT_LARGEOBJECT:
    2230             :             /* already handled above */
    2231           8 :             break;
    2232             :             /* no default, to let compiler warn about missing case */
    2233             :     }
    2234             : 
    2235        1056 :     if (objnode == NULL)
    2236           0 :         elog(ERROR, "unrecognized object type: %d", type);
    2237             : 
    2238        1056 :     addr = get_object_address(type, objnode,
    2239             :                               &relation, AccessShareLock, false);
    2240             : 
    2241             :     /* We don't need the relcache entry, thank you very much */
    2242         392 :     if (relation)
    2243         128 :         relation_close(relation, AccessShareLock);
    2244             : 
    2245         392 :     tupdesc = CreateTemplateTupleDesc(3);
    2246         392 :     TupleDescInitEntry(tupdesc, (AttrNumber) 1, "classid",
    2247             :                        OIDOID, -1, 0);
    2248         392 :     TupleDescInitEntry(tupdesc, (AttrNumber) 2, "objid",
    2249             :                        OIDOID, -1, 0);
    2250         392 :     TupleDescInitEntry(tupdesc, (AttrNumber) 3, "objsubid",
    2251             :                        INT4OID, -1, 0);
    2252         392 :     tupdesc = BlessTupleDesc(tupdesc);
    2253             : 
    2254         392 :     values[0] = ObjectIdGetDatum(addr.classId);
    2255         392 :     values[1] = ObjectIdGetDatum(addr.objectId);
    2256         392 :     values[2] = Int32GetDatum(addr.objectSubId);
    2257         392 :     nulls[0] = false;
    2258         392 :     nulls[1] = false;
    2259         392 :     nulls[2] = false;
    2260             : 
    2261         392 :     htup = heap_form_tuple(tupdesc, values, nulls);
    2262             : 
    2263         392 :     PG_RETURN_DATUM(HeapTupleGetDatum(htup));
    2264             : }
    2265             : 
    2266             : /*
    2267             :  * Check ownership of an object previously identified by get_object_address.
    2268             :  */
    2269             : void
    2270       18070 : check_object_ownership(Oid roleid, ObjectType objtype, ObjectAddress address,
    2271             :                        Node *object, Relation relation)
    2272             : {
    2273       18070 :     switch (objtype)
    2274             :     {
    2275             :         case OBJECT_INDEX:
    2276             :         case OBJECT_SEQUENCE:
    2277             :         case OBJECT_TABLE:
    2278             :         case OBJECT_VIEW:
    2279             :         case OBJECT_MATVIEW:
    2280             :         case OBJECT_FOREIGN_TABLE:
    2281             :         case OBJECT_COLUMN:
    2282             :         case OBJECT_RULE:
    2283             :         case OBJECT_TRIGGER:
    2284             :         case OBJECT_POLICY:
    2285             :         case OBJECT_TABCONSTRAINT:
    2286        1020 :             if (!pg_class_ownercheck(RelationGetRelid(relation), roleid))
    2287          16 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2288          16 :                                RelationGetRelationName(relation));
    2289        1004 :             break;
    2290             :         case OBJECT_DATABASE:
    2291         644 :             if (!pg_database_ownercheck(address.objectId, roleid))
    2292           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2293           0 :                                strVal((Value *) object));
    2294         644 :             break;
    2295             :         case OBJECT_TYPE:
    2296             :         case OBJECT_DOMAIN:
    2297             :         case OBJECT_ATTRIBUTE:
    2298          68 :             if (!pg_type_ownercheck(address.objectId, roleid))
    2299           0 :                 aclcheck_error_type(ACLCHECK_NOT_OWNER, address.objectId);
    2300          68 :             break;
    2301             :         case OBJECT_DOMCONSTRAINT:
    2302             :             {
    2303             :                 HeapTuple   tuple;
    2304             :                 Oid         contypid;
    2305             : 
    2306          20 :                 tuple = SearchSysCache1(CONSTROID,
    2307          20 :                                         ObjectIdGetDatum(address.objectId));
    2308          20 :                 if (!HeapTupleIsValid(tuple))
    2309           0 :                     elog(ERROR, "constraint with OID %u does not exist",
    2310             :                          address.objectId);
    2311             : 
    2312          20 :                 contypid = ((Form_pg_constraint) GETSTRUCT(tuple))->contypid;
    2313             : 
    2314          20 :                 ReleaseSysCache(tuple);
    2315             : 
    2316             :                 /*
    2317             :                  * Fallback to type ownership check in this case as this is
    2318             :                  * what domain constraints rely on.
    2319             :                  */
    2320          20 :                 if (!pg_type_ownercheck(contypid, roleid))
    2321           4 :                     aclcheck_error_type(ACLCHECK_NOT_OWNER, contypid);
    2322             :             }
    2323          16 :             break;
    2324             :         case OBJECT_AGGREGATE:
    2325             :         case OBJECT_FUNCTION:
    2326             :         case OBJECT_PROCEDURE:
    2327             :         case OBJECT_ROUTINE:
    2328         880 :             if (!pg_proc_ownercheck(address.objectId, roleid))
    2329          12 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2330          12 :                                NameListToString((castNode(ObjectWithArgs, object))->objname));
    2331         868 :             break;
    2332             :         case OBJECT_OPERATOR:
    2333          26 :             if (!pg_oper_ownercheck(address.objectId, roleid))
    2334           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2335           0 :                                NameListToString((castNode(ObjectWithArgs, object))->objname));
    2336          26 :             break;
    2337             :         case OBJECT_SCHEMA:
    2338         204 :             if (!pg_namespace_ownercheck(address.objectId, roleid))
    2339           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2340           0 :                                strVal((Value *) object));
    2341         204 :             break;
    2342             :         case OBJECT_COLLATION:
    2343           2 :             if (!pg_collation_ownercheck(address.objectId, roleid))
    2344           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2345           0 :                                NameListToString(castNode(List, object)));
    2346           2 :             break;
    2347             :         case OBJECT_CONVERSION:
    2348          18 :             if (!pg_conversion_ownercheck(address.objectId, roleid))
    2349           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2350           0 :                                NameListToString(castNode(List, object)));
    2351          18 :             break;
    2352             :         case OBJECT_EXTENSION:
    2353          56 :             if (!pg_extension_ownercheck(address.objectId, roleid))
    2354           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2355           0 :                                strVal((Value *) object));
    2356          56 :             break;
    2357             :         case OBJECT_FDW:
    2358          80 :             if (!pg_foreign_data_wrapper_ownercheck(address.objectId, roleid))
    2359          12 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2360          12 :                                strVal((Value *) object));
    2361          68 :             break;
    2362             :         case OBJECT_FOREIGN_SERVER:
    2363          66 :             if (!pg_foreign_server_ownercheck(address.objectId, roleid))
    2364          16 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2365          16 :                                strVal((Value *) object));
    2366          50 :             break;
    2367             :         case OBJECT_EVENT_TRIGGER:
    2368          64 :             if (!pg_event_trigger_ownercheck(address.objectId, roleid))
    2369           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2370           0 :                                strVal((Value *) object));
    2371          64 :             break;
    2372             :         case OBJECT_LANGUAGE:
    2373         360 :             if (!pg_language_ownercheck(address.objectId, roleid))
    2374           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2375           0 :                                strVal((Value *) object));
    2376         360 :             break;
    2377             :         case OBJECT_OPCLASS:
    2378           4 :             if (!pg_opclass_ownercheck(address.objectId, roleid))
    2379           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2380           0 :                                NameListToString(castNode(List, object)));
    2381           4 :             break;
    2382             :         case OBJECT_OPFAMILY:
    2383           4 :             if (!pg_opfamily_ownercheck(address.objectId, roleid))
    2384           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2385           0 :                                NameListToString(castNode(List, object)));
    2386           4 :             break;
    2387             :         case OBJECT_LARGEOBJECT:
    2388          28 :             if (!lo_compat_privileges &&
    2389          14 :                 !pg_largeobject_ownercheck(address.objectId, roleid))
    2390           0 :                 ereport(ERROR,
    2391             :                         (errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
    2392             :                          errmsg("must be owner of large object %u",
    2393             :                                 address.objectId)));
    2394          14 :             break;
    2395             :         case OBJECT_CAST:
    2396             :             {
    2397             :                 /* We can only check permissions on the source/target types */
    2398          16 :                 TypeName   *sourcetype = linitial_node(TypeName, castNode(List, object));
    2399          16 :                 TypeName   *targettype = lsecond_node(TypeName, castNode(List, object));
    2400          16 :                 Oid         sourcetypeid = typenameTypeId(NULL, sourcetype);
    2401          16 :                 Oid         targettypeid = typenameTypeId(NULL, targettype);
    2402             : 
    2403          16 :                 if (!pg_type_ownercheck(sourcetypeid, roleid)
    2404           0 :                     && !pg_type_ownercheck(targettypeid, roleid))
    2405           0 :                     ereport(ERROR,
    2406             :                             (errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
    2407             :                              errmsg("must be owner of type %s or type %s",
    2408             :                                     format_type_be(sourcetypeid),
    2409             :                                     format_type_be(targettypeid))));
    2410             :             }
    2411          16 :             break;
    2412             :         case OBJECT_PUBLICATION:
    2413          44 :             if (!pg_publication_ownercheck(address.objectId, roleid))
    2414           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2415           0 :                                strVal((Value *) object));
    2416          44 :             break;
    2417             :         case OBJECT_SUBSCRIPTION:
    2418           8 :             if (!pg_subscription_ownercheck(address.objectId, roleid))
    2419           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2420           0 :                                strVal((Value *) object));
    2421           8 :             break;
    2422             :         case OBJECT_TRANSFORM:
    2423             :             {
    2424          22 :                 TypeName   *typename = linitial_node(TypeName, castNode(List, object));
    2425          22 :                 Oid         typeid = typenameTypeId(NULL, typename);
    2426             : 
    2427          22 :                 if (!pg_type_ownercheck(typeid, roleid))
    2428           0 :                     aclcheck_error_type(ACLCHECK_NOT_OWNER, typeid);
    2429             :             }
    2430          22 :             break;
    2431             :         case OBJECT_TABLESPACE:
    2432           0 :             if (!pg_tablespace_ownercheck(address.objectId, roleid))
    2433           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2434           0 :                                strVal((Value *) object));
    2435           0 :             break;
    2436             :         case OBJECT_TSDICTIONARY:
    2437        7046 :             if (!pg_ts_dict_ownercheck(address.objectId, roleid))
    2438           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2439           0 :                                NameListToString(castNode(List, object)));
    2440        7046 :             break;
    2441             :         case OBJECT_TSCONFIGURATION:
    2442        7042 :             if (!pg_ts_config_ownercheck(address.objectId, roleid))
    2443           0 :                 aclcheck_error(ACLCHECK_NOT_OWNER, objtype,
    2444           0 :                                NameListToString(castNode(List, object)));
    2445        7042 :             break;
    2446             :         case OBJECT_ROLE:
    2447             : 
    2448             :             /*
    2449             :              * We treat roles as being "owned" by those with CREATEROLE priv,
    2450             :              * except that superusers are only owned by superusers.
    2451             :              */
    2452          12 :             if (superuser_arg(address.objectId))
    2453             :             {
    2454           0 :                 if (!superuser_arg(roleid))
    2455           0 :                     ereport(ERROR,
    2456             :                             (errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
    2457             :                              errmsg("must be superuser")));
    2458             :             }
    2459             :             else
    2460             :             {
    2461          12 :                 if (!has_createrole_privilege(roleid))
    2462           2 :                     ereport(ERROR,
    2463             :                             (errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
    2464             :                              errmsg("must have CREATEROLE privilege")));
    2465             :             }
    2466          10 :             break;
    2467             :         case OBJECT_TSPARSER:
    2468             :         case OBJECT_TSTEMPLATE:
    2469             :         case OBJECT_ACCESS_METHOD:
    2470             :             /* We treat these object types as being owned by superusers */
    2471         346 :             if (!superuser_arg(roleid))
    2472           0 :                 ereport(ERROR,
    2473             :                         (errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
    2474             :                          errmsg("must be superuser")));
    2475         346 :             break;
    2476             :         case OBJECT_STATISTIC_EXT:
    2477           4 :             if (!pg_statistics_object_ownercheck(address.objectId, roleid))
    2478           0 :                 aclcheck_error_type(ACLCHECK_NOT_OWNER, address.objectId);
    2479           4 :             break;
    2480             :         default:
    2481           0 :             elog(ERROR, "unrecognized object type: %d",
    2482             :                  (int) objtype);
    2483             :     }
    2484       18008 : }
    2485             : 
    2486             : /*
    2487             :  * get_object_namespace
    2488             :  *
    2489             :  * Find the schema containing the specified object.  For non-schema objects,
    2490             :  * this function returns InvalidOid.
    2491             :  */
    2492             : Oid
    2493        3550 : get_object_namespace(const ObjectAddress *address)
    2494             : {
    2495             :     int         cache;
    2496             :     HeapTuple   tuple;
    2497             :     bool        isnull;
    2498             :     Oid         oid;
    2499             :     const ObjectPropertyType *property;
    2500             : 
    2501             :     /* If not owned by a namespace, just return InvalidOid. */
    2502        3550 :     property = get_object_property_data(address->classId);
    2503        3550 :     if (property->attnum_namespace == InvalidAttrNumber)
    2504        1170 :         return InvalidOid;
    2505             : 
    2506             :     /* Currently, we can only handle object types with system caches. */
    2507        2380 :     cache = property->oid_catcache_id;
    2508             :     Assert(cache != -1);
    2509             : 
    2510             :     /* Fetch tuple from syscache and extract namespace attribute. */
    2511        2380 :     tuple = SearchSysCache1(cache, ObjectIdGetDatum(address->objectId));
    2512        2380 :     if (!HeapTupleIsValid(tuple))
    2513           0 :         elog(ERROR, "cache lookup failed for cache %d oid %u",
    2514             :              cache, address->objectId);
    2515        2380 :     oid = DatumGetObjectId(SysCacheGetAttr(cache,
    2516             :                                            tuple,
    2517             :                                            property->attnum_namespace,
    2518             :                                            &isnull));
    2519             :     Assert(!isnull);
    2520        2380 :     ReleaseSysCache(tuple);
    2521             : 
    2522        2380 :     return oid;
    2523             : }
    2524             : 
    2525             : /*
    2526             :  * Return ObjectType for the given object type as given by
    2527             :  * getObjectTypeDescription; if no valid ObjectType code exists, but it's a
    2528             :  * possible output type from getObjectTypeDescription, return -1.
    2529             :  * Otherwise, an error is thrown.
    2530             :  */
    2531             : int
    2532        1344 : read_objtype_from_string(const char *objtype)
    2533             : {
    2534             :     int         i;
    2535             : 
    2536       37980 :     for (i = 0; i < lengthof(ObjectTypeMap); i++)
    2537             :     {
    2538       37976 :         if (strcmp(ObjectTypeMap[i].tm_name, objtype) == 0)
    2539        1340 :             return ObjectTypeMap[i].tm_type;
    2540             :     }
    2541           4 :     ereport(ERROR,
    2542             :             (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
    2543             :              errmsg("unrecognized object type \"%s\"", objtype)));
    2544             : 
    2545             :     return -1;                  /* keep compiler quiet */
    2546             : }
    2547             : 
    2548             : /*
    2549             :  * Interfaces to reference fields of ObjectPropertyType
    2550             :  */
    2551             : Oid
    2552         382 : get_object_oid_index(Oid class_id)
    2553             : {
    2554         382 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2555             : 
    2556         382 :     return prop->oid_index_oid;
    2557             : }
    2558             : 
    2559             : int
    2560        4126 : get_object_catcache_oid(Oid class_id)
    2561             : {
    2562        4126 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2563             : 
    2564        4126 :     return prop->oid_catcache_id;
    2565             : }
    2566             : 
    2567             : int
    2568         412 : get_object_catcache_name(Oid class_id)
    2569             : {
    2570         412 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2571             : 
    2572         412 :     return prop->name_catcache_id;
    2573             : }
    2574             : 
    2575             : AttrNumber
    2576        3324 : get_object_attnum_oid(Oid class_id)
    2577             : {
    2578        3324 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2579             : 
    2580        3324 :     return prop->attnum_oid;
    2581             : }
    2582             : 
    2583             : AttrNumber
    2584        3038 : get_object_attnum_name(Oid class_id)
    2585             : {
    2586        3038 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2587             : 
    2588        3038 :     return prop->attnum_name;
    2589             : }
    2590             : 
    2591             : AttrNumber
    2592        3776 : get_object_attnum_namespace(Oid class_id)
    2593             : {
    2594        3776 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2595             : 
    2596        3776 :     return prop->attnum_namespace;
    2597             : }
    2598             : 
    2599             : AttrNumber
    2600        1246 : get_object_attnum_owner(Oid class_id)
    2601             : {
    2602        1246 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2603             : 
    2604        1246 :     return prop->attnum_owner;
    2605             : }
    2606             : 
    2607             : AttrNumber
    2608         834 : get_object_attnum_acl(Oid class_id)
    2609             : {
    2610         834 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2611             : 
    2612         834 :     return prop->attnum_acl;
    2613             : }
    2614             : 
    2615             : ObjectType
    2616         568 : get_object_type(Oid class_id, Oid object_id)
    2617             : {
    2618         568 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2619             : 
    2620         568 :     if (prop->objtype == OBJECT_TABLE)
    2621             :     {
    2622             :         /*
    2623             :          * If the property data says it's a table, dig a little deeper to get
    2624             :          * the real relation kind, so that callers can produce more precise
    2625             :          * error messages.
    2626             :          */
    2627           0 :         return get_relkind_objtype(get_rel_relkind(object_id));
    2628             :     }
    2629             :     else
    2630         568 :         return prop->objtype;
    2631             : }
    2632             : 
    2633             : bool
    2634        2294 : get_object_namensp_unique(Oid class_id)
    2635             : {
    2636        2294 :     const ObjectPropertyType *prop = get_object_property_data(class_id);
    2637             : 
    2638        2294 :     return prop->is_nsp_name_unique;
    2639             : }
    2640             : 
    2641             : /*
    2642             :  * Return whether we have useful data for the given object class in the
    2643             :  * ObjectProperty table.
    2644             :  */
    2645             : bool
    2646        2926 : is_objectclass_supported(Oid class_id)
    2647             : {
    2648             :     int         index;
    2649             : 
    2650       63236 :     for (index = 0; index < lengthof(ObjectProperty); index++)
    2651             :     {
    2652       62840 :         if (ObjectProperty[index].class_oid == class_id)
    2653        2530 :             return true;
    2654             :     }
    2655             : 
    2656         396 :     return false;
    2657             : }
    2658             : 
    2659             : /*
    2660             :  * Find ObjectProperty structure by class_id.
    2661             :  */
    2662             : static const ObjectPropertyType *
    2663       23550 : get_object_property_data(Oid class_id)
    2664             : {
    2665             :     static const ObjectPropertyType *prop_last = NULL;
    2666             :     int         index;
    2667             : 
    2668             :     /*
    2669             :      * A shortcut to speed up multiple consecutive lookups of a particular
    2670             :      * object class.
    2671             :      */
    2672       23550 :     if (prop_last && prop_last->class_oid == class_id)
    2673       21228 :         return prop_last;
    2674             : 
    2675       41680 :     for (index = 0; index < lengthof(ObjectProperty); index++)
    2676             :     {
    2677       41680 :         if (ObjectProperty[index].class_oid == class_id)
    2678             :         {
    2679        2322 :             prop_last = &ObjectProperty[index];
    2680        2322 :             return &ObjectProperty[index];
    2681             :         }
    2682             :     }
    2683             : 
    2684           0 :     ereport(ERROR,
    2685             :             (errmsg_internal("unrecognized class ID: %u", class_id)));
    2686             : 
    2687             :     return NULL;                /* keep MSC compiler happy */
    2688             : }
    2689             : 
    2690             : /*
    2691             :  * Return a copy of the tuple for the object with the given object OID, from
    2692             :  * the given catalog (which must have been opened by the caller and suitably
    2693             :  * locked).  NULL is returned if the OID is not found.
    2694             :  *
    2695             :  * We try a syscache first, if available.
    2696             :  */
    2697             : HeapTuple
    2698        3714 : get_catalog_object_by_oid(Relation catalog, AttrNumber oidcol, Oid objectId)
    2699             : {
    2700             :     HeapTuple   tuple;
    2701        3714 :     Oid         classId = RelationGetRelid(catalog);
    2702        3714 :     int         oidCacheId = get_object_catcache_oid(classId);
    2703             : 
    2704        3714 :     if (oidCacheId > 0)
    2705             :     {
    2706        3332 :         tuple = SearchSysCacheCopy1(oidCacheId, ObjectIdGetDatum(objectId));
    2707        3332 :         if (!HeapTupleIsValid(tuple))   /* should not happen */
    2708           0 :             return NULL;
    2709             :     }
    2710             :     else
    2711             :     {
    2712         382 :         Oid         oidIndexId = get_object_oid_index(classId);
    2713             :         SysScanDesc scan;
    2714             :         ScanKeyData skey;
    2715             : 
    2716             :         Assert(OidIsValid(oidIndexId));
    2717             : 
    2718         382 :         ScanKeyInit(&skey,
    2719             :                     oidcol,
    2720             :                     BTEqualStrategyNumber, F_OIDEQ,
    2721             :                     ObjectIdGetDatum(objectId));
    2722             : 
    2723         382 :         scan = systable_beginscan(catalog, oidIndexId, true,
    2724             :                                   NULL, 1, &skey);
    2725         382 :         tuple = systable_getnext(scan);
    2726         382 :         if (!HeapTupleIsValid(tuple))
    2727             :         {
    2728           0 :             systable_endscan(scan);
    2729           0 :             return NULL;
    2730             :         }
    2731         382 :         tuple = heap_copytuple(tuple);
    2732             : 
    2733         382 :         systable_endscan(scan);
    2734             :     }
    2735             : 
    2736        3714 :     return tuple;
    2737             : }
    2738             : 
    2739             : /*
    2740             :  * getObjectDescription: build an object description for messages
    2741             :  *
    2742             :  * The result is a palloc'd string.
    2743             :  */
    2744             : char *
    2745       79514 : getObjectDescription(const ObjectAddress *object)
    2746             : {
    2747             :     StringInfoData buffer;
    2748             : 
    2749       79514 :     initStringInfo(&buffer);
    2750             : 
    2751       79514 :     switch (getObjectClass(object))
    2752             :     {
    2753             :         case OCLASS_CLASS:
    2754       22816 :             if (object->objectSubId == 0)
    2755       21736 :                 getRelationDescription(&buffer, object->objectId);
    2756             :             else
    2757             :             {
    2758             :                 /* column, not whole relation */
    2759             :                 StringInfoData rel;
    2760             : 
    2761        1080 :                 initStringInfo(&rel);
    2762        1080 :                 getRelationDescription(&rel, object->objectId);
    2763             :                 /* translator: second %s is, e.g., "table %s" */
    2764        2160 :                 appendStringInfo(&buffer, _("column %s of %s"),
    2765             :                                  get_attname(object->objectId,
    2766        1080 :                                              object->objectSubId,
    2767             :                                              false),
    2768             :                                  rel.data);
    2769        1080 :                 pfree(rel.data);
    2770             :             }
    2771       22816 :             break;
    2772             : 
    2773             :         case OCLASS_PROC:
    2774        1800 :             appendStringInfo(&buffer, _("function %s"),
    2775             :                              format_procedure(object->objectId));
    2776        1800 :             break;
    2777             : 
    2778             :         case OCLASS_TYPE:
    2779       37984 :             appendStringInfo(&buffer, _("type %s"),
    2780             :                              format_type_be(object->objectId));
    2781       37984 :             break;
    2782             : 
    2783             :         case OCLASS_CAST:
    2784             :             {
    2785             :                 Relation    castDesc;
    2786             :                 ScanKeyData skey[1];
    2787             :                 SysScanDesc rcscan;
    2788             :                 HeapTuple   tup;
    2789             :                 Form_pg_cast castForm;
    2790             : 
    2791          94 :                 castDesc = table_open(CastRelationId, AccessShareLock);
    2792             : 
    2793          94 :                 ScanKeyInit(&skey[0],
    2794             :                             Anum_pg_cast_oid,
    2795             :                             BTEqualStrategyNumber, F_OIDEQ,
    2796          94 :                             ObjectIdGetDatum(object->objectId));
    2797             : 
    2798          94 :                 rcscan = systable_beginscan(castDesc, CastOidIndexId, true,
    2799             :                                             NULL, 1, skey);
    2800             : 
    2801          94 :                 tup = systable_getnext(rcscan);
    2802             : 
    2803          94 :                 if (!HeapTupleIsValid(tup))
    2804           0 :                     elog(ERROR, "could not find tuple for cast %u",
    2805             :                          object->objectId);
    2806             : 
    2807          94 :                 castForm = (Form_pg_cast) GETSTRUCT(tup);
    2808             : 
    2809          94 :                 appendStringInfo(&buffer, _("cast from %s to %s"),
    2810             :                                  format_type_be(castForm->castsource),
    2811             :                                  format_type_be(castForm->casttarget));
    2812             : 
    2813          94 :                 systable_endscan(rcscan);
    2814          94 :                 table_close(castDesc, AccessShareLock);
    2815          94 :                 break;
    2816             :             }
    2817             : 
    2818             :         case OCLASS_COLLATION:
    2819             :             {
    2820             :                 HeapTuple   collTup;
    2821             :                 Form_pg_collation coll;
    2822             :                 char       *nspname;
    2823             : 
    2824          12 :                 collTup = SearchSysCache1(COLLOID,
    2825          12 :                                           ObjectIdGetDatum(object->objectId));
    2826          12 :                 if (!HeapTupleIsValid(collTup))
    2827           0 :                     elog(ERROR, "cache lookup failed for collation %u",
    2828             :                          object->objectId);
    2829          12 :                 coll = (Form_pg_collation) GETSTRUCT(collTup);
    2830             : 
    2831             :                 /* Qualify the name if not visible in search path */
    2832          12 :                 if (CollationIsVisible(object->objectId))
    2833          12 :                     nspname = NULL;
    2834             :                 else
    2835           0 :                     nspname = get_namespace_name(coll->collnamespace);
    2836             : 
    2837          12 :                 appendStringInfo(&buffer, _("collation %s"),
    2838             :                                  quote_qualified_identifier(nspname,
    2839          12 :                                                             NameStr(coll->collname)));
    2840          12 :                 ReleaseSysCache(collTup);
    2841          12 :                 break;
    2842             :             }
    2843             : 
    2844             :         case OCLASS_CONSTRAINT:
    2845             :             {
    2846             :                 HeapTuple   conTup;
    2847             :                 Form_pg_constraint con;
    2848             : 
    2849        6410 :                 conTup = SearchSysCache1(CONSTROID,
    2850        6410 :                                          ObjectIdGetDatum(object->objectId));
    2851        6410 :                 if (!HeapTupleIsValid(conTup))
    2852           0 :                     elog(ERROR, "cache lookup failed for constraint %u",
    2853             :                          object->objectId);
    2854        6410 :                 con = (Form_pg_constraint) GETSTRUCT(conTup);
    2855             : 
    2856        6410 :                 if (OidIsValid(con->conrelid))
    2857             :                 {
    2858             :                     StringInfoData rel;
    2859             : 
    2860        6298 :                     initStringInfo(&rel);
    2861        6298 :                     getRelationDescription(&rel, con->conrelid);
    2862             :                     /* translator: second %s is, e.g., "table %s" */
    2863       12596 :                     appendStringInfo(&buffer, _("constraint %s on %s"),
    2864        6298 :                                      NameStr(con->conname), rel.data);
    2865        6298 :                     pfree(rel.data);
    2866             :                 }
    2867             :                 else
    2868             :                 {
    2869         112 :                     appendStringInfo(&buffer, _("constraint %s"),
    2870         112 :                                      NameStr(con->conname));
    2871             :                 }
    2872             : 
    2873        6410 :                 ReleaseSysCache(conTup);
    2874        6410 :                 break;
    2875             :             }
    2876             : 
    2877             :         case OCLASS_CONVERSION:
    2878             :             {
    2879             :                 HeapTuple   conTup;
    2880             :                 Form_pg_conversion conv;
    2881             :                 char       *nspname;
    2882             : 
    2883          20 :                 conTup = SearchSysCache1(CONVOID,
    2884          20 :                                          ObjectIdGetDatum(object->objectId));
    2885          20 :                 if (!HeapTupleIsValid(conTup))
    2886           0 :                     elog(ERROR, "cache lookup failed for conversion %u",
    2887             :                          object->objectId);
    2888          20 :                 conv = (Form_pg_conversion) GETSTRUCT(conTup);
    2889             : 
    2890             :                 /* Qualify the name if not visible in search path */
    2891          20 :                 if (ConversionIsVisible(object->objectId))
    2892          12 :                     nspname = NULL;
    2893             :                 else
    2894           8 :                     nspname = get_namespace_name(conv->connamespace);
    2895             : 
    2896          20 :                 appendStringInfo(&buffer, _("conversion %s"),
    2897             :                                  quote_qualified_identifier(nspname,
    2898          20 :                                                             NameStr(conv->conname)));
    2899          20 :                 ReleaseSysCache(conTup);
    2900          20 :                 break;
    2901             :             }
    2902             : 
    2903             :         case OCLASS_DEFAULT:
    2904             :             {
    2905             :                 Relation    attrdefDesc;
    2906             :                 ScanKeyData skey[1];
    2907             :                 SysScanDesc adscan;
    2908             :                 HeapTuple   tup;
    2909             :                 Form_pg_attrdef attrdef;
    2910             :                 ObjectAddress colobject;
    2911             : 
    2912        1018 :                 attrdefDesc = table_open(AttrDefaultRelationId, AccessShareLock);
    2913             : 
    2914        1018 :                 ScanKeyInit(&skey[0],
    2915             :                             Anum_pg_attrdef_oid,
    2916             :                             BTEqualStrategyNumber, F_OIDEQ,
    2917        1018 :                             ObjectIdGetDatum(object->objectId));
    2918             : 
    2919        1018 :                 adscan = systable_beginscan(attrdefDesc, AttrDefaultOidIndexId,
    2920             :                                             true, NULL, 1, skey);
    2921             : 
    2922        1018 :                 tup = systable_getnext(adscan);
    2923             : 
    2924        1018 :                 if (!HeapTupleIsValid(tup))
    2925           0 :                     elog(ERROR, "could not find tuple for attrdef %u",
    2926             :                          object->objectId);
    2927             : 
    2928        1018 :                 attrdef = (Form_pg_attrdef) GETSTRUCT(tup);
    2929             : 
    2930        1018 :                 colobject.classId = RelationRelationId;
    2931        1018 :                 colobject.objectId = attrdef->adrelid;
    2932        1018 :                 colobject.objectSubId = attrdef->adnum;
    2933             : 
    2934             :                 /* translator: %s is typically "column %s of table %s" */
    2935        1018 :                 appendStringInfo(&buffer, _("default value for %s"),
    2936             :                                  getObjectDescription(&colobject));
    2937             : 
    2938        1018 :                 systable_endscan(adscan);
    2939        1018 :                 table_close(attrdefDesc, AccessShareLock);
    2940        1018 :                 break;
    2941             :             }
    2942             : 
    2943             :         case OCLASS_LANGUAGE:
    2944          10 :             appendStringInfo(&buffer, _("language %s"),
    2945             :                              get_language_name(object->objectId, false));
    2946          10 :             break;
    2947             : 
    2948             :         case OCLASS_LARGEOBJECT:
    2949           0 :             appendStringInfo(&buffer, _("large object %u"),
    2950             :                              object->objectId);
    2951           0 :             break;
    2952             : 
    2953             :         case OCLASS_OPERATOR:
    2954         684 :             appendStringInfo(&buffer, _("operator %s"),
    2955             :                              format_operator(object->objectId));
    2956         684 :             break;
    2957             : 
    2958             :         case OCLASS_OPCLASS:
    2959             :             {
    2960             :                 HeapTuple   opcTup;
    2961             :                 Form_pg_opclass opcForm;
    2962             :                 HeapTuple   amTup;
    2963             :                 Form_pg_am  amForm;
    2964             :                 char       *nspname;
    2965             : 
    2966         112 :                 opcTup = SearchSysCache1(CLAOID,
    2967         112 :                                          ObjectIdGetDatum(object->objectId));
    2968         112 :                 if (!HeapTupleIsValid(opcTup))
    2969           0 :                     elog(ERROR, "cache lookup failed for opclass %u",
    2970             :                          object->objectId);
    2971         112 :                 opcForm = (Form_pg_opclass) GETSTRUCT(opcTup);
    2972             : 
    2973         112 :                 amTup = SearchSysCache1(AMOID,
    2974         112 :                                         ObjectIdGetDatum(opcForm->opcmethod));
    2975         112 :                 if (!HeapTupleIsValid(amTup))
    2976           0 :                     elog(ERROR, "cache lookup failed for access method %u",
    2977             :                          opcForm->opcmethod);
    2978         112 :                 amForm = (Form_pg_am) GETSTRUCT(amTup);
    2979             : 
    2980             :                 /* Qualify the name if not visible in search path */
    2981         112 :                 if (OpclassIsVisible(object->objectId))
    2982          92 :                     nspname = NULL;
    2983             :                 else
    2984          20 :                     nspname = get_namespace_name(opcForm->opcnamespace);
    2985             : 
    2986         112 :                 appendStringInfo(&buffer, _("operator class %s for access method %s"),
    2987             :                                  quote_qualified_identifier(nspname,
    2988         112 :                                                             NameStr(opcForm->opcname)),
    2989         112 :                                  NameStr(amForm->amname));
    2990             : 
    2991         112 :                 ReleaseSysCache(amTup);
    2992         112 :                 ReleaseSysCache(opcTup);
    2993         112 :                 break;
    2994             :             }
    2995             : 
    2996             :         case OCLASS_OPFAMILY:
    2997         104 :             getOpFamilyDescription(&buffer, object->objectId);
    2998         104 :             break;
    2999             : 
    3000             :         case OCLASS_AM:
    3001             :             {
    3002             :                 HeapTuple   tup;
    3003             : 
    3004          28 :                 tup = SearchSysCache1(AMOID,
    3005          28 :                                       ObjectIdGetDatum(object->objectId));
    3006          28 :                 if (!HeapTupleIsValid(tup))
    3007           0 :                     elog(ERROR, "cache lookup failed for access method %u",
    3008             :                          object->objectId);
    3009          28 :                 appendStringInfo(&buffer, _("access method %s"),
    3010          28 :                                  NameStr(((Form_pg_am) GETSTRUCT(tup))->amname));
    3011          28 :                 ReleaseSysCache(tup);
    3012          28 :                 break;
    3013             :             }
    3014             : 
    3015             :         case OCLASS_AMOP:
    3016             :             {
    3017             :                 Relation    amopDesc;
    3018             :                 HeapTuple   tup;
    3019             :                 ScanKeyData skey[1];
    3020             :                 SysScanDesc amscan;
    3021             :                 Form_pg_amop amopForm;
    3022             :                 StringInfoData opfam;
    3023             : 
    3024         828 :                 amopDesc = table_open(AccessMethodOperatorRelationId,
    3025             :                                       AccessShareLock);
    3026             : 
    3027         828 :                 ScanKeyInit(&skey[0],
    3028             :                             Anum_pg_amop_oid,
    3029             :                             BTEqualStrategyNumber, F_OIDEQ,
    3030         828 :                             ObjectIdGetDatum(object->objectId));
    3031             : 
    3032         828 :                 amscan = systable_beginscan(amopDesc, AccessMethodOperatorOidIndexId, true,
    3033             :                                             NULL, 1, skey);
    3034             : 
    3035         828 :                 tup = systable_getnext(amscan);
    3036             : 
    3037         828 :                 if (!HeapTupleIsValid(tup))
    3038           0 :                     elog(ERROR, "could not find tuple for amop entry %u",
    3039             :                          object->objectId);
    3040             : 
    3041         828 :                 amopForm = (Form_pg_amop) GETSTRUCT(tup);
    3042             : 
    3043         828 :                 initStringInfo(&opfam);
    3044         828 :                 getOpFamilyDescription(&opfam, amopForm->amopfamily);
    3045             : 
    3046             :                 /*------
    3047             :                    translator: %d is the operator strategy (a number), the
    3048             :                    first two %s's are data type names, the third %s is the
    3049             :                    description of the operator family, and the last %s is the
    3050             :                    textual form of the operator with arguments.  */
    3051        1656 :                 appendStringInfo(&buffer, _("operator %d (%s, %s) of %s: %s"),
    3052         828 :                                  amopForm->amopstrategy,
    3053             :                                  format_type_be(amopForm->amoplefttype),
    3054             :                                  format_type_be(amopForm->amoprighttype),
    3055             :                                  opfam.data,
    3056             :                                  format_operator(amopForm->amopopr));
    3057             : 
    3058         828 :                 pfree(opfam.data);
    3059             : 
    3060         828 :                 systable_endscan(amscan);
    3061         828 :                 table_close(amopDesc, AccessShareLock);
    3062         828 :                 break;
    3063             :             }
    3064             : 
    3065             :         case OCLASS_AMPROC:
    3066             :             {
    3067             :                 Relation    amprocDesc;
    3068             :                 ScanKeyData skey[1];
    3069             :                 SysScanDesc amscan;
    3070             :                 HeapTuple   tup;
    3071             :                 Form_pg_amproc amprocForm;
    3072             :                 StringInfoData opfam;
    3073             : 
    3074         302 :                 amprocDesc = table_open(AccessMethodProcedureRelationId,
    3075             :                                         AccessShareLock);
    3076             : 
    3077         302 :                 ScanKeyInit(&skey[0],
    3078             :                             Anum_pg_amproc_oid,
    3079             :                             BTEqualStrategyNumber, F_OIDEQ,
    3080         302 :                             ObjectIdGetDatum(object->objectId));
    3081             : 
    3082         302 :                 amscan = systable_beginscan(amprocDesc, AccessMethodProcedureOidIndexId, true,
    3083             :                                             NULL, 1, skey);
    3084             : 
    3085         302 :                 tup = systable_getnext(amscan);
    3086             : 
    3087         302 :                 if (!HeapTupleIsValid(tup))
    3088           0 :                     elog(ERROR, "could not find tuple for amproc entry %u",
    3089             :                          object->objectId);
    3090             : 
    3091         302 :                 amprocForm = (Form_pg_amproc) GETSTRUCT(tup);
    3092             : 
    3093         302 :                 initStringInfo(&opfam);
    3094         302 :                 getOpFamilyDescription(&opfam, amprocForm->amprocfamily);
    3095             : 
    3096             :                 /*------
    3097             :                    translator: %d is the function number, the first two %s's
    3098             :                    are data type names, the third %s is the description of the
    3099             :                    operator family, and the last %s is the textual form of the
    3100             :                    function with arguments.  */
    3101         604 :                 appendStringInfo(&buffer, _("function %d (%s, %s) of %s: %s"),
    3102         302 :                                  amprocForm->amprocnum,
    3103             :                                  format_type_be(amprocForm->amproclefttype),
    3104             :                                  format_type_be(amprocForm->amprocrighttype),
    3105             :                                  opfam.data,
    3106             :                                  format_procedure(amprocForm->amproc));
    3107             : 
    3108         302 :                 pfree(opfam.data);
    3109             : 
    3110         302 :                 systable_endscan(amscan);
    3111         302 :                 table_close(amprocDesc, AccessShareLock);
    3112         302 :                 break;
    3113             :             }
    3114             : 
    3115             :         case OCLASS_REWRITE:
    3116             :             {
    3117             :                 Relation    ruleDesc;
    3118             :                 ScanKeyData skey[1];
    3119             :                 SysScanDesc rcscan;
    3120             :                 HeapTuple   tup;
    3121             :                 Form_pg_rewrite rule;
    3122             :                 StringInfoData rel;
    3123             : 
    3124        1282 :                 ruleDesc = table_open(RewriteRelationId, AccessShareLock);
    3125             : 
    3126        1282 :                 ScanKeyInit(&skey[0],
    3127             :                             Anum_pg_rewrite_oid,
    3128             :                             BTEqualStrategyNumber, F_OIDEQ,
    3129        1282 :                             ObjectIdGetDatum(object->objectId));
    3130             : 
    3131        1282 :                 rcscan = systable_beginscan(ruleDesc, RewriteOidIndexId, true,
    3132             :                                             NULL, 1, skey);
    3133             : 
    3134        1282 :                 tup = systable_getnext(rcscan);
    3135             : 
    3136        1282 :                 if (!HeapTupleIsValid(tup))
    3137           0 :                     elog(ERROR, "could not find tuple for rule %u",
    3138             :                          object->objectId);
    3139        1282 :                 rule = (Form_pg_rewrite) GETSTRUCT(tup);
    3140             : 
    3141        1282 :                 initStringInfo(&rel);
    3142        1282 :                 getRelationDescription(&rel, rule->ev_class);
    3143             : 
    3144             :                 /* translator: second %s is, e.g., "table %s" */
    3145        2564 :                 appendStringInfo(&buffer, _("rule %s on %s"),
    3146        1282 :                                  NameStr(rule->rulename), rel.data);
    3147        1282 :                 pfree(rel.data);
    3148        1282 :                 systable_endscan(rcscan);
    3149        1282 :                 table_close(ruleDesc, AccessShareLock);
    3150        1282 :                 break;
    3151             :             }
    3152             : 
    3153             :         case OCLASS_TRIGGER:
    3154             :             {
    3155             :                 Relation    trigDesc;
    3156             :                 ScanKeyData skey[1];
    3157             :                 SysScanDesc tgscan;
    3158             :                 HeapTuple   tup;
    3159             :                 Form_pg_trigger trig;
    3160             :                 StringInfoData rel;
    3161             : 
    3162        5224 :                 trigDesc = table_open(TriggerRelationId, AccessShareLock);
    3163             : 
    3164        5224 :                 ScanKeyInit(&skey[0],
    3165             :                             Anum_pg_trigger_oid,
    3166             :                             BTEqualStrategyNumber, F_OIDEQ,
    3167        5224 :                             ObjectIdGetDatum(object->objectId));
    3168             : 
    3169        5224 :                 tgscan = systable_beginscan(trigDesc, TriggerOidIndexId, true,
    3170             :                                             NULL, 1, skey);
    3171             : 
    3172        5224 :                 tup = systable_getnext(tgscan);
    3173             : 
    3174        5224 :                 if (!HeapTupleIsValid(tup))
    3175           0 :                     elog(ERROR, "could not find tuple for trigger %u",
    3176             :                          object->objectId);
    3177        5224 :                 trig = (Form_pg_trigger) GETSTRUCT(tup);
    3178             : 
    3179        5224 :                 initStringInfo(&rel);
    3180        5224 :                 getRelationDescription(&rel, trig->tgrelid);
    3181             : 
    3182             :                 /* translator: second %s is, e.g., "table %s" */
    3183       10448 :                 appendStringInfo(&buffer, _("trigger %s on %s"),
    3184        5224 :                                  NameStr(trig->tgname), rel.data);
    3185        5224 :                 pfree(rel.data);
    3186        5224 :                 systable_endscan(tgscan);
    3187        5224 :                 table_close(trigDesc, AccessShareLock);
    3188        5224 :                 break;
    3189             :             }
    3190             : 
    3191             :         case OCLASS_SCHEMA:
    3192             :             {
    3193             :                 char       *nspname;
    3194             : 
    3195          32 :                 nspname = get_namespace_name(object->objectId);
    3196          32 :                 if (!nspname)
    3197           0 :                     elog(ERROR, "cache lookup failed for namespace %u",
    3198             :                          object->objectId);
    3199          32 :                 appendStringInfo(&buffer, _("schema %s"), nspname);
    3200          32 :                 break;
    3201             :             }
    3202             : 
    3203             :         case OCLASS_STATISTIC_EXT:
    3204             :             {
    3205             :                 HeapTuple   stxTup;
    3206             :                 Form_pg_statistic_ext stxForm;
    3207             :                 char       *nspname;
    3208             : 
    3209          72 :                 stxTup = SearchSysCache1(STATEXTOID,
    3210          72 :                                          ObjectIdGetDatum(object->objectId));
    3211          72 :                 if (!HeapTupleIsValid(stxTup))
    3212           0 :                     elog(ERROR, "could not find tuple for statistics object %u",
    3213             :                          object->objectId);
    3214          72 :                 stxForm = (Form_pg_statistic_ext) GETSTRUCT(stxTup);
    3215             : 
    3216             :                 /* Qualify the name if not visible in search path */
    3217          72 :                 if (StatisticsObjIsVisible(object->objectId))
    3218          44 :                     nspname = NULL;
    3219             :                 else
    3220          28 :                     nspname = get_namespace_name(stxForm->stxnamespace);
    3221             : 
    3222          72 :                 appendStringInfo(&buffer, _("statistics object %s"),
    3223             :                                  quote_qualified_identifier(nspname,
    3224          72 :                                                             NameStr(stxForm->stxname)));
    3225             : 
    3226          72 :                 ReleaseSysCache(stxTup);
    3227          72 :                 break;
    3228             :             }
    3229             : 
    3230             :         case OCLASS_TSPARSER:
    3231             :             {
    3232             :                 HeapTuple   tup;
    3233             :                 Form_pg_ts_parser prsForm;
    3234             :                 char       *nspname;
    3235             : 
    3236          20 :                 tup = SearchSysCache1(TSPARSEROID,
    3237          20 :                                       ObjectIdGetDatum(object->objectId));
    3238          20 :                 if (!HeapTupleIsValid(tup))
    3239           0 :                     elog(ERROR, "cache lookup failed for text search parser %u",
    3240             :                          object->objectId);
    3241          20 :                 prsForm = (Form_pg_ts_parser) GETSTRUCT(tup);
    3242             : 
    3243             :                 /* Qualify the name if not visible in search path */
    3244          20 :                 if (TSParserIsVisible(object->objectId))
    3245          12 :                     nspname = NULL;
    3246             :                 else
    3247           8 :                     nspname = get_namespace_name(prsForm->prsnamespace);
    3248             : 
    3249          20 :                 appendStringInfo(&buffer, _("text search parser %s"),
    3250             :                                  quote_qualified_identifier(nspname,
    3251          20 :                                                             NameStr(prsForm->prsname)));
    3252          20 :                 ReleaseSysCache(tup);
    3253          20 :                 break;
    3254             :             }
    3255             : 
    3256             :         case OCLASS_TSDICT:
    3257             :             {
    3258             :                 HeapTuple   tup;
    3259             :                 Form_pg_ts_dict dictForm;
    3260             :                 char       *nspname;
    3261             : 
    3262          24 :                 tup = SearchSysCache1(TSDICTOID,
    3263          24 :                                       ObjectIdGetDatum(object->objectId));
    3264          24 :                 if (!HeapTupleIsValid(tup))
    3265           0 :                     elog(ERROR, "cache lookup failed for text search dictionary %u",
    3266             :                          object->objectId);
    3267          24 :                 dictForm = (Form_pg_ts_dict) GETSTRUCT(tup);
    3268             : 
    3269             :                 /* Qualify the name if not visible in search path */
    3270          24 :                 if (TSDictionaryIsVisible(object->objectId))
    3271          16 :                     nspname = NULL;
    3272             :                 else
    3273           8 :                     nspname = get_namespace_name(dictForm->dictnamespace);
    3274             : 
    3275          24 :                 appendStringInfo(&buffer, _("text search dictionary %s"),
    3276             :                                  quote_qualified_identifier(nspname,
    3277          24 :                                                             NameStr(dictForm->dictname)));
    3278          24 :                 ReleaseSysCache(tup);
    3279          24 :                 break;
    3280             :             }
    3281             : 
    3282             :         case OCLASS_TSTEMPLATE:
    3283             :             {
    3284             :                 HeapTuple   tup;
    3285             :                 Form_pg_ts_template tmplForm;
    3286             :                 char       *nspname;
    3287             : 
    3288          20 :                 tup = SearchSysCache1(TSTEMPLATEOID,
    3289          20 :                                       ObjectIdGetDatum(object->objectId));
    3290          20 :                 if (!HeapTupleIsValid(tup))
    3291           0 :                     elog(ERROR, "cache lookup failed for text search template %u",
    3292             :                          object->objectId);
    3293          20 :                 tmplForm = (Form_pg_ts_template) GETSTRUCT(tup);
    3294             : 
    3295             :                 /* Qualify the name if not visible in search path */
    3296          20 :                 if (TSTemplateIsVisible(object->objectId))
    3297          12 :                     nspname = NULL;
    3298             :                 else
    3299           8 :                     nspname = get_namespace_name(tmplForm->tmplnamespace);
    3300             : 
    3301          20 :                 appendStringInfo(&buffer, _("text search template %s"),
    3302             :                                  quote_qualified_identifier(nspname,
    3303          20 :                                                             NameStr(tmplForm->tmplname)));
    3304          20 :                 ReleaseSysCache(tup);
    3305          20 :                 break;
    3306             :             }
    3307             : 
    3308             :         case OCLASS_TSCONFIG:
    3309             :             {
    3310             :                 HeapTuple   tup;
    3311             :                 Form_pg_ts_config cfgForm;
    3312             :                 char       *nspname;
    3313             : 
    3314          24 :                 tup = SearchSysCache1(TSCONFIGOID,
    3315          24 :                                       ObjectIdGetDatum(object->objectId));
    3316          24 :                 if (!HeapTupleIsValid(tup))
    3317           0 :                     elog(ERROR, "cache lookup failed for text search configuration %u",
    3318             :                          object->objectId);
    3319          24 :                 cfgForm = (Form_pg_ts_config) GETSTRUCT(tup);
    3320             : 
    3321             :                 /* Qualify the name if not visible in search path */
    3322          24 :                 if (TSConfigIsVisible(object->objectId))
    3323          16 :                     nspname = NULL;
    3324             :                 else
    3325           8 :                     nspname = get_namespace_name(cfgForm->cfgnamespace);
    3326             : 
    3327          24 :                 appendStringInfo(&buffer, _("text search configuration %s"),
    3328             :                                  quote_qualified_identifier(nspname,
    3329          24 :                                                             NameStr(cfgForm->cfgname)));
    3330          24 :                 ReleaseSysCache(tup);
    3331          24 :                 break;
    3332             :             }
    3333             : 
    3334             :         case OCLASS_ROLE:
    3335             :             {
    3336           0 :                 appendStringInfo(&buffer, _("role %s"),
    3337             :                                  GetUserNameFromId(object->objectId, false));
    3338           0 :                 break;
    3339             :             }
    3340             : 
    3341             :         case OCLASS_DATABASE:
    3342             :             {
    3343             :                 char       *datname;
    3344             : 
    3345           8 :                 datname = get_database_name(object->objectId);
    3346           8 :                 if (!datname)
    3347           0 :                     elog(ERROR, "cache lookup failed for database %u",
    3348             :                          object->objectId);
    3349           8 :                 appendStringInfo(&buffer, _("database %s"), datname);
    3350           8 :                 break;
    3351             :             }
    3352             : 
    3353             :         case OCLASS_TBLSPACE:
    3354             :             {
    3355             :                 char       *tblspace;
    3356             : 
    3357           0 :                 tblspace = get_tablespace_name(object->objectId);
    3358           0 :                 if (!tblspace)
    3359           0 :                     elog(ERROR, "cache lookup failed for tablespace %u",
    3360             :                          object->objectId);
    3361           0 :                 appendStringInfo(&buffer, _("tablespace %s"), tblspace);
    3362           0 :                 break;
    3363             :             }
    3364             : 
    3365             :         case OCLASS_FDW:
    3366             :             {
    3367             :                 ForeignDataWrapper *fdw;
    3368             : 
    3369          42 :                 fdw = GetForeignDataWrapper(object->objectId);
    3370          42 :                 appendStringInfo(&buffer, _("foreign-data wrapper %s"), fdw->fdwname);
    3371          42 :                 break;
    3372             :             }
    3373             : 
    3374             :         case OCLASS_FOREIGN_SERVER:
    3375             :             {
    3376             :                 ForeignServer *srv;
    3377             : 
    3378          78 :                 srv = GetForeignServer(object->objectId);
    3379          78 :                 appendStringInfo(&buffer, _("server %s"), srv->servername);
    3380          78 :                 break;
    3381             :             }
    3382             : 
    3383             :         case OCLASS_USER_MAPPING:
    3384             :             {
    3385             :                 HeapTuple   tup;
    3386             :                 Oid         useid;
    3387             :                 char       *usename;
    3388             :                 Form_pg_user_mapping umform;
    3389             :                 ForeignServer *srv;
    3390             : 
    3391          84 :                 tup = SearchSysCache1(USERMAPPINGOID,
    3392          84 :                                       ObjectIdGetDatum(object->objectId));
    3393          84 :                 if (!HeapTupleIsValid(tup))
    3394           0 :                     elog(ERROR, "cache lookup failed for user mapping %u",
    3395             :                          object->objectId);
    3396          84 :                 umform = (Form_pg_user_mapping) GETSTRUCT(tup);
    3397          84 :                 useid = umform->umuser;
    3398          84 :                 srv = GetForeignServer(umform->umserver);
    3399             : 
    3400          84 :                 ReleaseSysCache(tup);
    3401             : 
    3402          84 :                 if (OidIsValid(useid))
    3403          68 :                     usename = GetUserNameFromId(useid, false);
    3404             :                 else
    3405          16 :                     usename = "public";
    3406             : 
    3407          84 :                 appendStringInfo(&buffer, _("user mapping for %s on server %s"), usename,
    3408             :                                  srv->servername);
    3409          84 :                 break;
    3410             :             }
    3411             : 
    3412             :         case OCLASS_DEFACL:
    3413             :             {
    3414             :                 Relation    defaclrel;
    3415             :                 ScanKeyData skey[1];
    3416             :                 SysScanDesc rcscan;
    3417             :                 HeapTuple   tup;
    3418             :                 Form_pg_default_acl defacl;
    3419             :                 char       *rolename;
    3420             :                 char       *nspname;
    3421             : 
    3422          28 :                 defaclrel = table_open(DefaultAclRelationId, AccessShareLock);
    3423             : 
    3424          28 :                 ScanKeyInit(&skey[0],
    3425             :                             Anum_pg_default_acl_oid,
    3426             :                             BTEqualStrategyNumber, F_OIDEQ,
    3427          28 :                             ObjectIdGetDatum(object->objectId));
    3428             : 
    3429          28 :                 rcscan = systable_beginscan(defaclrel, DefaultAclOidIndexId,
    3430             :                                             true, NULL, 1, skey);
    3431             : 
    3432          28 :                 tup = systable_getnext(rcscan);
    3433             : 
    3434          28 :                 if (!HeapTupleIsValid(tup))
    3435           0 :                     elog(ERROR, "could not find tuple for default ACL %u",
    3436             :                          object->objectId);
    3437             : 
    3438          28 :                 defacl = (Form_pg_default_acl) GETSTRUCT(tup);
    3439             : 
    3440          28 :                 rolename = GetUserNameFromId(defacl->defaclrole, false);
    3441             : 
    3442          28 :                 if (OidIsValid(defacl->defaclnamespace))
    3443          20 :                     nspname = get_namespace_name(defacl->defaclnamespace);
    3444             :                 else
    3445           8 :                     nspname = NULL;
    3446             : 
    3447          28 :                 switch (defacl->defaclobjtype)
    3448             :                 {
    3449             :                     case DEFACLOBJ_RELATION:
    3450          20 :                         if (nspname)
    3451          12 :                             appendStringInfo(&buffer,
    3452          12 :                                              _("default privileges on new relations belonging to role %s in schema %s"),
    3453             :                                              rolename, nspname);
    3454             :                         else
    3455           8 :                             appendStringInfo(&buffer,
    3456           8 :                                              _("default privileges on new relations belonging to role %s"),
    3457             :                                              rolename);
    3458          20 :                         break;
    3459             :                     case DEFACLOBJ_SEQUENCE:
    3460           0 :                         if (nspname)
    3461           0 :                             appendStringInfo(&buffer,
    3462           0 :                                              _("default privileges on new sequences belonging to role %s in schema %s"),
    3463             :                                              rolename, nspname);
    3464             :                         else
    3465           0 :                             appendStringInfo(&buffer,
    3466           0 :                                              _("default privileges on new sequences belonging to role %s"),
    3467             :                                              rolename);
    3468           0 :                         break;
    3469             :                     case DEFACLOBJ_FUNCTION:
    3470           4 :                         if (nspname)
    3471           4 :                             appendStringInfo(&buffer,
    3472           4 :                                              _("default privileges on new functions belonging to role %s in schema %s"),
    3473             :                                              rolename, nspname);
    3474             :                         else
    3475           0 :                             appendStringInfo(&buffer,
    3476           0 :                                              _("default privileges on new functions belonging to role %s"),
    3477             :                                              rolename);
    3478           4 :                         break;
    3479             :                     case DEFACLOBJ_TYPE:
    3480           4 :                         if (nspname)
    3481           4 :                             appendStringInfo(&buffer,
    3482           4 :                                              _("default privileges on new types belonging to role %s in schema %s"),
    3483             :                                              rolename, nspname);
    3484             :                         else
    3485           0 :                             appendStringInfo(&buffer,
    3486           0 :                                              _("default privileges on new types belonging to role %s"),
    3487             :                                              rolename);
    3488           4 :                         break;
    3489             :                     case DEFACLOBJ_NAMESPACE:
    3490             :                         Assert(!nspname);
    3491           0 :                         appendStringInfo(&buffer,
    3492           0 :                                          _("default privileges on new schemas belonging to role %s"),
    3493             :                                          rolename);
    3494           0 :                         break;
    3495             :                     default:
    3496             :                         /* shouldn't get here */
    3497           0 :                         if (nspname)
    3498           0 :                             appendStringInfo(&buffer,
    3499           0 :                                              _("default privileges belonging to role %s in schema %s"),
    3500             :                                              rolename, nspname);
    3501             :                         else
    3502           0 :                             appendStringInfo(&buffer,
    3503           0 :                                              _("default privileges belonging to role %s"),
    3504             :                                              rolename);
    3505           0 :                         break;
    3506             :                 }
    3507             : 
    3508          28 :                 systable_endscan(rcscan);
    3509          28 :                 table_close(defaclrel, AccessShareLock);
    3510          28 :                 break;
    3511             :             }
    3512             : 
    3513             :         case OCLASS_EXTENSION:
    3514             :             {
    3515             :                 char       *extname;
    3516             : 
    3517          36 :                 extname = get_extension_name(object->objectId);
    3518          36 :                 if (!extname)
    3519           0 :                     elog(ERROR, "cache lookup failed for extension %u",
    3520             :                          object->objectId);
    3521          36 :                 appendStringInfo(&buffer, _("extension %s"), extname);
    3522          36 :                 break;
    3523             :             }
    3524             : 
    3525             :         case OCLASS_EVENT_TRIGGER:
    3526             :             {
    3527             :                 HeapTuple   tup;
    3528             : 
    3529           8 :                 tup = SearchSysCache1(EVENTTRIGGEROID,
    3530           8 :                                       ObjectIdGetDatum(object->objectId));
    3531           8 :                 if (!HeapTupleIsValid(tup))
    3532           0 :                     elog(ERROR, "cache lookup failed for event trigger %u",
    3533             :                          object->objectId);
    3534           8 :                 appendStringInfo(&buffer, _("event trigger %s"),
    3535           8 :                                  NameStr(((Form_pg_event_trigger) GETSTRUCT(tup))->evtname));
    3536           8 :                 ReleaseSysCache(tup);
    3537           8 :                 break;
    3538             :             }
    3539             : 
    3540             :         case OCLASS_POLICY:
    3541             :             {
    3542             :                 Relation    policy_rel;
    3543             :                 ScanKeyData skey[1];
    3544             :                 SysScanDesc sscan;
    3545             :                 HeapTuple   tuple;
    3546             :                 Form_pg_policy form_policy;
    3547             :                 StringInfoData rel;
    3548             : 
    3549         258 :                 policy_rel = table_open(PolicyRelationId, AccessShareLock);
    3550             : 
    3551         258 :                 ScanKeyInit(&skey[0],
    3552             :                             Anum_pg_policy_oid,
    3553             :                             BTEqualStrategyNumber, F_OIDEQ,
    3554         258 :                             ObjectIdGetDatum(object->objectId));
    3555             : 
    3556         258 :                 sscan = systable_beginscan(policy_rel, PolicyOidIndexId,
    3557             :                                            true, NULL, 1, skey);
    3558             : 
    3559         258 :                 tuple = systable_getnext(sscan);
    3560             : 
    3561         258 :                 if (!HeapTupleIsValid(tuple))
    3562           0 :                     elog(ERROR, "could not find tuple for policy %u",
    3563             :                          object->objectId);
    3564         258 :                 form_policy = (Form_pg_policy) GETSTRUCT(tuple);
    3565             : 
    3566         258 :                 initStringInfo(&rel);
    3567         258 :                 getRelationDescription(&rel, form_policy->polrelid);
    3568             : 
    3569             :                 /* translator: second %s is, e.g., "table %s" */
    3570         516 :                 appendStringInfo(&buffer, _("policy %s on %s"),
    3571         258 :                                  NameStr(form_policy->polname), rel.data);
    3572         258 :                 pfree(rel.data);
    3573         258 :                 systable_endscan(sscan);
    3574         258 :                 table_close(policy_rel, AccessShareLock);
    3575         258 :                 break;
    3576             :             }
    3577             : 
    3578             :         case OCLASS_PUBLICATION:
    3579             :             {
    3580           0 :                 appendStringInfo(&buffer, _("publication %s"),
    3581             :                                  get_publication_name(object->objectId,
    3582             :                                                       false));
    3583           0 :                 break;
    3584             :             }
    3585             : 
    3586             :         case OCLASS_PUBLICATION_REL:
    3587             :             {
    3588             :                 HeapTuple   tup;
    3589             :                 char       *pubname;
    3590             :                 Form_pg_publication_rel prform;
    3591             :                 StringInfoData rel;
    3592             : 
    3593          38 :                 tup = SearchSysCache1(PUBLICATIONREL,
    3594          38 :                                       ObjectIdGetDatum(object->objectId));
    3595          38 :                 if (!HeapTupleIsValid(tup))
    3596           0 :                     elog(ERROR, "cache lookup failed for publication table %u",
    3597             :                          object->objectId);
    3598             : 
    3599          38 :                 prform = (Form_pg_publication_rel) GETSTRUCT(tup);
    3600          38 :                 pubname = get_publication_name(prform->prpubid, false);
    3601             : 
    3602          38 :                 initStringInfo(&rel);
    3603          38 :                 getRelationDescription(&rel, prform->prrelid);
    3604             : 
    3605             :                 /* translator: first %s is, e.g., "table %s" */
    3606          38 :                 appendStringInfo(&buffer, _("publication of %s in publication %s"),
    3607             :                                  rel.data, pubname);
    3608          38 :                 pfree(rel.data);
    3609          38 :                 ReleaseSysCache(tup);
    3610          38 :                 break;
    3611             :             }
    3612             : 
    3613             :         case OCLASS_SUBSCRIPTION:
    3614             :             {
    3615           0 :                 appendStringInfo(&buffer, _("subscription %s"),
    3616             :                                  get_subscription_name(object->objectId,
    3617             :                                                        false));
    3618           0 :                 break;
    3619             :             }
    3620             : 
    3621             :         case OCLASS_TRANSFORM:
    3622             :             {
    3623             :                 HeapTuple   trfTup;
    3624             :                 Form_pg_transform trfForm;
    3625             : 
    3626          14 :                 trfTup = SearchSysCache1(TRFOID,
    3627          14 :                                          ObjectIdGetDatum(object->objectId));
    3628          14 :                 if (!HeapTupleIsValid(trfTup))
    3629           0 :                     elog(ERROR, "could not find tuple for transform %u",
    3630             :                          object->objectId);
    3631             : 
    3632          14 :                 trfForm = (Form_pg_transform) GETSTRUCT(trfTup);
    3633             : 
    3634          14 :                 appendStringInfo(&buffer, _("transform for %s language %s"),
    3635             :                                  format_type_be(trfForm->trftype),
    3636             :                                  get_language_name(trfForm->trflang, false));
    3637             : 
    3638          14 :                 ReleaseSysCache(trfTup);
    3639          14 :                 break;
    3640             :             }
    3641             : 
    3642             :             /*
    3643             :              * There's intentionally no default: case here; we want the
    3644             :              * compiler to warn if a new OCLASS hasn't been handled above.
    3645             :              */
    3646             :     }
    3647             : 
    3648       79514 :     return buffer.data;
    3649             : }
    3650             : 
    3651             : /*
    3652             :  * getObjectDescriptionOids: as above, except the object is specified by Oids
    3653             :  */
    3654             : char *
    3655           0 : getObjectDescriptionOids(Oid classid, Oid objid)
    3656             : {
    3657             :     ObjectAddress address;
    3658             : 
    3659           0 :     address.classId = classid;
    3660           0 :     address.objectId = objid;
    3661           0 :     address.objectSubId = 0;
    3662             : 
    3663           0 :     return getObjectDescription(&address);
    3664             : }
    3665             : 
    3666             : /*
    3667             :  * subroutine for getObjectDescription: describe a relation
    3668             :  *
    3669             :  * The result is appended to "buffer".
    3670             :  */
    3671             : static void
    3672       35916 : getRelationDescription(StringInfo buffer, Oid relid)
    3673             : {
    3674             :     HeapTuple   relTup;
    3675             :     Form_pg_class relForm;
    3676             :     char       *nspname;
    3677             :     char       *relname;
    3678             : 
    3679       35916 :     relTup = SearchSysCache1(RELOID,
    3680             :                              ObjectIdGetDatum(relid));
    3681       35916 :     if (!HeapTupleIsValid(relTup))
    3682           0 :         elog(ERROR, "cache lookup failed for relation %u", relid);
    3683       35916 :     relForm = (Form_pg_class) GETSTRUCT(relTup);
    3684             : 
    3685             :     /* Qualify the name if not visible in search path */
    3686       35916 :     if (RelationIsVisible(relid))
    3687       24740 :         nspname = NULL;
    3688             :     else
    3689       11176 :         nspname = get_namespace_name(relForm->relnamespace);
    3690             : 
    3691       35916 :     relname = quote_qualified_identifier(nspname, NameStr(relForm->relname));
    3692             : 
    3693       35916 :     switch (relForm->relkind)
    3694             :     {
    3695             :         case RELKIND_RELATION:
    3696             :         case RELKIND_PARTITIONED_TABLE:
    3697       16876 :             appendStringInfo(buffer, _("table %s"),
    3698             :                              relname);
    3699       16876 :             break;
    3700             :         case RELKIND_INDEX:
    3701             :         case RELKIND_PARTITIONED_INDEX:
    3702       11140 :             appendStringInfo(buffer, _("index %s"),
    3703             :                              relname);
    3704       11140 :             break;
    3705             :         case RELKIND_SEQUENCE:
    3706         410 :             appendStringInfo(buffer, _("sequence %s"),
    3707             :                              relname);
    3708         410 :             break;
    3709             :         case RELKIND_TOASTVALUE:
    3710        5026 :             appendStringInfo(buffer, _("toast table %s"),
    3711             :                              relname);
    3712        5026 :             break;
    3713             :         case RELKIND_VIEW:
    3714        1822 :             appendStringInfo(buffer, _("view %s"),
    3715             :                              relname);
    3716        1822 :             break;
    3717             :         case RELKIND_MATVIEW:
    3718         276 :             appendStringInfo(buffer, _("materialized view %s"),
    3719             :                              relname);
    3720         276 :             break;
    3721             :         case RELKIND_COMPOSITE_TYPE:
    3722         228 :             appendStringInfo(buffer, _("composite type %s"),
    3723             :                              relname);
    3724         228 :             break;
    3725             :         case RELKIND_FOREIGN_TABLE:
    3726         138 :             appendStringInfo(buffer, _("foreign table %s"),
    3727             :                              relname);
    3728         138 :             break;
    3729             :         default:
    3730             :             /* shouldn't get here */
    3731           0 :             appendStringInfo(buffer, _("relation %s"),
    3732             :                              relname);
    3733           0 :             break;
    3734             :     }
    3735             : 
    3736       35916 :     ReleaseSysCache(relTup);
    3737       35916 : }
    3738             : 
    3739             : /*
    3740             :  * subroutine for getObjectDescription: describe an operator family
    3741             :  */
    3742             : static void
    3743        1234 : getOpFamilyDescription(StringInfo buffer, Oid opfid)
    3744             : {
    3745             :     HeapTuple   opfTup;
    3746             :     Form_pg_opfamily opfForm;
    3747             :     HeapTuple   amTup;
    3748             :     Form_pg_am  amForm;
    3749             :     char       *nspname;
    3750             : 
    3751        1234 :     opfTup = SearchSysCache1(OPFAMILYOID, ObjectIdGetDatum(opfid));
    3752        1234 :     if (!HeapTupleIsValid(opfTup))
    3753           0 :         elog(ERROR, "cache lookup failed for opfamily %u", opfid);
    3754        1234 :     opfForm = (Form_pg_opfamily) GETSTRUCT(opfTup);
    3755             : 
    3756        1234 :     amTup = SearchSysCache1(AMOID, ObjectIdGetDatum(opfForm->opfmethod));
    3757        1234 :     if (!HeapTupleIsValid(amTup))
    3758           0 :         elog(ERROR, "cache lookup failed for access method %u",
    3759             :              opfForm->opfmethod);
    3760        1234 :     amForm = (Form_pg_am) GETSTRUCT(amTup);
    3761             : 
    3762             :     /* Qualify the name if not visible in search path */
    3763        1234 :     if (OpfamilyIsVisible(opfid))
    3764        1078 :         nspname = NULL;
    3765             :     else
    3766         156 :         nspname = get_namespace_name(opfForm->opfnamespace);
    3767             : 
    3768        1234 :     appendStringInfo(buffer, _("operator family %s for access method %s"),
    3769             :                      quote_qualified_identifier(nspname,
    3770        1234 :                                                 NameStr(opfForm->opfname)),
    3771        1234 :                      NameStr(amForm->amname));
    3772             : 
    3773        1234 :     ReleaseSysCache(amTup);
    3774        1234 :     ReleaseSysCache(opfTup);
    3775        1234 : }
    3776             : 
    3777             : /*
    3778             :  * SQL-level callable version of getObjectDescription
    3779             :  */
    3780             : Datum
    3781         210 : pg_describe_object(PG_FUNCTION_ARGS)
    3782             : {
    3783         210 :     Oid         classid = PG_GETARG_OID(0);
    3784         210 :     Oid         objid = PG_GETARG_OID(1);
    3785         210 :     int32       objsubid = PG_GETARG_INT32(2);
    3786             :     char       *description;
    3787             :     ObjectAddress address;
    3788             : 
    3789             :     /* for "pinned" items in pg_depend, return null */
    3790         210 :     if (!OidIsValid(classid) && !OidIsValid(objid))
    3791           0 :         PG_RETURN_NULL();
    3792             : 
    3793         210 :     address.classId = classid;
    3794         210 :     address.objectId = objid;
    3795         210 :     address.objectSubId = objsubid;
    3796             : 
    3797         210 :     description = getObjectDescription(&address);
    3798         210 :     PG_RETURN_TEXT_P(cstring_to_text(description));
    3799             : }
    3800             : 
    3801             : /*
    3802             :  * SQL-level callable function to obtain object type + identity
    3803             :  */
    3804             : Datum
    3805        1186 : pg_identify_object(PG_FUNCTION_ARGS)
    3806             : {
    3807        1186 :     Oid         classid = PG_GETARG_OID(0);
    3808        1186 :     Oid         objid = PG_GETARG_OID(1);
    3809        1186 :     int32       objsubid = PG_GETARG_INT32(2);
    3810        1186 :     Oid         schema_oid = InvalidOid;
    3811        1186 :     const char *objname = NULL;
    3812             :     ObjectAddress address;
    3813             :     Datum       values[4];
    3814             :     bool        nulls[4];
    3815             :     TupleDesc   tupdesc;
    3816             :     HeapTuple   htup;
    3817             : 
    3818        1186 :     address.classId = classid;
    3819        1186 :     address.objectId = objid;
    3820        1186 :     address.objectSubId = objsubid;
    3821             : 
    3822             :     /*
    3823             :      * Construct a tuple descriptor for the result row.  This must match this
    3824             :      * function's pg_proc entry!
    3825             :      */
    3826        1186 :     tupdesc = CreateTemplateTupleDesc(4);
    3827        1186 :     TupleDescInitEntry(tupdesc, (AttrNumber) 1, "type",
    3828             :                        TEXTOID, -1, 0);
    3829        1186 :     TupleDescInitEntry(tupdesc, (AttrNumber) 2, "schema",
    3830             :                        TEXTOID, -1, 0);
    3831        1186 :     TupleDescInitEntry(tupdesc, (AttrNumber) 3, "name",
    3832             :                        TEXTOID, -1, 0);
    3833        1186 :     TupleDescInitEntry(tupdesc, (AttrNumber) 4, "identity",
    3834             :                        TEXTOID, -1, 0);
    3835             : 
    3836        1186 :     tupdesc = BlessTupleDesc(tupdesc);
    3837             : 
    3838        1186 :     if (is_objectclass_supported(address.classId))
    3839             :     {
    3840             :         HeapTuple   objtup;
    3841        1018 :         Relation    catalog = table_open(address.classId, AccessShareLock);
    3842             : 
    3843        2036 :         objtup = get_catalog_object_by_oid(catalog,
    3844        1018 :                                            get_object_attnum_oid(address.classId),
    3845             :                                            address.objectId);
    3846        1018 :         if (objtup != NULL)
    3847             :         {
    3848             :             bool        isnull;
    3849             :             AttrNumber  nspAttnum;
    3850             :             AttrNumber  nameAttnum;
    3851             : 
    3852        1018 :             nspAttnum = get_object_attnum_namespace(address.classId);
    3853        1018 :             if (nspAttnum != InvalidAttrNumber)
    3854             :             {
    3855         704 :                 schema_oid = heap_getattr(objtup, nspAttnum,
    3856             :                                           RelationGetDescr(catalog), &isnull);
    3857         704 :                 if (isnull)
    3858           0 :                     elog(ERROR, "invalid null namespace in object %u/%u/%d",
    3859             :                          address.classId, address.objectId, address.objectSubId);
    3860             :             }
    3861             : 
    3862             :             /*
    3863             :              * We only return the object name if it can be used (together with
    3864             :              * the schema name, if any) as a unique identifier.
    3865             :              */
    3866        1018 :             if (get_object_namensp_unique(address.classId))
    3867             :             {
    3868         748 :                 nameAttnum = get_object_attnum_name(address.classId);
    3869         748 :                 if (nameAttnum != InvalidAttrNumber)
    3870             :                 {
    3871             :                     Datum       nameDatum;
    3872             : 
    3873         748 :                     nameDatum = heap_getattr(objtup, nameAttnum,
    3874             :                                              RelationGetDescr(catalog), &isnull);
    3875         748 :                     if (isnull)
    3876           0 :                         elog(ERROR, "invalid null name in object %u/%u/%d",
    3877             :                              address.classId, address.objectId, address.objectSubId);
    3878         748 :                     objname = quote_identifier(NameStr(*(DatumGetName(nameDatum))));
    3879             :                 }
    3880             :             }
    3881             :         }
    3882             : 
    3883        1018 :         table_close(catalog, AccessShareLock);
    3884             :     }
    3885             : 
    3886             :     /* object type */
    3887        1186 :     values[0] = CStringGetTextDatum(getObjectTypeDescription(&address));
    3888        1186 :     nulls[0] = false;
    3889             : 
    3890             :     /* schema name */
    3891        1186 :     if (OidIsValid(schema_oid))
    3892             :     {
    3893         704 :         const char *schema = quote_identifier(get_namespace_name(schema_oid));
    3894             : 
    3895         704 :         values[1] = CStringGetTextDatum(schema);
    3896         704 :         nulls[1] = false;
    3897             :     }
    3898             :     else
    3899         482 :         nulls[1] = true;
    3900             : 
    3901             :     /* object name */
    3902        1186 :     if (objname)
    3903             :     {
    3904         748 :         values[2] = CStringGetTextDatum(objname);
    3905         748 :         nulls[2] = false;
    3906             :     }
    3907             :     else
    3908         438 :         nulls[2] = true;
    3909             : 
    3910             :     /* object identity */
    3911        1186 :     values[3] = CStringGetTextDatum(getObjectIdentity(&address));
    3912        1186 :     nulls[3] = false;
    3913             : 
    3914        1186 :     htup = heap_form_tuple(tupdesc, values, nulls);
    3915             : 
    3916        1186 :     PG_RETURN_DATUM(HeapTupleGetDatum(htup));
    3917             : }
    3918             : 
    3919             : /*
    3920             :  * SQL-level callable function to obtain object type + identity
    3921             :  */
    3922             : Datum
    3923         196 : pg_identify_object_as_address(PG_FUNCTION_ARGS)
    3924             : {
    3925         196 :     Oid         classid = PG_GETARG_OID(0);
    3926         196 :     Oid         objid = PG_GETARG_OID(1);
    3927         196 :     int32       objsubid = PG_GETARG_INT32(2);
    3928             :     ObjectAddress address;
    3929             :     char       *identity;
    3930             :     List       *names;
    3931             :     List       *args;
    3932             :     Datum       values[3];
    3933             :     bool        nulls[3];
    3934             :     TupleDesc   tupdesc;
    3935             :     HeapTuple   htup;
    3936             : 
    3937         196 :     address.classId = classid;
    3938         196 :     address.objectId = objid;
    3939         196 :     address.objectSubId = objsubid;
    3940             : 
    3941             :     /*
    3942             :      * Construct a tuple descriptor for the result row.  This must match this
    3943             :      * function's pg_proc entry!
    3944             :      */
    3945         196 :     tupdesc = CreateTemplateTupleDesc(3);
    3946         196 :     TupleDescInitEntry(tupdesc, (AttrNumber) 1, "type",
    3947             :                        TEXTOID, -1, 0);
    3948         196 :     TupleDescInitEntry(tupdesc, (AttrNumber) 2, "object_names",
    3949             :                        TEXTARRAYOID, -1, 0);
    3950         196 :     TupleDescInitEntry(tupdesc, (AttrNumber) 3, "object_args",
    3951             :                        TEXTARRAYOID, -1, 0);
    3952             : 
    3953         196 :     tupdesc = BlessTupleDesc(tupdesc);
    3954             : 
    3955             :     /* object type */
    3956         196 :     values[0] = CStringGetTextDatum(getObjectTypeDescription(&address));
    3957         196 :     nulls[0] = false;
    3958             : 
    3959             :     /* object identity */
    3960         196 :     identity = getObjectIdentityParts(&address, &names, &args);
    3961         196 :     pfree(identity);
    3962             : 
    3963             :     /* object_names */
    3964         196 :     if (names != NIL)
    3965         196 :         values[1] = PointerGetDatum(strlist_to_textarray(names));
    3966             :     else
    3967           0 :         values[1] = PointerGetDatum(construct_empty_array(TEXTOID));
    3968         196 :     nulls[1] = false;
    3969             : 
    3970             :     /* object_args */
    3971         196 :     if (args)
    3972          52 :         values[2] = PointerGetDatum(strlist_to_textarray(args));
    3973             :     else
    3974         144 :         values[2] = PointerGetDatum(construct_empty_array(TEXTOID));
    3975         196 :     nulls[2] = false;
    3976             : 
    3977         196 :     htup = heap_form_tuple(tupdesc, values, nulls);
    3978             : 
    3979         196 :     PG_RETURN_DATUM(HeapTupleGetDatum(htup));
    3980             : }
    3981             : 
    3982             : /*
    3983             :  * Return a palloc'ed string that describes the type of object that the
    3984             :  * passed address is for.
    3985             :  *
    3986             :  * Keep ObjectTypeMap in sync with this.
    3987             :  */
    3988             : char *
    3989        3122 : getObjectTypeDescription(const ObjectAddress *object)
    3990             : {
    3991             :     StringInfoData buffer;
    3992             : 
    3993        3122 :     initStringInfo(&buffer);
    3994             : 
    3995        3122 :     switch (getObjectClass(object))
    3996             :     {
    3997             :         case OCLASS_CLASS:
    3998         888 :             getRelationTypeDescription(&buffer, object->objectId,
    3999             :                                        object->objectSubId);
    4000         888 :             break;
    4001             : 
    4002             :         case OCLASS_PROC:
    4003         170 :             getProcedureTypeDescription(&buffer, object->objectId);
    4004         170 :             break;
    4005             : 
    4006             :         case OCLASS_TYPE:
    4007         686 :             appendStringInfoString(&buffer, "type");
    4008         686 :             break;
    4009             : 
    4010             :         case OCLASS_CAST:
    4011          36 :             appendStringInfoString(&buffer, "cast");
    4012          36 :             break;
    4013             : 
    4014             :         case OCLASS_COLLATION:
    4015          28 :             appendStringInfoString(&buffer, "collation");
    4016          28 :             break;
    4017             : 
    4018             :         case OCLASS_CONSTRAINT:
    4019         152 :             getConstraintTypeDescription(&buffer, object->objectId);
    4020         152 :             break;
    4021             : 
    4022             :         case OCLASS_CONVERSION:
    4023          30 :             appendStringInfoString(&buffer, "conversion");
    4024          30 :             break;
    4025             : 
    4026             :         case OCLASS_DEFAULT:
    4027         248 :             appendStringInfoString(&buffer, "default value");
    4028         248 :             break;
    4029             : 
    4030             :         case OCLASS_LANGUAGE:
    4031          28 :             appendStringInfoString(&buffer, "language");
    4032          28 :             break;
    4033             : 
    4034             :         case OCLASS_LARGEOBJECT:
    4035           0 :             appendStringInfoString(&buffer, "large object");
    4036           0 :             break;
    4037             : 
    4038             :         case OCLASS_OPERATOR:
    4039          32 :             appendStringInfoString(&buffer, "operator");
    4040          32 :             break;
    4041             : 
    4042             :         case OCLASS_OPCLASS:
    4043          30 :             appendStringInfoString(&buffer, "operator class");
    4044          30 :             break;
    4045             : 
    4046             :         case OCLASS_OPFAMILY:
    4047          30 :             appendStringInfoString(&buffer, "operator family");
    4048          30 :             break;
    4049             : 
    4050             :         case OCLASS_AM:
    4051          28 :             appendStringInfoString(&buffer, "access method");
    4052          28 :             break;
    4053             : 
    4054             :         case OCLASS_AMOP:
    4055          28 :             appendStringInfoString(&buffer, "operator of access method");
    4056          28 :             break;
    4057             : 
    4058             :         case OCLASS_AMPROC:
    4059          28 :             appendStringInfoString(&buffer, "function of access method");
    4060          28 :             break;
    4061             : 
    4062             :         case OCLASS_REWRITE:
    4063          40 :             appendStringInfoString(&buffer, "rule");
    4064          40 :             break;
    4065             : 
    4066             :         case OCLASS_TRIGGER:
    4067          98 :             appendStringInfoString(&buffer, "trigger");
    4068          98 :             break;
    4069             : 
    4070             :         case OCLASS_SCHEMA:
    4071          70 :             appendStringInfoString(&buffer, "schema");
    4072          70 :             break;
    4073             : 
    4074             :         case OCLASS_STATISTIC_EXT:
    4075          28 :             appendStringInfoString(&buffer, "statistics object");
    4076          28 :             break;
    4077             : 
    4078             :         case OCLASS_TSPARSER:
    4079          28 :             appendStringInfoString(&buffer, "text search parser");
    4080          28 :             break;
    4081             : 
    4082             :         case OCLASS_TSDICT:
    4083          28 :             appendStringInfoString(&buffer, "text search dictionary");
    4084          28 :             break;
    4085             : 
    4086             :         case OCLASS_TSTEMPLATE:
    4087          28 :             appendStringInfoString(&buffer, "text search template");
    4088          28 :             break;
    4089             : 
    4090             :         case OCLASS_TSCONFIG:
    4091          32 :             appendStringInfoString(&buffer, "text search configuration");
    4092          32 :             break;
    4093             : 
    4094             :         case OCLASS_ROLE:
    4095          28 :             appendStringInfoString(&buffer, "role");
    4096          28 :             break;
    4097             : 
    4098             :         case OCLASS_DATABASE:
    4099           0 :             appendStringInfoString(&buffer, "database");
    4100           0 :             break;
    4101             : 
    4102             :         case OCLASS_TBLSPACE:
    4103           0 :             appendStringInfoString(&buffer, "tablespace");
    4104           0 :             break;
    4105             : 
    4106             :         case OCLASS_FDW:
    4107          28 :             appendStringInfoString(&buffer, "foreign-data wrapper");
    4108          28 :             break;
    4109             : 
    4110             :         case OCLASS_FOREIGN_SERVER:
    4111          28 :             appendStringInfoString(&buffer, "server");
    4112          28 :             break;
    4113             : 
    4114             :         case OCLASS_USER_MAPPING:
    4115          32 :             appendStringInfoString(&buffer, "user mapping");
    4116          32 :             break;
    4117             : 
    4118             :         case OCLASS_DEFACL:
    4119          60 :             appendStringInfoString(&buffer, "default acl");
    4120          60 :             break;
    4121             : 
    4122             :         case OCLASS_EXTENSION:
    4123           4 :             appendStringInfoString(&buffer, "extension");
    4124           4 :             break;
    4125             : 
    4126             :         case OCLASS_EVENT_TRIGGER:
    4127           0 :             appendStringInfoString(&buffer, "event trigger");
    4128           0 :             break;
    4129             : 
    4130             :         case OCLASS_POLICY:
    4131          32 :             appendStringInfoString(&buffer, "policy");
    4132          32 :             break;
    4133             : 
    4134             :         case OCLASS_PUBLICATION:
    4135          28 :             appendStringInfoString(&buffer, "publication");
    4136          28 :             break;
    4137             : 
    4138             :         case OCLASS_PUBLICATION_REL:
    4139          28 :             appendStringInfoString(&buffer, "publication relation");
    4140          28 :             break;
    4141             : 
    4142             :         case OCLASS_SUBSCRIPTION:
    4143          28 :             appendStringInfoString(&buffer, "subscription");
    4144          28 :             break;
    4145             : 
    4146             :         case OCLASS_TRANSFORM:
    4147          32 :             appendStringInfoString(&buffer, "transform");
    4148          32 :             break;
    4149             : 
    4150             :             /*
    4151             :              * There's intentionally no default: case here; we want the
    4152             :              * compiler to warn if a new OCLASS hasn't been handled above.
    4153             :              */
    4154             :     }
    4155             : 
    4156        3122 :     return buffer.data;
    4157             : }
    4158             : 
    4159             : /*
    4160             :  * subroutine for getObjectTypeDescription: describe a relation type
    4161             :  */
    4162             : static void
    4163         888 : getRelationTypeDescription(StringInfo buffer, Oid relid, int32 objectSubId)
    4164             : {
    4165             :     HeapTuple   relTup;
    4166             :     Form_pg_class relForm;
    4167             : 
    4168         888 :     relTup = SearchSysCache1(RELOID,
    4169             :                              ObjectIdGetDatum(relid));
    4170         888 :     if (!HeapTupleIsValid(relTup))
    4171           0 :         elog(ERROR, "cache lookup failed for relation %u", relid);
    4172         888 :     relForm = (Form_pg_class) GETSTRUCT(relTup);
    4173             : 
    4174         888 :     switch (relForm->relkind)
    4175             :     {
    4176             :         case RELKIND_RELATION:
    4177             :         case RELKIND_PARTITIONED_TABLE:
    4178         374 :             appendStringInfoString(buffer, "table");
    4179         374 :             break;
    4180             :         case RELKIND_INDEX:
    4181             :         case RELKIND_PARTITIONED_INDEX:
    4182         230 :             appendStringInfoString(buffer, "index");
    4183         230 :             break;
    4184             :         case RELKIND_SEQUENCE:
    4185          94 :             appendStringInfoString(buffer, "sequence");
    4186          94 :             break;
    4187             :         case RELKIND_TOASTVALUE:
    4188          56 :             appendStringInfoString(buffer, "toast table");
    4189          56 :             break;
    4190             :         case RELKIND_VIEW:
    4191          44 :             appendStringInfoString(buffer, "view");
    4192          44 :             break;
    4193             :         case RELKIND_MATVIEW:
    4194          34 :             appendStringInfoString(buffer, "materialized view");
    4195          34 :             break;
    4196             :         case RELKIND_COMPOSITE_TYPE:
    4197           0 :             appendStringInfoString(buffer, "composite type");
    4198           0 :             break;
    4199             :         case RELKIND_FOREIGN_TABLE:
    4200          56 :             appendStringInfoString(buffer, "foreign table");
    4201          56 :             break;
    4202             :         default:
    4203             :             /* shouldn't get here */
    4204           0 :             appendStringInfoString(buffer, "relation");
    4205           0 :             break;
    4206             :     }
    4207             : 
    4208         888 :     if (objectSubId != 0)
    4209          70 :         appendStringInfoString(buffer, " column");
    4210             : 
    4211         888 :     ReleaseSysCache(relTup);
    4212         888 : }
    4213             : 
    4214             : /*
    4215             :  * subroutine for getObjectTypeDescription: describe a constraint type
    4216             :  */
    4217             : static void
    4218         152 : getConstraintTypeDescription(StringInfo buffer, Oid constroid)
    4219             : {
    4220             :     Relation    constrRel;
    4221             :     HeapTuple   constrTup;
    4222             :     Form_pg_constraint constrForm;
    4223             : 
    4224         152 :     constrRel = table_open(ConstraintRelationId, AccessShareLock);
    4225         152 :     constrTup = get_catalog_object_by_oid(constrRel, Anum_pg_constraint_oid,
    4226             :                                           constroid);
    4227         152 :     if (!HeapTupleIsValid(constrTup))
    4228           0 :         elog(ERROR, "cache lookup failed for constraint %u", constroid);
    4229             : 
    4230         152 :     constrForm = (Form_pg_constraint) GETSTRUCT(constrTup);
    4231             : 
    4232         152 :     if (OidIsValid(constrForm->conrelid))
    4233         124 :         appendStringInfoString(buffer, "table constraint");
    4234          28 :     else if (OidIsValid(constrForm->contypid))
    4235          28 :         appendStringInfoString(buffer, "domain constraint");
    4236             :     else
    4237           0 :         elog(ERROR, "invalid constraint %u", constrForm->oid);
    4238             : 
    4239         152 :     table_close(constrRel, AccessShareLock);
    4240         152 : }
    4241             : 
    4242             : /*
    4243             :  * subroutine for getObjectTypeDescription: describe a procedure type
    4244             :  */
    4245             : static void
    4246         170 : getProcedureTypeDescription(StringInfo buffer, Oid procid)
    4247             : {
    4248             :     HeapTuple   procTup;
    4249             :     Form_pg_proc procForm;
    4250             : 
    4251         170 :     procTup = SearchSysCache1(PROCOID,
    4252             :                               ObjectIdGetDatum(procid));
    4253         170 :     if (!HeapTupleIsValid(procTup))
    4254           0 :         elog(ERROR, "cache lookup failed for procedure %u", procid);
    4255         170 :     procForm = (Form_pg_proc) GETSTRUCT(procTup);
    4256             : 
    4257         170 :     if (procForm->prokind == PROKIND_AGGREGATE)
    4258          40 :         appendStringInfoString(buffer, "aggregate");
    4259         130 :     else if (procForm->prokind == PROKIND_PROCEDURE)
    4260          32 :         appendStringInfoString(buffer, "procedure");
    4261             :     else                        /* function or window function */
    4262          98 :         appendStringInfoString(buffer, "function");
    4263             : 
    4264         170 :     ReleaseSysCache(procTup);
    4265         170 : }
    4266             : 
    4267             : /*
    4268             :  * Obtain a given object's identity, as a palloc'ed string.
    4269             :  *
    4270             :  * This is for machine consumption, so it's not translated.  All elements are
    4271             :  * schema-qualified when appropriate.
    4272             :  */
    4273             : char *
    4274        1422 : getObjectIdentity(const ObjectAddress *object)
    4275             : {
    4276        1422 :     return getObjectIdentityParts(object, NULL, NULL);
    4277             : }
    4278             : 
    4279             : /*
    4280             :  * As above, but more detailed.
    4281             :  *
    4282             :  * There are two sets of return values: the identity itself as a palloc'd
    4283             :  * string is returned.  objname and objargs, if not NULL, are output parameters
    4284             :  * that receive lists of C-strings that are useful to give back to
    4285             :  * get_object_address() to reconstruct the ObjectAddress.
    4286             :  */
    4287             : char *
    4288        3398 : getObjectIdentityParts(const ObjectAddress *object,
    4289             :                        List **objname, List **objargs)
    4290             : {
    4291             :     StringInfoData buffer;
    4292             : 
    4293        3398 :     initStringInfo(&buffer);
    4294             : 
    4295             :     /*
    4296             :      * Make sure that both objname and objargs were passed, or none was; and
    4297             :      * initialize them to empty lists.  For objname this is useless because it
    4298             :      * will be initialized in all cases inside the switch; but we do it anyway
    4299             :      * so that we can test below that no branch leaves it unset.
    4300             :      */
    4301             :     Assert(PointerIsValid(objname) == PointerIsValid(objargs));
    4302        3398 :     if (objname)
    4303             :     {
    4304        1928 :         *objname = NIL;
    4305        1928 :         *objargs = NIL;
    4306             :     }
    4307             : 
    4308        3398 :     switch (getObjectClass(object))
    4309             :     {
    4310             :         case OCLASS_CLASS:
    4311        1136 :             getRelationIdentity(&buffer, object->objectId, objname);
    4312        1136 :             if (object->objectSubId != 0)
    4313             :             {
    4314             :                 char       *attr;
    4315             : 
    4316         318 :                 attr = get_attname(object->objectId, object->objectSubId,
    4317             :                                    false);
    4318         318 :                 appendStringInfo(&buffer, ".%s", quote_identifier(attr));
    4319         318 :                 if (objname)
    4320         244 :                     *objname = lappend(*objname, attr);
    4321             :             }
    4322        1136 :             break;
    4323             : 
    4324             :         case OCLASS_PROC:
    4325         170 :             appendStringInfoString(&buffer,
    4326         170 :                                    format_procedure_qualified(object->objectId));
    4327         170 :             if (objname)
    4328          66 :                 format_procedure_parts(object->objectId, objname, objargs);
    4329         170 :             break;
    4330             : 
    4331             :         case OCLASS_TYPE:
    4332             :             {
    4333             :                 char       *typeout;
    4334             : 
    4335         714 :                 typeout = format_type_be_qualified(object->objectId);
    4336         714 :                 appendStringInfoString(&buffer, typeout);
    4337         714 :                 if (objname)
    4338         564 :                     *objname = list_make1(typeout);
    4339             :             }
    4340         714 :             break;
    4341             : 
    4342             :         case OCLASS_CAST:
    4343             :             {
    4344             :                 Relation    castRel;
    4345             :                 HeapTuple   tup;
    4346             :                 Form_pg_cast castForm;
    4347             : 
    4348          36 :                 castRel = table_open(CastRelationId, AccessShareLock);
    4349             : 
    4350          36 :                 tup = get_catalog_object_by_oid(castRel, Anum_pg_cast_oid,
    4351             :                                                 object->objectId);
    4352             : 
    4353          36 :                 if (!HeapTupleIsValid(tup))
    4354           0 :                     elog(ERROR, "could not find tuple for cast %u",
    4355             :                          object->objectId);
    4356             : 
    4357          36 :                 castForm = (Form_pg_cast) GETSTRUCT(tup);
    4358             : 
    4359          36 :                 appendStringInfo(&buffer, "(%s AS %s)",
    4360             :                                  format_type_be_qualified(castForm->castsource),
    4361             :                                  format_type_be_qualified(castForm->casttarget));
    4362             : 
    4363          36 :                 if (objname)
    4364             :                 {
    4365           4 :                     *objname = list_make1(format_type_be_qualified(castForm->castsource));
    4366           4 :                     *objargs = list_make1(format_type_be_qualified(castForm->casttarget));
    4367             :                 }
    4368             : 
    4369          36 :                 table_close(castRel, AccessShareLock);
    4370          36 :                 break;
    4371             :             }
    4372             : 
    4373             :         case OCLASS_COLLATION:
    4374             :             {
    4375             :                 HeapTuple   collTup;
    4376             :                 Form_pg_collation coll;
    4377             :                 char       *schema;
    4378             : 
    4379          28 :                 collTup = SearchSysCache1(COLLOID,
    4380          28 :                                           ObjectIdGetDatum(object->objectId));
    4381          28 :                 if (!HeapTupleIsValid(collTup))
    4382           0 :                     elog(ERROR, "cache lookup failed for collation %u",
    4383             :                          object->objectId);
    4384          28 :                 coll = (Form_pg_collation) GETSTRUCT(collTup);
    4385          28 :                 schema = get_namespace_name_or_temp(coll->collnamespace);
    4386          28 :                 appendStringInfoString(&buffer,
    4387          28 :                                        quote_qualified_identifier(schema,
    4388          28 :                                                                   NameStr(coll->collname)));
    4389          28 :                 if (objname)
    4390           4 :                     *objname = list_make2(schema,
    4391             :                                           pstrdup(NameStr(coll->collname)));
    4392          28 :                 ReleaseSysCache(collTup);
    4393          28 :                 break;
    4394             :             }
    4395             : 
    4396             :         case OCLASS_CONSTRAINT:
    4397             :             {
    4398             :                 HeapTuple   conTup;
    4399             :                 Form_pg_constraint con;
    4400             : 
    4401         152 :                 conTup = SearchSysCache1(CONSTROID,
    4402         152 :                                          ObjectIdGetDatum(object->objectId));
    4403         152 :                 if (!HeapTupleIsValid(conTup))
    4404           0 :                     elog(ERROR, "cache lookup failed for constraint %u",
    4405             :                          object->objectId);
    4406         152 :                 con = (Form_pg_constraint) GETSTRUCT(conTup);
    4407             : 
    4408         152 :                 if (OidIsValid(con->conrelid))
    4409             :                 {
    4410         124 :                     appendStringInfo(&buffer, "%s on ",
    4411         124 :                                      quote_identifier(NameStr(con->conname)));
    4412         124 :                     getRelationIdentity(&buffer, con->conrelid, objname);
    4413         124 :                     if (objname)
    4414         100 :                         *objname = lappend(*objname, pstrdup(NameStr(con->conname)));
    4415             :                 }
    4416             :                 else
    4417             :                 {
    4418             :                     ObjectAddress domain;
    4419             : 
    4420             :                     Assert(OidIsValid(con->contypid));
    4421          28 :                     domain.classId = TypeRelationId;
    4422          28 :                     domain.objectId = con->contypid;
    4423          28 :                     domain.objectSubId = 0;
    4424             : 
    4425          56 :                     appendStringInfo(&buffer, "%s on %s",
    4426          28 :                                      quote_identifier(NameStr(con->conname)),
    4427             :                                      getObjectIdentityParts(&domain, objname, objargs));
    4428             : 
    4429          28 :                     if (objname)
    4430           4 :                         *objargs = lappend(*objargs, pstrdup(NameStr(con->conname)));
    4431             :                 }
    4432             : 
    4433         152 :                 ReleaseSysCache(conTup);
    4434         152 :                 break;
    4435             :             }
    4436             : 
    4437             :         case OCLASS_CONVERSION:
    4438             :             {
    4439             :                 HeapTuple   conTup;
    4440             :                 Form_pg_conversion conForm;
    4441             :                 char       *schema;
    4442             : 
    4443          30 :                 conTup = SearchSysCache1(CONVOID,
    4444          30 :                                          ObjectIdGetDatum(object->objectId));
    4445          30 :                 if (!HeapTupleIsValid(conTup))
    4446           0 :                     elog(ERROR, "cache lookup failed for conversion %u",
    4447             :                          object->objectId);
    4448          30 :                 conForm = (Form_pg_conversion) GETSTRUCT(conTup);
    4449          30 :                 schema = get_namespace_name_or_temp(conForm->connamespace);
    4450          30 :                 appendStringInfoString(&buffer,
    4451          30 :                                        quote_qualified_identifier(schema,
    4452          30 :                                                                   NameStr(conForm->conname)));
    4453          30 :                 if (objname)
    4454           4 :                     *objname = list_make2(schema,
    4455             :                                           pstrdup(NameStr(conForm->conname)));
    4456          30 :                 ReleaseSysCache(conTup);
    4457          30 :                 break;
    4458             :             }
    4459             : 
    4460             :         case OCLASS_DEFAULT:
    4461             :             {
    4462             :                 Relation    attrdefDesc;
    4463             :                 ScanKeyData skey[1];
    4464             :                 SysScanDesc adscan;
    4465             : 
    4466             :                 HeapTuple   tup;
    4467             :                 Form_pg_attrdef attrdef;
    4468             :                 ObjectAddress colobject;
    4469             : 
    4470         248 :                 attrdefDesc = table_open(AttrDefaultRelationId, AccessShareLock);
    4471             : 
    4472         248 :                 ScanKeyInit(&skey[0],
    4473             :                             Anum_pg_attrdef_oid,
    4474             :                             BTEqualStrategyNumber, F_OIDEQ,
    4475         248 :                             ObjectIdGetDatum(object->objectId));
    4476             : 
    4477         248 :                 adscan = systable_beginscan(attrdefDesc, AttrDefaultOidIndexId,
    4478             :                                             true, NULL, 1, skey);
    4479             : 
    4480         248 :                 tup = systable_getnext(adscan);
    4481             : 
    4482         248 :                 if (!HeapTupleIsValid(tup))
    4483           0 :                     elog(ERROR, "could not find tuple for attrdef %u",
    4484             :                          object->objectId);
    4485             : 
    4486         248 :                 attrdef = (Form_pg_attrdef) GETSTRUCT(tup);
    4487             : 
    4488         248 :                 colobject.classId = RelationRelationId;
    4489         248 :                 colobject.objectId = attrdef->adrelid;
    4490         248 :                 colobject.objectSubId = attrdef->adnum;
    4491             : 
    4492         248 :                 appendStringInfo(&buffer, "for %s",
    4493             :                                  getObjectIdentityParts(&colobject,
    4494             :                                                         objname, objargs));
    4495             : 
    4496         248 :                 systable_endscan(adscan);
    4497         248 :                 table_close(attrdefDesc, AccessShareLock);
    4498         248 :                 break;
    4499             :             }
    4500             : 
    4501             :         case OCLASS_LANGUAGE:
    4502             :             {
    4503             :                 HeapTuple   langTup;
    4504             :                 Form_pg_language langForm;
    4505             : 
    4506          28 :                 langTup = SearchSysCache1(LANGOID,
    4507          28 :                                           ObjectIdGetDatum(object->objectId));
    4508          28 :                 if (!HeapTupleIsValid(langTup))
    4509           0 :                     elog(ERROR, "cache lookup failed for language %u",
    4510             :                          object->objectId);
    4511          28 :                 langForm = (Form_pg_language) GETSTRUCT(langTup);
    4512          28 :                 appendStringInfoString(&buffer,
    4513          28 :                                        quote_identifier(NameStr(langForm->lanname)));
    4514          28 :                 if (objname)
    4515           4 :                     *objname = list_make1(pstrdup(NameStr(langForm->lanname)));
    4516          28 :                 ReleaseSysCache(langTup);
    4517          28 :                 break;
    4518             :             }
    4519             :         case OCLASS_LARGEOBJECT:
    4520           0 :             appendStringInfo(&buffer, "%u",
    4521             :                              object->objectId);
    4522           0 :             if (objname)
    4523           0 :                 *objname = list_make1(psprintf("%u", object->objectId));
    4524           0 :             break;
    4525             : 
    4526             :         case OCLASS_OPERATOR:
    4527          32 :             appendStringInfoString(&buffer,
    4528          32 :                                    format_operator_qualified(object->objectId));
    4529          32 :             if (objname)
    4530           4 :                 format_operator_parts(object->objectId, objname, objargs);
    4531          32 :             break;
    4532             : 
    4533             :         case OCLASS_OPCLASS:
    4534             :             {
    4535             :                 HeapTuple   opcTup;
    4536             :                 Form_pg_opclass opcForm;
    4537             :                 HeapTuple   amTup;
    4538             :                 Form_pg_am  amForm;
    4539             :                 char       *schema;
    4540             : 
    4541          30 :                 opcTup = SearchSysCache1(CLAOID,
    4542          30 :                                          ObjectIdGetDatum(object->objectId));
    4543          30 :                 if (!HeapTupleIsValid(opcTup))
    4544           0 :                     elog(ERROR, "cache lookup failed for opclass %u",
    4545             :                          object->objectId);
    4546          30 :                 opcForm = (Form_pg_opclass) GETSTRUCT(opcTup);
    4547          30 :                 schema = get_namespace_name_or_temp(opcForm->opcnamespace);
    4548             : 
    4549          30 :                 amTup = SearchSysCache1(AMOID,
    4550          30 :                                         ObjectIdGetDatum(opcForm->opcmethod));
    4551          30 :                 if (!HeapTupleIsValid(amTup))
    4552           0 :                     elog(ERROR, "cache lookup failed for access method %u",
    4553             :                          opcForm->opcmethod);
    4554          30 :                 amForm = (Form_pg_am) GETSTRUCT(amTup);
    4555             : 
    4556          60 :                 appendStringInfo(&buffer, "%s USING %s",
    4557             :                                  quote_qualified_identifier(schema,
    4558          30 :                                                             NameStr(opcForm->opcname)),
    4559          30 :                                  quote_identifier(NameStr(amForm->amname)));
    4560          30 :                 if (objname)
    4561           4 :                     *objname = list_make3(pstrdup(NameStr(amForm->amname)),
    4562             :                                           schema,
    4563             :                                           pstrdup(NameStr(opcForm->opcname)));
    4564             : 
    4565          30 :                 ReleaseSysCache(amTup);
    4566          30 :                 ReleaseSysCache(opcTup);
    4567          30 :                 break;
    4568             :             }
    4569             : 
    4570             :         case OCLASS_OPFAMILY:
    4571          30 :             getOpFamilyIdentity(&buffer, object->objectId, objname);
    4572          30 :             break;
    4573             : 
    4574             :         case OCLASS_AM:
    4575             :             {
    4576             :                 char       *amname;
    4577             : 
    4578          28 :                 amname = get_am_name(object->objectId);
    4579          28 :                 if (!amname)
    4580           0 :                     elog(ERROR, "cache lookup failed for access method %u",
    4581             :                          object->objectId);
    4582          28 :                 appendStringInfoString(&buffer, quote_identifier(amname));
    4583          28 :                 if (objname)
    4584           4 :                     *objname = list_make1(amname);
    4585             :             }
    4586          28 :             break;
    4587             : 
    4588             :         case OCLASS_AMOP:
    4589             :             {
    4590             :                 Relation    amopDesc;
    4591             :                 HeapTuple   tup;
    4592             :                 ScanKeyData skey[1];
    4593             :                 SysScanDesc amscan;
    4594             :                 Form_pg_amop amopForm;
    4595             :                 StringInfoData opfam;
    4596             :                 char       *ltype;
    4597             :                 char       *rtype;
    4598             : 
    4599          28 :                 amopDesc = table_open(AccessMethodOperatorRelationId,
    4600             :                                       AccessShareLock);
    4601             : 
    4602          28 :                 ScanKeyInit(&skey[0],
    4603             :                             Anum_pg_amop_oid,
    4604             :                             BTEqualStrategyNumber, F_OIDEQ,
    4605          28 :                             ObjectIdGetDatum(object->objectId));
    4606             : 
    4607          28 :                 amscan = systable_beginscan(amopDesc, AccessMethodOperatorOidIndexId, true,
    4608             :                                             NULL, 1, skey);
    4609             : 
    4610          28 :                 tup = systable_getnext(amscan);
    4611             : 
    4612          28 :                 if (!HeapTupleIsValid(tup))
    4613           0 :                     elog(ERROR, "could not find tuple for amop entry %u",
    4614             :                          object->objectId);
    4615             : 
    4616          28 :                 amopForm = (Form_pg_amop) GETSTRUCT(tup);
    4617             : 
    4618          28 :                 initStringInfo(&opfam);
    4619          28 :                 getOpFamilyIdentity(&opfam, amopForm->amopfamily, objname);
    4620             : 
    4621          28 :                 ltype = format_type_be_qualified(amopForm->amoplefttype);
    4622          28 :                 rtype = format_type_be_qualified(amopForm->amoprighttype);
    4623             : 
    4624          28 :                 if (objname)
    4625             :                 {
    4626           4 :                     *objname = lappend(*objname,
    4627           4 :                                        psprintf("%d", amopForm->amopstrategy));
    4628           4 :                     *objargs = list_make2(ltype, rtype);
    4629             :                 }
    4630             : 
    4631          56 :                 appendStringInfo(&buffer, "operator %d (%s, %s) of %s",
    4632          28 :                                  amopForm->amopstrategy,
    4633             :                                  ltype, rtype, opfam.data);
    4634             : 
    4635          28 :                 pfree(opfam.data);
    4636             : 
    4637          28 :                 systable_endscan(amscan);
    4638          28 :                 table_close(amopDesc, AccessShareLock);
    4639          28 :                 break;
    4640             :             }
    4641             : 
    4642             :         case OCLASS_AMPROC:
    4643             :             {
    4644             :                 Relation    amprocDesc;
    4645             :                 ScanKeyData skey[1];
    4646             :                 SysScanDesc amscan;
    4647             :                 HeapTuple   tup;
    4648             :                 Form_pg_amproc amprocForm;
    4649             :                 StringInfoData opfam;
    4650             :                 char       *ltype;
    4651             :                 char       *rtype;
    4652             : 
    4653          28 :                 amprocDesc = table_open(AccessMethodProcedureRelationId,
    4654             :                                         AccessShareLock);
    4655             : 
    4656          28 :                 ScanKeyInit(&skey[0],
    4657             :                             Anum_pg_amproc_oid,
    4658             :                             BTEqualStrategyNumber, F_OIDEQ,
    4659          28 :                             ObjectIdGetDatum(object->objectId));
    4660             : 
    4661          28 :                 amscan = systable_beginscan(amprocDesc, AccessMethodProcedureOidIndexId, true,
    4662             :                                             NULL, 1, skey);
    4663             : 
    4664          28 :                 tup = systable_getnext(amscan);
    4665             : 
    4666          28 :                 if (!HeapTupleIsValid(tup))
    4667           0 :                     elog(ERROR, "could not find tuple for amproc entry %u",
    4668             :                          object->objectId);
    4669             : 
    4670          28 :                 amprocForm = (Form_pg_amproc) GETSTRUCT(tup);
    4671             : 
    4672          28 :                 initStringInfo(&opfam);
    4673          28 :                 getOpFamilyIdentity(&opfam, amprocForm->amprocfamily, objname);
    4674             : 
    4675          28 :                 ltype = format_type_be_qualified(amprocForm->amproclefttype);
    4676          28 :                 rtype = format_type_be_qualified(amprocForm->amprocrighttype);
    4677             : 
    4678          28 :                 if (objname)
    4679             :                 {
    4680           4 :                     *objname = lappend(*objname,
    4681           4 :                                        psprintf("%d", amprocForm->amprocnum));
    4682           4 :                     *objargs = list_make2(ltype, rtype);
    4683             :                 }
    4684             : 
    4685          56 :                 appendStringInfo(&buffer, "function %d (%s, %s) of %s",
    4686          28 :                                  amprocForm->amprocnum,
    4687             :                                  ltype, rtype, opfam.data);
    4688             : 
    4689          28 :                 pfree(opfam.data);
    4690             : 
    4691          28 :                 systable_endscan(amscan);
    4692          28 :                 table_close(amprocDesc, AccessShareLock);
    4693          28 :                 break;
    4694             :             }
    4695             : 
    4696             :         case OCLASS_REWRITE:
    4697             :             {
    4698             :                 Relation    ruleDesc;
    4699             :                 HeapTuple   tup;
    4700             :                 Form_pg_rewrite rule;
    4701             : 
    4702          40 :                 ruleDesc = table_open(RewriteRelationId, AccessShareLock);
    4703             : 
    4704          40 :                 tup = get_catalog_object_by_oid(ruleDesc, Anum_pg_rewrite_oid,
    4705             :                                                 object->objectId);
    4706             : 
    4707          40 :                 if (!HeapTupleIsValid(tup))
    4708           0 :                     elog(ERROR, "could not find tuple for rule %u",
    4709             :                          object->objectId);
    4710             : 
    4711          40 :                 rule = (Form_pg_rewrite) GETSTRUCT(tup);
    4712             : 
    4713          40 :                 appendStringInfo(&buffer, "%s on ",
    4714          40 :                                  quote_identifier(NameStr(rule->rulename)));
    4715          40 :                 getRelationIdentity(&buffer, rule->ev_class, objname);
    4716          40 :                 if (objname)
    4717           4 :                     *objname = lappend(*objname, pstrdup(NameStr(rule->rulename)));
    4718             : 
    4719          40 :                 table_close(ruleDesc, AccessShareLock);
    4720          40 :                 break;
    4721             :             }
    4722             : 
    4723             :         case OCLASS_TRIGGER:
    4724             :             {
    4725             :                 Relation    trigDesc;
    4726             :                 HeapTuple   tup;
    4727             :                 Form_pg_trigger trig;
    4728             : 
    4729          98 :                 trigDesc = table_open(TriggerRelationId, AccessShareLock);
    4730             : 
    4731          98 :                 tup = get_catalog_object_by_oid(trigDesc, Anum_pg_trigger_oid,
    4732             :                                                 object->objectId);
    4733             : 
    4734          98 :                 if (!HeapTupleIsValid(tup))
    4735           0 :                     elog(ERROR, "could not find tuple for trigger %u",
    4736             :                          object->objectId);
    4737             : 
    4738          98 :                 trig = (Form_pg_trigger) GETSTRUCT(tup);
    4739             : 
    4740          98 :                 appendStringInfo(&buffer, "%s on ",
    4741          98 :                                  quote_identifier(NameStr(trig->tgname)));
    4742          98 :                 getRelationIdentity(&buffer, trig->tgrelid, objname);
    4743          98 :                 if (objname)
    4744          68 :                     *objname = lappend(*objname, pstrdup(NameStr(trig->tgname)));
    4745             : 
    4746          98 :                 table_close(trigDesc, AccessShareLock);
    4747          98 :                 break;
    4748             :             }
    4749             : 
    4750             :         case OCLASS_SCHEMA:
    4751             :             {
    4752             :                 char       *nspname;
    4753             : 
    4754          70 :                 nspname = get_namespace_name_or_temp(object->objectId);
    4755          70 :                 if (!nspname)
    4756           0 :                     elog(ERROR, "cache lookup failed for namespace %u",
    4757             :                          object->objectId);
    4758          70 :                 appendStringInfoString(&buffer,
    4759             :                                        quote_identifier(nspname));
    4760          70 :                 if (objname)
    4761          36 :                     *objname = list_make1(nspname);
    4762          70 :                 break;
    4763             :             }
    4764             : 
    4765             :         case OCLASS_STATISTIC_EXT:
    4766             :             {
    4767             :                 HeapTuple   tup;
    4768             :                 Form_pg_statistic_ext formStatistic;
    4769             :                 char       *schema;
    4770             : 
    4771          28 :                 tup = SearchSysCache1(STATEXTOID,
    4772          28 :                                       ObjectIdGetDatum(object->objectId));
    4773          28 :                 if (!HeapTupleIsValid(tup))
    4774           0 :                     elog(ERROR, "cache lookup failed for statistics object %u",
    4775             :                          object->objectId);
    4776          28 :                 formStatistic = (Form_pg_statistic_ext) GETSTRUCT(tup);
    4777          28 :                 schema = get_namespace_name_or_temp(formStatistic->stxnamespace);
    4778          28 :                 appendStringInfoString(&buffer,
    4779          28 :                                        quote_qualified_identifier(schema,
    4780          28 :                                                                   NameStr(formStatistic->stxname)));
    4781          28 :                 if (objname)
    4782           4 :                     *objname = list_make2(schema,
    4783             :                                           pstrdup(NameStr(formStatistic->stxname)));
    4784          28 :                 ReleaseSysCache(tup);
    4785             :             }
    4786          28 :             break;
    4787             : 
    4788             :         case OCLASS_TSPARSER:
    4789             :             {
    4790             :                 HeapTuple   tup;
    4791             :                 Form_pg_ts_parser formParser;
    4792             :                 char       *schema;
    4793             : 
    4794          28 :                 tup = SearchSysCache1(TSPARSEROID,
    4795          28 :                                       ObjectIdGetDatum(object->objectId));
    4796          28 :                 if (!HeapTupleIsValid(tup))
    4797           0 :                     elog(ERROR, "cache lookup failed for text search parser %u",
    4798             :                          object->objectId);
    4799          28 :                 formParser = (Form_pg_ts_parser) GETSTRUCT(tup);
    4800          28 :                 schema = get_namespace_name_or_temp(formParser->prsnamespace);
    4801          28 :                 appendStringInfoString(&buffer,
    4802          28 :                                        quote_qualified_identifier(schema,
    4803          28 :                                                                   NameStr(formParser->prsname)));
    4804          28 :                 if (objname)
    4805           4 :                     *objname = list_make2(schema,
    4806             :                                           pstrdup(NameStr(formParser->prsname)));
    4807          28 :                 ReleaseSysCache(tup);
    4808          28 :                 break;
    4809             :             }
    4810             : 
    4811             :         case OCLASS_TSDICT:
    4812             :             {
    4813             :                 HeapTuple   tup;
    4814             :                 Form_pg_ts_dict formDict;
    4815             :                 char       *schema;
    4816             : 
    4817          28 :                 tup = SearchSysCache1(TSDICTOID,
    4818          28 :                                       ObjectIdGetDatum(object->objectId));
    4819          28 :                 if (!HeapTupleIsValid(tup))
    4820           0 :                     elog(ERROR, "cache lookup failed for text search dictionary %u",
    4821             :                          object->objectId);
    4822          28 :                 formDict = (Form_pg_ts_dict) GETSTRUCT(tup);
    4823          28 :                 schema = get_namespace_name_or_temp(formDict->dictnamespace);
    4824          28 :                 appendStringInfoString(&buffer,
    4825          28 :                                        quote_qualified_identifier(schema,
    4826          28 :                                                                   NameStr(formDict->dictname)));
    4827          28 :                 if (objname)
    4828           4 :                     *objname = list_make2(schema,
    4829             :                                           pstrdup(NameStr(formDict->dictname)));
    4830          28 :                 ReleaseSysCache(tup);
    4831          28 :                 break;
    4832             :             }
    4833             : 
    4834             :         case OCLASS_TSTEMPLATE:
    4835             :             {
    4836             :                 HeapTuple   tup;
    4837             :                 Form_pg_ts_template formTmpl;
    4838             :                 char       *schema;
    4839             : 
    4840          28 :                 tup = SearchSysCache1(TSTEMPLATEOID,
    4841          28 :                                       ObjectIdGetDatum(object->objectId));
    4842          28 :                 if (!HeapTupleIsValid(tup))
    4843           0 :                     elog(ERROR, "cache lookup failed for text search template %u",
    4844             :                          object->objectId);
    4845          28 :                 formTmpl = (Form_pg_ts_template) GETSTRUCT(tup);
    4846          28 :                 schema = get_namespace_name_or_temp(formTmpl->tmplnamespace);
    4847          28 :                 appendStringInfoString(&buffer,
    4848          28 :                                        quote_qualified_identifier(schema,
    4849          28 :                                                                   NameStr(formTmpl->tmplname)));
    4850          28 :                 if (objname)
    4851           4 :                     *objname = list_make2(schema,
    4852             :                                           pstrdup(NameStr(formTmpl->tmplname)));
    4853          28 :                 ReleaseSysCache(tup);
    4854          28 :                 break;
    4855             :             }
    4856             : 
    4857             :         case OCLASS_TSCONFIG:
    4858             :             {
    4859             :                 HeapTuple   tup;
    4860             :                 Form_pg_ts_config formCfg;
    4861             :                 char       *schema;
    4862             : 
    4863          32 :                 tup = SearchSysCache1(TSCONFIGOID,
    4864          32 :                                       ObjectIdGetDatum(object->objectId));
    4865          32 :                 if (!HeapTupleIsValid(tup))
    4866           0 :                     elog(ERROR, "cache lookup failed for text search configuration %u",
    4867             :                          object->objectId);
    4868          32 :                 formCfg = (Form_pg_ts_config) GETSTRUCT(tup);
    4869          32 :                 schema = get_namespace_name_or_temp(formCfg->cfgnamespace);
    4870          32 :                 appendStringInfoString(&buffer,
    4871          32 :                                        quote_qualified_identifier(schema,
    4872          32 :                                                                   NameStr(formCfg->cfgname)));
    4873          32 :                 if (objname)
    4874           4 :                     *objname = list_make2(schema,
    4875             :                                           pstrdup(NameStr(formCfg->cfgname)));
    4876          32 :                 ReleaseSysCache(tup);
    4877          32 :                 break;
    4878             :             }
    4879             : 
    4880             :         case OCLASS_ROLE:
    4881             :             {
    4882             :                 char       *username;
    4883             : 
    4884          28 :                 username = GetUserNameFromId(object->objectId, false);
    4885          28 :                 if (objname)
    4886           4 :                     *objname = list_make1(username);
    4887          28 :                 appendStringInfoString(&buffer,
    4888             :                                        quote_identifier(username));
    4889          28 :                 break;
    4890             :             }
    4891             : 
    4892             :         case OCLASS_DATABASE:
    4893             :             {
    4894             :                 char       *datname;
    4895             : 
    4896           0 :                 datname = get_database_name(object->objectId);
    4897           0 :                 if (!datname)
    4898           0 :                     elog(ERROR, "cache lookup failed for database %u",
    4899             :                          object->objectId);
    4900           0 :                 if (objname)
    4901           0 :                     *objname = list_make1(datname);
    4902           0 :                 appendStringInfoString(&buffer,
    4903             :                                        quote_identifier(datname));
    4904           0 :                 break;
    4905             :             }
    4906             : 
    4907             :         case OCLASS_TBLSPACE:
    4908             :             {
    4909             :                 char       *tblspace;
    4910             : 
    4911           0 :                 tblspace = get_tablespace_name(object->objectId);
    4912           0 :                 if (!tblspace)
    4913           0 :                     elog(ERROR, "cache lookup failed for tablespace %u",
    4914             :                          object->objectId);
    4915           0 :                 if (objname)
    4916           0 :                     *objname = list_make1(tblspace);
    4917           0 :                 appendStringInfoString(&buffer,
    4918             :                                        quote_identifier(tblspace));
    4919           0 :                 break;
    4920             :             }
    4921             : 
    4922             :         case OCLASS_FDW:
    4923             :             {
    4924             :                 ForeignDataWrapper *fdw;
    4925             : 
    4926          28 :                 fdw = GetForeignDataWrapper(object->objectId);
    4927          28 :                 appendStringInfoString(&buffer, quote_identifier(fdw->fdwname));
    4928          28 :                 if (objname)
    4929           4 :                     *objname = list_make1(pstrdup(fdw->fdwname));
    4930          28 :                 break;
    4931             :             }
    4932             : 
    4933             :         case OCLASS_FOREIGN_SERVER:
    4934             :             {
    4935             :                 ForeignServer *srv;
    4936             : 
    4937          28 :                 srv = GetForeignServer(object->objectId);
    4938          28 :                 appendStringInfoString(&buffer,
    4939          28 :                                        quote_identifier(srv->servername));
    4940          28 :                 if (objname)
    4941           4 :                     *objname = list_make1(pstrdup(srv->servername));
    4942          28 :                 break;
    4943             :             }
    4944             : 
    4945             :         case OCLASS_USER_MAPPING:
    4946             :             {
    4947             :                 HeapTuple   tup;
    4948             :                 Oid         useid;
    4949             :                 Form_pg_user_mapping umform;
    4950             :                 ForeignServer *srv;
    4951             :                 const char *usename;
    4952             : 
    4953          32 :                 tup = SearchSysCache1(USERMAPPINGOID,
    4954          32 :                                       ObjectIdGetDatum(object->objectId));
    4955          32 :                 if (!HeapTupleIsValid(tup))
    4956           0 :                     elog(ERROR, "cache lookup failed for user mapping %u",
    4957             :                          object->objectId);
    4958          32 :                 umform = (Form_pg_user_mapping) GETSTRUCT(tup);
    4959          32 :                 useid = umform->umuser;
    4960          32 :                 srv = GetForeignServer(umform->umserver);
    4961             : 
    4962          32 :                 ReleaseSysCache(tup);
    4963             : 
    4964          32 :                 if (OidIsValid(useid))
    4965          32 :                     usename = GetUserNameFromId(useid, false);
    4966             :                 else
    4967           0 :                     usename = "public";
    4968             : 
    4969          32 :                 if (objname)
    4970             :                 {
    4971           8 :                     *objname = list_make1(pstrdup(usename));
    4972           8 :                     *objargs = list_make1(pstrdup(srv->servername));
    4973             :                 }
    4974             : 
    4975          32 :                 appendStringInfo(&buffer, "%s on server %s",
    4976             :                                  quote_identifier(usename),
    4977             :                                  srv->servername);
    4978          32 :                 break;
    4979             :             }
    4980             : 
    4981             :         case OCLASS_DEFACL:
    4982             :             {
    4983             :                 Relation    defaclrel;
    4984             :                 ScanKeyData skey[1];
    4985             :                 SysScanDesc rcscan;
    4986             :                 HeapTuple   tup;
    4987             :                 Form_pg_default_acl defacl;
    4988             :                 char       *schema;
    4989             :                 char       *username;
    4990             : 
    4991          60 :                 defaclrel = table_open(DefaultAclRelationId, AccessShareLock);
    4992             : 
    4993          60 :                 ScanKeyInit(&skey[0],
    4994             :                             Anum_pg_default_acl_oid,
    4995             :                             BTEqualStrategyNumber, F_OIDEQ,
    4996          60 :                             ObjectIdGetDatum(object->objectId));
    4997             : 
    4998          60 :                 rcscan = systable_beginscan(defaclrel, DefaultAclOidIndexId,
    4999             :                                             true, NULL, 1, skey);
    5000             : 
    5001          60 :                 tup = systable_getnext(rcscan);
    5002             : 
    5003          60 :                 if (!HeapTupleIsValid(tup))
    5004           0 :                     elog(ERROR, "could not find tuple for default ACL %u",
    5005             :                          object->objectId);
    5006             : 
    5007          60 :                 defacl = (Form_pg_default_acl) GETSTRUCT(tup);
    5008             : 
    5009          60 :                 username = GetUserNameFromId(defacl->defaclrole, false);
    5010          60 :                 appendStringInfo(&buffer,
    5011             :                                  "for role %s",
    5012             :                                  quote_identifier(username));
    5013             : 
    5014          60 :                 if (OidIsValid(defacl->defaclnamespace))
    5015             :                 {
    5016          28 :                     schema = get_namespace_name_or_temp(defacl->defaclnamespace);
    5017          28 :                     appendStringInfo(&buffer,
    5018             :                                      " in schema %s",
    5019             :                                      quote_identifier(schema));
    5020             :                 }
    5021             :                 else
    5022          32 :                     schema = NULL;
    5023             : 
    5024          60 :                 switch (defacl->defaclobjtype)
    5025             :                 {
    5026             :                     case DEFACLOBJ_RELATION:
    5027          60 :                         appendStringInfoString(&buffer,
    5028             :                                                " on tables");
    5029          60 :                         break;
    5030             :                     case DEFACLOBJ_SEQUENCE:
    5031           0 :                         appendStringInfoString(&buffer,
    5032             :                                                " on sequences");
    5033           0 :                         break;
    5034             :                     case DEFACLOBJ_FUNCTION:
    5035           0 :                         appendStringInfoString(&buffer,
    5036             :                                                " on functions");
    5037           0 :                         break;
    5038             :                     case DEFACLOBJ_TYPE:
    5039           0 :                         appendStringInfoString(&buffer,
    5040             :                                                " on types");
    5041           0 :                         break;
    5042             :                     case DEFACLOBJ_NAMESPACE:
    5043           0 :                         appendStringInfoString(&buffer,
    5044             :                                                " on schemas");
    5045           0 :                         break;
    5046             :                 }
    5047             : 
    5048          60 :                 if (objname)
    5049             :                 {
    5050          12 :                     *objname = list_make1(username);
    5051          12 :                     if (schema)
    5052           4 :                         *objname = lappend(*objname, schema);
    5053          12 :                     *objargs = list_make1(psprintf("%c", defacl->defaclobjtype));
    5054             :                 }
    5055             : 
    5056          60 :                 systable_endscan(rcscan);
    5057          60 :                 table_close(defaclrel, AccessShareLock);
    5058          60 :                 break;
    5059             :             }
    5060             : 
    5061             :         case OCLASS_EXTENSION:
    5062             :             {
    5063             :                 char       *extname;
    5064             : 
    5065           4 :                 extname = get_extension_name(object->objectId);
    5066           4 :                 if (!extname)
    5067           0 :                     elog(ERROR, "cache lookup failed for extension %u",
    5068             :                          object->objectId);
    5069           4 :                 appendStringInfoString(&buffer, quote_identifier(extname));
    5070           4 :                 if (objname)
    5071           0 :                     *objname = list_make1(extname);
    5072           4 :                 break;
    5073             :             }
    5074             : 
    5075             :         case OCLASS_EVENT_TRIGGER:
    5076             :             {
    5077             :                 HeapTuple   tup;
    5078             :                 Form_pg_event_trigger trigForm;
    5079             : 
    5080             :                 /* no objname support here */
    5081           0 :                 if (objname)
    5082           0 :                     *objname = NIL;
    5083             : 
    5084           0 :                 tup = SearchSysCache1(EVENTTRIGGEROID,
    5085           0 :                                       ObjectIdGetDatum(object->objectId));
    5086           0 :                 if (!HeapTupleIsValid(tup))
    5087           0 :                     elog(ERROR, "cache lookup failed for event trigger %u",
    5088             :                          object->objectId);
    5089           0 :                 trigForm = (Form_pg_event_trigger) GETSTRUCT(tup);
    5090           0 :                 appendStringInfoString(&buffer,
    5091           0 :                                        quote_identifier(NameStr(trigForm->evtname)));
    5092           0 :                 ReleaseSysCache(tup);
    5093           0 :                 break;
    5094             :             }
    5095             : 
    5096             :         case OCLASS_POLICY:
    5097             :             {
    5098             :                 Relation    polDesc;
    5099             :                 HeapTuple   tup;
    5100             :                 Form_pg_policy policy;
    5101             : 
    5102          32 :                 polDesc = table_open(PolicyRelationId, AccessShareLock);
    5103             : 
    5104          32 :                 tup = get_catalog_object_by_oid(polDesc, Anum_pg_policy_oid,
    5105             :                                                 object->objectId);
    5106             : 
    5107          32 :                 if (!HeapTupleIsValid(tup))
    5108           0 :                     elog(ERROR, "could not find tuple for policy %u",
    5109             :                          object->objectId);
    5110             : 
    5111          32 :                 policy = (Form_pg_policy) GETSTRUCT(tup);
    5112             : 
    5113          32 :                 appendStringInfo(&buffer, "%s on ",
    5114          32 :                                  quote_identifier(NameStr(policy->polname)));
    5115          32 :                 getRelationIdentity(&buffer, policy->polrelid, objname);
    5116          32 :                 if (objname)
    5117           8 :                     *objname = lappend(*objname, pstrdup(NameStr(policy->polname)));
    5118             : 
    5119          32 :                 table_close(polDesc, AccessShareLock);
    5120          32 :                 break;
    5121             :             }
    5122             : 
    5123             :         case OCLASS_PUBLICATION:
    5124             :             {
    5125             :                 char       *pubname;
    5126             : 
    5127          28 :                 pubname = get_publication_name(object->objectId, false);
    5128          28 :                 appendStringInfoString(&buffer,
    5129             :                                        quote_identifier(pubname));
    5130          28 :                 if (objname)
    5131           4 :                     *objname = list_make1(pubname);
    5132          28 :                 break;
    5133             :             }
    5134             : 
    5135             :         case OCLASS_PUBLICATION_REL:
    5136             :             {
    5137             :                 HeapTuple   tup;
    5138             :                 char       *pubname;
    5139             :                 Form_pg_publication_rel prform;
    5140             : 
    5141          28 :                 tup = SearchSysCache1(PUBLICATIONREL,
    5142          28 :                                       ObjectIdGetDatum(object->objectId));
    5143          28 :                 if (!HeapTupleIsValid(tup))
    5144           0 :                     elog(ERROR, "cache lookup failed for publication table %u",
    5145             :                          object->objectId);
    5146             : 
    5147          28 :                 prform = (Form_pg_publication_rel) GETSTRUCT(tup);
    5148          28 :                 pubname = get_publication_name(prform->prpubid, false);
    5149             : 
    5150          28 :                 getRelationIdentity(&buffer, prform->prrelid, objname);
    5151          28 :                 appendStringInfo(&buffer, " in publication %s", pubname);
    5152             : 
    5153          28 :                 if (objargs)
    5154           4 :                     *objargs = list_make1(pubname);
    5155             : 
    5156          28 :                 ReleaseSysCache(tup);
    5157          28 :                 break;
    5158             :             }
    5159             : 
    5160             :         case OCLASS_SUBSCRIPTION:
    5161             :             {
    5162             :                 char       *subname;
    5163             : 
    5164          28 :                 subname = get_subscription_name(object->objectId, false);
    5165          28 :                 appendStringInfoString(&buffer,
    5166             :                                        quote_identifier(subname));
    5167          28 :                 if (objname)
    5168           4 :                     *objname = list_make1(subname);
    5169          28 :                 break;
    5170             :             }
    5171             : 
    5172             :         case OCLASS_TRANSFORM:
    5173             :             {
    5174             :                 Relation    transformDesc;
    5175             :                 HeapTuple   tup;
    5176             :                 Form_pg_transform transform;
    5177             :                 char       *transformLang;
    5178             :                 char       *transformType;
    5179             : 
    5180          32 :                 transformDesc = table_open(TransformRelationId, AccessShareLock);
    5181             : 
    5182          32 :                 tup = get_catalog_object_by_oid(transformDesc,
    5183             :                                                 Anum_pg_transform_oid,
    5184             :                                                 object->objectId);
    5185             : 
    5186          32 :                 if (!HeapTupleIsValid(tup))
    5187           0 :                     elog(ERROR, "could not find tuple for transform %u",
    5188             :                          object->objectId);
    5189             : 
    5190          32 :                 transform = (Form_pg_transform) GETSTRUCT(tup);
    5191             : 
    5192          32 :                 transformType = format_type_be_qualified(transform->trftype);
    5193          32 :                 transformLang = get_language_name(transform->trflang, false);
    5194             : 
    5195          32 :                 appendStringInfo(&buffer, "for %s on language %s",
    5196             :                                  transformType,
    5197             :                                  transformLang);
    5198          32 :                 if (objname)
    5199             :                 {
    5200           6 :                     *objname = list_make1(transformType);
    5201           6 :                     *objargs = list_make1(pstrdup(transformLang));
    5202             :                 }
    5203             : 
    5204          32 :                 table_close(transformDesc, AccessShareLock);
    5205             :             }
    5206          32 :             break;
    5207             : 
    5208             :             /*
    5209             :              * There's intentionally no default: case here; we want the
    5210             :              * compiler to warn if a new OCLASS hasn't been handled above.
    5211             :              */
    5212             :     }
    5213             : 
    5214             :     /*
    5215             :      * If a get_object_address representation was requested, make sure we are
    5216             :      * providing one.  We don't check objargs, because many of the cases above
    5217             :      * leave it as NIL.
    5218             :      */
    5219        3398 :     if (objname && *objname == NIL)
    5220           0 :         elog(ERROR, "requested object address for unsupported object class %d: text result \"%s\"",
    5221             :              (int) getObjectClass(object), buffer.data);
    5222             : 
    5223        3398 :     return buffer.data;
    5224             : }
    5225             : 
    5226             : static void
    5227          86 : getOpFamilyIdentity(StringInfo buffer, Oid opfid, List **object)
    5228             : {
    5229             :     HeapTuple   opfTup;
    5230             :     Form_pg_opfamily opfForm;
    5231             :     HeapTuple   amTup;
    5232             :     Form_pg_am  amForm;
    5233             :     char       *schema;
    5234             : 
    5235          86 :     opfTup = SearchSysCache1(OPFAMILYOID, ObjectIdGetDatum(opfid));
    5236          86 :     if (!HeapTupleIsValid(opfTup))
    5237           0 :         elog(ERROR, "cache lookup failed for opfamily %u", opfid);
    5238          86 :     opfForm = (Form_pg_opfamily) GETSTRUCT(opfTup);
    5239             : 
    5240          86 :     amTup = SearchSysCache1(AMOID, ObjectIdGetDatum(opfForm->opfmethod));
    5241          86 :     if (!HeapTupleIsValid(amTup))
    5242           0 :         elog(ERROR, "cache lookup failed for access method %u",
    5243             :              opfForm->opfmethod);
    5244          86 :     amForm = (Form_pg_am) GETSTRUCT(amTup);
    5245             : 
    5246          86 :     schema = get_namespace_name_or_temp(opfForm->opfnamespace);
    5247          86 :     appendStringInfo(buffer, "%s USING %s",
    5248             :                      quote_qualified_identifier(schema,
    5249          86 :                                                 NameStr(opfForm->opfname)),
    5250          86 :                      NameStr(amForm->amname));
    5251             : 
    5252          86 :     if (object)
    5253          12 :         *object = list_make3(pstrdup(NameStr(amForm->amname)),
    5254             :                              pstrdup(schema),
    5255             :                              pstrdup(NameStr(opfForm->opfname)));
    5256             : 
    5257          86 :     ReleaseSysCache(amTup);
    5258          86 :     ReleaseSysCache(opfTup);
    5259          86 : }
    5260             : 
    5261             : /*
    5262             :  * Append the relation identity (quoted qualified name) to the given
    5263             :  * StringInfo.
    5264             :  */
    5265             : static void
    5266        1458 : getRelationIdentity(StringInfo buffer, Oid relid, List **object)
    5267             : {
    5268             :     HeapTuple   relTup;
    5269             :     Form_pg_class relForm;
    5270             :     char       *schema;
    5271             : 
    5272        1458 :     relTup = SearchSysCache1(RELOID,
    5273             :                              ObjectIdGetDatum(relid));
    5274        1458 :     if (!HeapTupleIsValid(relTup))
    5275           0 :         elog(ERROR, "cache lookup failed for relation %u", relid);
    5276        1458 :     relForm = (Form_pg_class) GETSTRUCT(relTup);
    5277             : 
    5278        1458 :     schema = get_namespace_name_or_temp(relForm->relnamespace);
    5279        1458 :     appendStringInfoString(buffer,
    5280        1458 :                            quote_qualified_identifier(schema,
    5281        1458 :                                                       NameStr(relForm->relname)));
    5282        1458 :     if (object)
    5283         928 :         *object = list_make2(schema, pstrdup(NameStr(relForm->relname)));
    5284             : 
    5285        1458 :     ReleaseSysCache(relTup);
    5286        1458 : }
    5287             : 
    5288             : /*
    5289             :  * Auxiliary function to build a TEXT array out of a list of C-strings.
    5290             :  */
    5291             : ArrayType *
    5292        1064 : strlist_to_textarray(List *list)
    5293             : {
    5294             :     ArrayType  *arr;
    5295             :     Datum      *datums;
    5296             :     bool       *nulls;
    5297        1064 :     int         j = 0;
    5298             :     ListCell   *cell;
    5299             :     MemoryContext memcxt;
    5300             :     MemoryContext oldcxt;
    5301             :     int         lb[1];
    5302             : 
    5303             :     /* Work in a temp context; easier than individually pfree'ing the Datums */
    5304        1064 :     memcxt = AllocSetContextCreate(CurrentMemoryContext,
    5305             :                                    "strlist to array",
    5306             :                                    ALLOCSET_DEFAULT_SIZES);
    5307        1064 :     oldcxt = MemoryContextSwitchTo(memcxt);
    5308             : 
    5309        1064 :     datums = (Datum *) palloc(sizeof(Datum) * list_length(list));
    5310        1064 :     nulls = palloc(sizeof(bool) * list_length(list));
    5311             : 
    5312        2776 :     foreach(cell, list)
    5313             :     {
    5314        1712 :         char       *name = lfirst(cell);
    5315             : 
    5316        1712 :         if (name)
    5317             :         {
    5318        1712 :             nulls[j] = false;
    5319        1712 :             datums[j++] = CStringGetTextDatum(name);
    5320             :         }
    5321             :         else
    5322           0 :             nulls[j] = true;
    5323             :     }
    5324             : 
    5325        1064 :     MemoryContextSwitchTo(oldcxt);
    5326             : 
    5327        1064 :     lb[0] = 1;
    5328        1064 :     arr = construct_md_array(datums, nulls, 1, &j,
    5329             :                              lb, TEXTOID, -1, false, 'i');
    5330             : 
    5331        1064 :     MemoryContextDelete(memcxt);
    5332             : 
    5333        1064 :     return arr;
    5334             : }
    5335             : 
    5336             : ObjectType
    5337         582 : get_relkind_objtype(char relkind)
    5338             : {
    5339         582 :     switch (relkind)
    5340             :     {
    5341             :         case RELKIND_RELATION:
    5342             :         case RELKIND_PARTITIONED_TABLE:
    5343         464 :             return OBJECT_TABLE;
    5344             :         case RELKIND_INDEX:
    5345             :         case RELKIND_PARTITIONED_INDEX:
    5346          12 :             return OBJECT_INDEX;
    5347             :         case RELKIND_SEQUENCE:
    5348           4 :             return OBJECT_SEQUENCE;
    5349             :         case RELKIND_VIEW:
    5350         100 :             return OBJECT_VIEW;
    5351             :         case RELKIND_MATVIEW:
    5352           0 :             return OBJECT_MATVIEW;
    5353             :         case RELKIND_FOREIGN_TABLE:
    5354           2 :             return OBJECT_FOREIGN_TABLE;
    5355             : 
    5356             :             /*
    5357             :              * other relkinds are not supported here because they don't map to
    5358             :              * OBJECT_* values
    5359             :              */
    5360             :         default:
    5361           0 :             elog(ERROR, "unexpected relkind: %d", relkind);
    5362             :             return 0;
    5363             :     }
    5364             : }

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