LCOV - code coverage report
Current view: top level - src/include/access - valid.h (source / functions) Hit Total Coverage
Test: PostgreSQL 17devel Lines: 12 13 92.3 %
Date: 2024-02-22 01:11:03 Functions: 1 1 100.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /*-------------------------------------------------------------------------
       2             :  *
       3             :  * valid.h
       4             :  *    POSTGRES tuple qualification validity definitions.
       5             :  *
       6             :  *
       7             :  * Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
       8             :  * Portions Copyright (c) 1994, Regents of the University of California
       9             :  *
      10             :  * src/include/access/valid.h
      11             :  *
      12             :  *-------------------------------------------------------------------------
      13             :  */
      14             : #ifndef VALID_H
      15             : #define VALID_H
      16             : 
      17             : #include "access/htup.h"
      18             : #include "access/htup_details.h"
      19             : #include "access/skey.h"
      20             : #include "access/tupdesc.h"
      21             : 
      22             : /*
      23             :  *      HeapKeyTest
      24             :  *
      25             :  *      Test a heap tuple to see if it satisfies a scan key.
      26             :  */
      27             : static inline bool
      28    60104122 : HeapKeyTest(HeapTuple tuple, TupleDesc tupdesc, int nkeys, ScanKey keys)
      29             : {
      30    60104122 :     int         cur_nkeys = nkeys;
      31    60104122 :     ScanKey     cur_key = keys;
      32             : 
      33    60880300 :     for (; cur_nkeys--; cur_key++)
      34             :     {
      35             :         Datum       atp;
      36             :         bool        isnull;
      37             :         Datum       test;
      38             : 
      39    60446408 :         if (cur_key->sk_flags & SK_ISNULL)
      40    59670230 :             return false;
      41             : 
      42    60446408 :         atp = heap_getattr(tuple, cur_key->sk_attno, tupdesc, &isnull);
      43             : 
      44    60446408 :         if (isnull)
      45           0 :             return false;
      46             : 
      47    60446408 :         test = FunctionCall2Coll(&cur_key->sk_func,
      48             :                                  cur_key->sk_collation,
      49             :                                  atp, cur_key->sk_argument);
      50             : 
      51    60446408 :         if (!DatumGetBool(test))
      52    59670230 :             return false;
      53             :     }
      54             : 
      55      433892 :     return true;
      56             : }
      57             : 
      58             : #endif                          /* VALID_H */

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