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pgstat: add pg_stat_have_stats() test helper.

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Will be used by tests committed subsequently.

Bumps catversion (this time for real, the one in 0f96965c65 got lost when
rebasing over 5c279a6d35).

Author: Melanie Plageman <melanieplageman@gmail.com>
Discussion: https://postgr.es/m/CAAKRu_aNxL1WegCa45r=VAViCLnpOU7uNC7bTtGw+=QAPyYivw@mail.gmail.com
This commit is contained in:
Andres Freund
2022-04-07 00:03:58 -07:00
parent 0f96965c65
commit ad401664b8
6 changed files with 39 additions and 1 deletions
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18
src/backend/utils/adt/pgstatfuncs.c
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@ -2394,3 +2394,21 @@ pg_stat_get_subscription_stats(PG_FUNCTION_ARGS)
/* Returns the record as Datum */
PG_RETURN_DATUM(HeapTupleGetDatum(heap_form_tuple(tupdesc, values, nulls)));
}
/*
* Checks for presence of stats for object with provided kind, database oid,
* object oid.
*
* This is useful for tests, but not really anything else. Therefore not
* documented.
*/
Datum
pg_stat_have_stats(PG_FUNCTION_ARGS)
{
char *stats_type = text_to_cstring(PG_GETARG_TEXT_P(0));
Oid dboid = PG_GETARG_OID(1);
Oid objoid = PG_GETARG_OID(2);
PgStat_Kind kind = pgstat_get_kind_from_str(stats_type);
PG_RETURN_BOOL(pgstat_have_entry(kind, dboid, objoid));
}