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Refactor to introduce pg_locale_deterministic().

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Avoids the need of callers to test for NULL, and also avoids the need
to access the pg_locale_t structure directly.

Reviewed-by: Peter Eisentraut, Peter Geoghegan
Discussion: https://postgr.es/m/a581136455c940d7bd0ff482d3a2bd51af25a94f.camel%40j-davis.com
This commit is contained in:
Jeff Davis
2023-02-23 11:17:41 -08:00
parent d87d548cd0
commit 6974a8f768
7 changed files with 25 additions and 17 deletions
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4
src/backend/utils/adt/like.c
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@@ -155,7 +155,7 @@ GenericMatchText(const char *s, int slen, const char *p, int plen, Oid collation
{
pg_locale_t locale = pg_newlocale_from_collation(collation);
if (locale && !locale->deterministic)
if (!pg_locale_deterministic(locale))
ereport(ERROR,
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
errmsg("nondeterministic collations are not supported for LIKE")));
@@ -196,7 +196,7 @@ Generic_Text_IC_like(text *str, text *pat, Oid collation)
else
locale = pg_newlocale_from_collation(collation);
if (locale && !locale->deterministic)
if (!pg_locale_deterministic(locale))
ereport(ERROR,
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
errmsg("nondeterministic collations are not supported for ILIKE")));