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Move common catalog cache access routines to lsyscache.c

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In passing, move pg_relation_is_publishable next to similar functions.

Suggested-by: Alvaro Herrera
Author: Amit Kapila
Reviewed-by: Hou Zhijie
Discussion: https://postgr.es/m/CAHut+PupQ5UW9A9ut0Yjt21J9tHhx958z5L0k8-9hTYf_NYqxA@mail.gmail.com
This commit is contained in:
Amit Kapila
2022-08-02 10:47:22 +05:30
parent c689baa158
commit 6b24d3f9cc
6 changed files with 127 additions and 128 deletions
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4
src/include/utils/lsyscache.h
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@@ -198,6 +198,10 @@ extern Oid get_index_column_opclass(Oid index_oid, int attno);
extern bool get_index_isreplident(Oid index_oid);
extern bool get_index_isvalid(Oid index_oid);
extern bool get_index_isclustered(Oid index_oid);
extern Oid get_publication_oid(const char *pubname, bool missing_ok);
extern char *get_publication_name(Oid pubid, bool missing_ok);
extern Oid get_subscription_oid(const char *subname, bool missing_ok);
extern char *get_subscription_name(Oid subid, bool missing_ok);
#define type_is_array(typid) (get_element_type(typid) != InvalidOid)
/* type_is_array_domain accepts both plain arrays and domains over arrays */