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Change get_constraint_index() to use pg_constraint.conindid

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It was still using a scan of pg_depend instead of using the conindid
column that has been added since.

Since it is now just a catalog lookup wrapper and not related to
pg_depend, move from pg_depend.c to lsyscache.c.

Reviewed-by: Matthias van de Meent <boekewurm+postgres@gmail.com>
Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us>
Reviewed-by: Michael Paquier <michael@paquier.xyz>
Discussion: https://www.postgresql.org/message-id/flat/4688d55c-9a2e-9a5a-d166-5f24fe0bf8db%40enterprisedb.com
This commit is contained in:
Peter Eisentraut
2020-12-09 15:12:05 +01:00
parent 16c302f512
commit 8b069ef5dc
7 changed files with 29 additions and 75 deletions
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src/include/utils/lsyscache.h
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@@ -96,6 +96,7 @@ extern Oid get_cast_oid(Oid sourcetypeid, Oid targettypeid, bool missing_ok);
extern char *get_collation_name(Oid colloid);
extern bool get_collation_isdeterministic(Oid colloid);
extern char *get_constraint_name(Oid conoid);
extern Oid get_constraint_index(Oid conoid);
extern char *get_language_name(Oid langoid, bool missing_ok);
extern Oid get_opclass_family(Oid opclass);
extern Oid get_opclass_input_type(Oid opclass);