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Load FK defs into relcache for use by planner

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Fastpath ignores this if no triggers defined.

Author: Tomas Vondra, with fastpath and comments added by me
Reviewers: David Rowley, Simon Riggs
This commit is contained in:
Simon Riggs
2016-04-07 12:08:33 +01:00
parent f2b1b3079c
commit 015e88942a
7 changed files with 199 additions and 1 deletions
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src/include/utils/rel.h
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@@ -94,6 +94,9 @@ typedef struct RelationData
Oid rd_oidindex; /* OID of unique index on OID, if any */
Oid rd_replidindex; /* OID of replica identity index, if any */
/* data managed by RelationGetFKList: */
List *rd_fkeylist; /* OIDs of foreign keys */
/* data managed by RelationGetIndexAttrBitmap: */
Bitmapset *rd_indexattr; /* identifies columns used in indexes */
Bitmapset *rd_keyattr; /* cols that can be ref'd by foreign keys */