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authorTom Lane <tgl@sss.pgh.pa.us>2011-02-22 19:23:23 -0500
committerTom Lane <tgl@sss.pgh.pa.us>2011-02-22 19:24:40 -0500
commitbdca82f44d0e0168dece56cbd53b54ba142f328f (patch)
tree0a627b98d399ddce7b4523cf1d138e721a860f9d /src/backend/utils/adt/ri_triggers.c
parent1c51c7d5ffd407426f314b2cd317ef77f14efb1f (diff)
downloadpostgresql-bdca82f44d0e0168dece56cbd53b54ba142f328f.tar.gz
postgresql-bdca82f44d0e0168dece56cbd53b54ba142f328f.zip
Add a relkind field to RangeTblEntry to avoid some syscache lookups.
The recent additions for FDW support required checking foreign-table-ness in several places in the parse/plan chain. While it's not clear whether that would really result in a noticeable slowdown, it seems best to avoid any performance risk by keeping a copy of the relation's relkind in RangeTblEntry. That might have some other uses later, anyway. Per discussion.
Diffstat (limited to 'src/backend/utils/adt/ri_triggers.c')
-rw-r--r--src/backend/utils/adt/ri_triggers.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/backend/utils/adt/ri_triggers.c b/src/backend/utils/adt/ri_triggers.c
index 5ef1563d1c9..591d2eb16b0 100644
--- a/src/backend/utils/adt/ri_triggers.c
+++ b/src/backend/utils/adt/ri_triggers.c
@@ -2651,11 +2651,13 @@ RI_Initial_Check(Trigger *trigger, Relation fk_rel, Relation pk_rel)
pkrte = makeNode(RangeTblEntry);
pkrte->rtekind = RTE_RELATION;
pkrte->relid = RelationGetRelid(pk_rel);
+ pkrte->relkind = pk_rel->rd_rel->relkind;
pkrte->requiredPerms = ACL_SELECT;
fkrte = makeNode(RangeTblEntry);
fkrte->rtekind = RTE_RELATION;
fkrte->relid = RelationGetRelid(fk_rel);
+ fkrte->relkind = fk_rel->rd_rel->relkind;
fkrte->requiredPerms = ACL_SELECT;
for (i = 0; i < riinfo.nkeys; i++)