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Determine the set of constraints applied to a domain at executor

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startup, not in the parser; this allows ALTER DOMAIN to work correctly
with domain constraint operations stored in rules.  Rod Taylor;
code review by Tom Lane.
This commit is contained in:
Tom Lane
2003-02-03 21:15:45 +00:00
parent 464598b637
commit 3752e85bad
24 changed files with 524 additions and 339 deletions
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10
src/backend/optimizer/path/clausesel.c
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@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/clausesel.c,v 1.56 2003/01/28 22:13:29 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/clausesel.c,v 1.57 2003/02/03 21:15:44 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -540,6 +540,14 @@ clause_selectivity(Query *root,
varRelid,
jointype);
}
else if (IsA(clause, CoerceToDomain))
{
/* Not sure this case is needed, but it can't hurt */
s1 = clause_selectivity(root,
(Node *) ((CoerceToDomain *) clause)->arg,
varRelid,
jointype);
}
#ifdef SELECTIVITY_DEBUG
elog(DEBUG3, "clause_selectivity: s1 %f", s1);