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Implement function-local GUC parameter settings, as per recent discussion.

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There are still some loose ends: I didn't do anything about the SET FROM
CURRENT idea yet, and it's not real clear whether we are happy with the
interaction of SET LOCAL with function-local settings.  The documentation
is a bit spartan, too.
This commit is contained in:
Tom Lane
2007-09-03 00:39:26 +00:00
parent fcfe801ab8
commit 2abae34a2e
23 changed files with 2583 additions and 2151 deletions
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4
src/backend/optimizer/util/clauses.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/optimizer/util/clauses.c,v 1.247 2007/06/23 22:12:50 tgl Exp $
* $PostgreSQL: pgsql/src/backend/optimizer/util/clauses.c,v 1.248 2007/09/03 00:39:15 tgl Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@ -19,6 +19,7 @@
#include "postgres.h"
#include "access/heapam.h"
#include "catalog/pg_aggregate.h"
#include "catalog/pg_language.h"
#include "catalog/pg_operator.h"
@ -2923,6 +2924,7 @@ inline_function(Oid funcid, Oid result_type, List *args,
if (funcform->prolang != SQLlanguageId ||
funcform->prosecdef ||
funcform->proretset ||
!heap_attisnull(func_tuple, Anum_pg_proc_proconfig) ||
funcform->pronargs != list_length(args))
return NULL;