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Fix planner and rewriter to follow SQL semantics for tables that are

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mentioned in FROM but not elsewhere in the query: such tables should be
joined over anyway.  Aside from being more standards-compliant, this allows
removal of some very ugly hacks for COUNT(*) processing.  Also, allow
HAVING clause without aggregate functions, since SQL does.  Clean up
CREATE RULE statement-list syntax the same way Bruce just fixed the
main stmtmulti production.
CAUTION: addition of a field to RangeTblEntry nodes breaks stored rules;
you will have to initdb if you have any rules.
This commit is contained in:
Tom Lane
1999-10-07 04:23:24 +00:00
parent 4040fcfa78
commit 3eb1c82277
21 changed files with 408 additions and 390 deletions
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4
src/backend/nodes/copyfuncs.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.92 1999/08/21 03:48:57 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.93 1999/10/07 04:23:03 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1316,9 +1316,9 @@ _copyRangeTblEntry(RangeTblEntry *from)
newnode->relid = from->relid;
newnode->inh = from->inh;
newnode->inFromCl = from->inFromCl;
newnode->inJoinSet = from->inJoinSet;
newnode->skipAcl = from->skipAcl;
return newnode;
}