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Get rid of hashkeys field of Hash plan node, since it's redundant with

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the hashclauses field of the parent HashJoin.  This avoids problems with
duplicated links to SubPlans in hash clauses, as per report from
Andrew Holm-Hansen.
This commit is contained in:
Tom Lane
2003-11-25 21:00:54 +00:00
parent 38ba28e5c1
commit a64846f3ad
8 changed files with 31 additions and 66 deletions
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3
src/backend/executor/nodeHash.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/executor/nodeHash.c,v 1.79 2003/08/04 02:39:59 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/executor/nodeHash.c,v 1.80 2003/11/25 21:00:52 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -113,6 +113,7 @@ ExecInitHash(Hash *node, EState *estate)
hashstate->ps.plan = (Plan *) node;
hashstate->ps.state = estate;
hashstate->hashtable = NULL;
hashstate->hashkeys = NIL; /* will be set by parent HashJoin */
/*
* Miscellaneous initialization