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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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4
src/include/nodes/plannodes.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: plannodes.h,v 1.70 2003/11/12 21:15:59 tgl Exp $
* $Id: plannodes.h,v 1.71 2003/11/25 21:00:54 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -350,7 +350,7 @@ typedef struct Unique
typedef struct Hash
{
Plan plan;
List *hashkeys;
/* all other info is in the parent HashJoin node */
} Hash;
/* ----------------