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authorTom Lane <tgl@sss.pgh.pa.us>2002-11-30 00:08:22 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2002-11-30 00:08:22 +0000
commitddb2d78de0172b1f3a00c8e3bf35345af9952f43 (patch)
tree75aaa2922e21b78514cd592241c1718a2e6a4ba8 /src/backend/optimizer/plan/subselect.c
parentf68f11928d5c791873073c882775dae10283ff49 (diff)
Upgrade planner and executor to allow multiple hash keys for a hash join,
instead of only one. This should speed up planning (only one hash path to consider for a given pair of relations) as well as allow more effective hashing, when there are multiple hashable joinclauses.
Diffstat (limited to 'src/backend/optimizer/plan/subselect.c')
-rw-r--r--src/backend/optimizer/plan/subselect.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/optimizer/plan/subselect.c b/src/backend/optimizer/plan/subselect.c
index 5b171fb819a..61476a65604 100644
--- a/src/backend/optimizer/plan/subselect.c
+++ b/src/backend/optimizer/plan/subselect.c
@@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
- * $Header: /cvsroot/pgsql/src/backend/optimizer/plan/subselect.c,v 1.56 2002/11/26 03:01:58 tgl Exp $
+ * $Header: /cvsroot/pgsql/src/backend/optimizer/plan/subselect.c,v 1.57 2002/11/30 00:08:18 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -677,7 +677,7 @@ SS_finalize_plan(Plan *plan, List *rtable)
break;
case T_Hash:
- finalize_primnode(((Hash *) plan)->hashkey,
+ finalize_primnode((Node *) ((Hash *) plan)->hashkeys,
&results);
break;