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Finish implementation of hashed aggregation. Add enable_hashagg GUC

parameter to allow it to be forced off for comparison purposes.
Add ORDER BY clauses to a bunch of regression test queries that will
otherwise produce randomly-ordered output in the new regime.
This commit is contained in:
Tom Lane
2002-11-21 00:42:20 +00:00
parent 2676e11fdf
commit 6c1d4662af
25 changed files with 457 additions and 190 deletions

View File

@ -5,7 +5,7 @@
* command, configuration file, and command line options.
* See src/backend/utils/misc/README for more information.
*
* $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.106 2002/11/15 02:44:57 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/misc/guc.c,v 1.107 2002/11/21 00:42:19 tgl Exp $
*
* Copyright 2000 by PostgreSQL Global Development Group
* Written by Peter Eisentraut <peter_e@gmx.net>.
@ -323,6 +323,10 @@ static struct config_bool
{"enable_sort", PGC_USERSET}, &enable_sort,
true, NULL, NULL
},
{
{"enable_hashagg", PGC_USERSET}, &enable_hashagg,
true, NULL, NULL
},
{
{"enable_nestloop", PGC_USERSET}, &enable_nestloop,
true, NULL, NULL