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Phase 2 of hashed-aggregation project. nodeAgg.c now knows how to do

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hashed aggregation, but there's not yet planner support for it.
This commit is contained in:
Tom Lane
2002-11-06 22:31:24 +00:00
parent fc9814d17e
commit 2103b7baa2
12 changed files with 696 additions and 266 deletions
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3
src/backend/nodes/copyfuncs.c
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@@ -15,7 +15,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.215 2002/11/06 00:00:43 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/copyfuncs.c,v 1.216 2002/11/06 22:31:23 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -524,6 +524,7 @@ _copyAgg(Agg *from)
memcpy(newnode->grpColIdx, from->grpColIdx,
from->numCols * sizeof(AttrNumber));
}
newnode->numGroups = from->numGroups;
return newnode;
}

6
src/backend/nodes/outfuncs.c
View File

@@ -5,7 +5,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.177 2002/11/06 00:00:44 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.178 2002/11/06 22:31:24 tgl Exp $
*
* NOTES
* Every (plan) node in POSTGRES has an associated "out" routine which
@@ -597,8 +597,8 @@ _outAgg(StringInfo str, Agg *node)
{
appendStringInfo(str, " AGG ");
_outPlanInfo(str, (Plan *) node);
appendStringInfo(str, " :aggstrategy %d :numCols %d ",
(int) node->aggstrategy, node->numCols);
appendStringInfo(str, " :aggstrategy %d :numCols %d :numGroups %ld ",
(int) node->aggstrategy, node->numCols, node->numGroups);
}
static void