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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/include/executor/nodeHash.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: nodeHash.h,v 1.24 2002/06/20 20:29:49 momjian Exp $
* $Id: nodeHash.h,v 1.25 2002/11/06 22:31:24 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -36,5 +36,6 @@ extern void ExecChooseHashTableSize(double ntuples, int tupwidth,
int *virtualbuckets,
int *physicalbuckets,
int *numbatches);
extern uint32 ComputeHashFunc(Datum key, int typLen, bool byVal);
#endif /* NODEHASH_H */