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First stage of reclaiming memory in executor by resetting short-term

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memory contexts.  Currently, only leaks in expressions executed as
quals or projections are handled.  Clean up some old dead cruft in
executor while at it --- unused fields in state nodes, that sort of thing.
This commit is contained in:
Tom Lane
2000-07-12 02:37:39 +00:00
parent 46fb9c29e2
commit badce86a2c
53 changed files with 1536 additions and 1584 deletions
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12
src/include/executor/nodeHash.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: nodeHash.h,v 1.16 2000/04/18 05:43:00 tgl Exp $
* $Id: nodeHash.h,v 1.17 2000/07/12 02:37:30 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -25,10 +25,12 @@ extern int ExecCountSlotsHash(Hash *node);
extern void ExecEndHash(Hash *node);
extern HashJoinTable ExecHashTableCreate(Hash *node);
extern void ExecHashTableDestroy(HashJoinTable hashtable);
extern void ExecHashTableInsert(HashJoinTable hashtable, ExprContext *econtext,
Var *hashkey);
extern int ExecHashGetBucket(HashJoinTable hashtable, ExprContext *econtext,
Var *hashkey);
extern void ExecHashTableInsert(HashJoinTable hashtable,
ExprContext *econtext,
Node *hashkey);
extern int ExecHashGetBucket(HashJoinTable hashtable,
ExprContext *econtext,
Node *hashkey);
extern HeapTuple ExecScanHashBucket(HashJoinState *hjstate, List *hjclauses,
ExprContext *econtext);
extern void ExecHashTableReset(HashJoinTable hashtable, long ntuples);