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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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10
src/backend/optimizer/plan/createplan.c
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@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/plan/createplan.c,v 1.93 2000/06/18 22:44:07 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/plan/createplan.c,v 1.94 2000/07/12 02:37:08 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -66,7 +66,7 @@ static NestLoop *make_nestloop(List *qptlist, List *qpqual, Plan *lefttree,
Plan *righttree);
static HashJoin *make_hashjoin(List *tlist, List *qpqual,
List *hashclauses, Plan *lefttree, Plan *righttree);
static Hash *make_hash(List *tlist, Var *hashkey, Plan *lefttree);
static Hash *make_hash(List *tlist, Node *hashkey, Plan *lefttree);
static MergeJoin *make_mergejoin(List *tlist, List *qpqual,
List *mergeclauses, Plan *righttree, Plan *lefttree);
static void copy_path_costsize(Plan *dest, Path *src);
@ -664,7 +664,7 @@ create_hashjoin_node(HashPath *best_path,
List *hashclauses;
HashJoin *join_node;
Hash *hash_node;
Var *innerhashkey;
Node *innerhashkey;
/*
* NOTE: there will always be exactly one hashclause in the list
@ -694,7 +694,7 @@ create_hashjoin_node(HashPath *best_path,
(Index) 0));
/* Now the righthand op of the sole hashclause is the inner hash key. */
innerhashkey = get_rightop(lfirst(hashclauses));
innerhashkey = (Node *) get_rightop(lfirst(hashclauses));
/*
* Build the hash node and hash join node.
@ -1103,7 +1103,7 @@ make_hashjoin(List *tlist,
}
static Hash *
make_hash(List *tlist, Var *hashkey, Plan *lefttree)
make_hash(List *tlist, Node *hashkey, Plan *lefttree)
{
Hash *node = makeNode(Hash);
Plan *plan = &node->plan;