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Be more realistic about plans involving Materialize nodes: take their

cost into account while planning.
This commit is contained in:
Tom Lane
2002-11-30 05:21:03 +00:00
parent 829cedc8cf
commit 935969415a
19 changed files with 320 additions and 160 deletions

View File

@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: nodeTidscan.h,v 1.9 2002/06/20 20:29:49 momjian Exp $
* $Id: nodeTidscan.h,v 1.10 2002/11/30 05:21:03 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -20,6 +20,7 @@ extern TupleTableSlot *ExecTidScan(TidScan *node);
extern void ExecTidReScan(TidScan *node, ExprContext *exprCtxt, Plan *parent);
extern void ExecEndTidScan(TidScan *node);
extern void ExecTidMarkPos(TidScan *node);
extern void ExecTidRestrPos(TidScan *node);
extern bool ExecInitTidScan(TidScan *node, EState *estate, Plan *parent);
extern int ExecCountSlotsTidScan(TidScan *node);
extern void ExecTidReScan(TidScan *node, ExprContext *exprCtxt, Plan *parent);