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Clean up cost_sort some more: most callers were double-counting

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the cost of reading the source data.
This commit is contained in:
Tom Lane
1999-05-01 19:47:42 +00:00
parent 87d95ca04d
commit 605d84941d
4 changed files with 20 additions and 26 deletions
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4
src/backend/optimizer/plan/createplan.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/plan/createplan.c,v 1.51 1999/04/30 04:04:27 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/plan/createplan.c,v 1.52 1999/05/01 19:47:40 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1106,7 +1106,7 @@ make_sort(List *tlist, Oid nonameid, Plan *lefttree, int keycount)
Plan *plan = &node->plan;
copy_costsize(plan, lefttree);
plan->cost += cost_sort(NULL, plan->plan_size, plan->plan_width, true);
plan->cost += cost_sort(NULL, plan->plan_size, plan->plan_width);
plan->state = (EState *) NULL;
plan->targetlist = tlist;
plan->qual = NIL;