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Fix optimizer and make faster.

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This commit is contained in:
Bruce Momjian
1999-02-12 05:57:08 +00:00
parent 55d0465009
commit 3fdb9bb9c7
15 changed files with 60 additions and 145 deletions
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6
src/backend/optimizer/path/allpaths.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/allpaths.c,v 1.27 1999/02/10 21:02:36 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/allpaths.c,v 1.28 1999/02/12 05:56:49 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -139,7 +139,7 @@ find_rel_paths(Query *root, List *rels)
lastpath = rel->pathlist;
while (lnext(lastpath) != NIL)
lastpath = lnext(lastpath);
prune_rel_path(rel, (Path *) lfirst(lastpath));
set_cheapest(rel, rel->pathlist);
/*
* if there is a qualification of sequential scan the selec. value
@ -223,7 +223,7 @@ find_join_paths(Query *root, List *outer_rels, int levels_needed)
xfunc_trypullup((RelOptInfo *) lfirst(x));
#endif
prune_rel_paths(new_rels);
rels_set_cheapest(new_rels);
if (BushyPlanFlag)
{