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Fix a bunch of bad interactions between partial indexes and the new

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planning logic for bitmap indexscans.  Partial indexes create corner
cases in which a scan might be done with no explicit index qual conditions,
and the code wasn't handling those cases nicely.  Also be a little
tenser about eliminating redundant clauses in the generated plan.
Per report from Dmitry Karasik.
This commit is contained in:
Tom Lane
2005-07-28 20:26:22 +00:00
parent 3535cb827a
commit a4ca842319
9 changed files with 399 additions and 83 deletions
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12
src/include/nodes/pg_list.h
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@@ -30,7 +30,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/nodes/pg_list.h,v 1.51 2004/12/31 22:03:34 pgsql Exp $
* $PostgreSQL: pgsql/src/include/nodes/pg_list.h,v 1.52 2005/07/28 20:26:22 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -224,6 +224,16 @@ extern List *list_difference_ptr(List *list1, List *list2);
extern List *list_difference_int(List *list1, List *list2);
extern List *list_difference_oid(List *list1, List *list2);
extern List *list_append_unique(List *list, void *datum);
extern List *list_append_unique_ptr(List *list, void *datum);
extern List *list_append_unique_int(List *list, int datum);
extern List *list_append_unique_oid(List *list, Oid datum);
extern List *list_concat_unique(List *list1, List *list2);
extern List *list_concat_unique_ptr(List *list1, List *list2);
extern List *list_concat_unique_int(List *list1, List *list2);
extern List *list_concat_unique_oid(List *list1, List *list2);
extern void list_free(List *list);
extern void list_free_deep(List *list);