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Optimizer cleanup.

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This commit is contained in:
Bruce Momjian
1999-02-06 17:29:30 +00:00
parent ead64f317b
commit a553760845
6 changed files with 22 additions and 21 deletions
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3
src/backend/nodes/equalfuncs.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.23 1999/02/04 01:46:54 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/equalfuncs.c,v 1.24 1999/02/06 17:29:25 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -344,7 +344,6 @@ _equalPath(Path *a, Path *b)
if (a->p_ordering.ord.sortop == NULL ||
b->p_ordering.ord.sortop == NULL)
{
if (a->p_ordering.ord.sortop != b->p_ordering.ord.sortop)
return false;
}

4
src/backend/optimizer/path/joinutils.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/joinutils.c,v 1.9 1999/02/03 21:16:27 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/joinutils.c,v 1.10 1999/02/06 17:29:26 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -218,7 +218,7 @@ match_paths_joinkeys(List *joinkeys,
key_match = every_func(joinkeys, path->keys, which_subkey);
if (equal_path_path_ordering(ordering,
if (equal_path_ordering(ordering,
&path->p_ordering) &&
length(joinkeys) == length(path->keys) &&
key_match)

4
src/backend/optimizer/path/mergeutils.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/mergeutils.c,v 1.12 1999/02/04 03:19:09 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/Attic/mergeutils.c,v 1.13 1999/02/06 17:29:26 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -115,7 +115,7 @@ match_order_mergeinfo(PathOrder *ordering, List *mergeinfo_list)
xmergeorder = mergeinfo->m_ordering;
if ((ordering->ordtype == MERGE_ORDER &&
equal_merge_merge_ordering(ordering->ord.merge, xmergeorder)) ||
equal_merge_ordering(ordering->ord.merge, xmergeorder)) ||
(ordering->ordtype == SORTOP_ORDER &&
equal_path_merge_ordering(ordering->ord.sortop, xmergeorder)))
{

16
src/backend/optimizer/util/ordering.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/Attic/ordering.c,v 1.10 1999/02/05 19:59:30 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/Attic/ordering.c,v 1.11 1999/02/06 17:29:27 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -21,12 +21,12 @@
static bool equal_sortops_order(Oid *ordering1, Oid *ordering2);
/*
* equal-path-path-ordering--
* equal-path-ordering--
* Returns t iff two path orderings are equal.
*
*/
bool
equal_path_path_ordering(PathOrder *path_ordering1,
equal_path_ordering(PathOrder *path_ordering1,
PathOrder *path_ordering2)
{
if (path_ordering1 == path_ordering2)
@ -83,20 +83,22 @@ equal_path_merge_ordering(Oid *path_ordering,
}
/*
* equal-merge-merge-ordering--
* equal-merge-ordering--
* Returns t iff two merge orderings are equal.
*
*/
bool
equal_merge_merge_ordering(MergeOrder *merge_ordering1,
equal_merge_ordering(MergeOrder *merge_ordering1,
MergeOrder *merge_ordering2)
{
return equal(merge_ordering1, merge_ordering2);
}
/*****************************************************************************
/*
* sortops
*
*****************************************************************************/
*/
/*
* equal_sort_ops_order -

4
src/backend/optimizer/util/pathnode.c
View File

@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/pathnode.c,v 1.18 1999/02/04 19:20:12 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/util/pathnode.c,v 1.19 1999/02/06 17:29:27 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -165,7 +165,7 @@ better_path(Path *new_path, List *unique_paths, bool *noOther)
path = (Path *) lfirst(temp);
if (samekeys(path->keys, new_path->keys) &&
equal_path_path_ordering(&path->p_ordering,
equal_path_ordering(&path->p_ordering,
&new_path->p_ordering))
{
old_path = path;

6
src/include/optimizer/ordering.h
View File

@ -6,7 +6,7 @@
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: ordering.h,v 1.9 1998/09/01 04:37:12 momjian Exp $
* $Id: ordering.h,v 1.10 1999/02/06 17:29:30 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -15,11 +15,11 @@
#include <nodes/relation.h>
extern bool equal_path_path_ordering(PathOrder *path_ordering1,
extern bool equal_path_ordering(PathOrder *path_ordering1,
PathOrder *path_ordering2);
extern bool equal_path_merge_ordering(Oid *path_ordering,
MergeOrder *merge_ordering);
extern bool equal_merge_merge_ordering(MergeOrder *merge_ordering1,
extern bool equal_merge_ordering(MergeOrder *merge_ordering1,
MergeOrder *merge_ordering2);
#endif /* ORDERING_H */