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Code Issues Releases Wiki Activity

Matching clauses to functional indices was broken, now fixed.

This commit is contained in:
Vadim B. Mikheev 1998-07-31 15:10:40 +00:00
parent f73fc6eb29
commit 83d3626b1f
1 changed files with 7 additions and 7 deletions
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14
src/backend/optimizer/path/indxpath.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/indxpath.c,v 1.18 1998/07/27 19:37:58 vadim Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/indxpath.c,v 1.19 1998/07/31 15:10:40 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@ -405,10 +405,10 @@ group_clauses_by_indexkey(RelOptInfo *rel,
int curIndxKey;
Oid curClass;
if (clauseinfo_list == NIL)
if (clauseinfo_list == NIL || indexkeys[0] == 0)
return NIL;
while (!DoneMatchingIndexKeys(indexkeys, index))
do
{
List *tempgroup = NIL;
@ -438,7 +438,7 @@ group_clauses_by_indexkey(RelOptInfo *rel,
indexkeys++;
classes++;
}
} while (!DoneMatchingIndexKeys(indexkeys, index));
/* clausegroup holds all matched clauses ordered by indexkeys */
@ -469,10 +469,10 @@ group_clauses_by_ikey_for_joins(RelOptInfo *rel,
Oid curClass;
bool jfound = false;
if (join_cinfo_list == NIL)
if (join_cinfo_list == NIL || indexkeys[0] == 0)
return NIL;
while (!DoneMatchingIndexKeys(indexkeys, index))
do
{
List *tempgroup = NIL;
@ -518,7 +518,7 @@ group_clauses_by_ikey_for_joins(RelOptInfo *rel,
indexkeys++;
classes++;
}
} while (!DoneMatchingIndexKeys(indexkeys, index));
/* clausegroup holds all matched clauses ordered by indexkeys */