diff options
Diffstat (limited to 'src/backend/optimizer/path/indxpath.c')
| -rw-r--r-- | src/backend/optimizer/path/indxpath.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/backend/optimizer/path/indxpath.c b/src/backend/optimizer/path/indxpath.c index 4cabb358abc..601354ea3e0 100644 --- a/src/backend/optimizer/path/indxpath.c +++ b/src/backend/optimizer/path/indxpath.c @@ -3755,7 +3755,8 @@ match_pathkeys_to_index(IndexOptInfo *index, List *pathkeys, { PathKey *pathkey = (PathKey *) lfirst(lc1); bool found = false; - ListCell *lc2; + EquivalenceMemberIterator it; + EquivalenceMember *member; /* Pathkey must request default sort order for the target opfamily */ @@ -3774,9 +3775,10 @@ match_pathkeys_to_index(IndexOptInfo *index, List *pathkeys, * be considered to match more than one pathkey list, which is OK * here. See also get_eclass_for_sort_expr.) */ - foreach(lc2, pathkey->pk_eclass->ec_members) + setup_eclass_member_iterator(&it, pathkey->pk_eclass, + index->rel->relids); + while ((member = eclass_member_iterator_next(&it)) != NULL) { - EquivalenceMember *member = (EquivalenceMember *) lfirst(lc2); int indexcol; /* No possibility of match if it references other relations */ |