diff options
Diffstat (limited to 'src/backend/rewrite/rewriteManip.c')
| -rw-r--r-- | src/backend/rewrite/rewriteManip.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/backend/rewrite/rewriteManip.c b/src/backend/rewrite/rewriteManip.c index 191f2dc0b1d..b20625fbd2b 100644 --- a/src/backend/rewrite/rewriteManip.c +++ b/src/backend/rewrite/rewriteManip.c @@ -1141,7 +1141,8 @@ AddInvertedQual(Query *parsetree, Node *qual) /* * add_nulling_relids() finds Vars and PlaceHolderVars that belong to any * of the target_relids, and adds added_relids to their varnullingrels - * and phnullingrels fields. + * and phnullingrels fields. If target_relids is NULL, all level-zero + * Vars and PHVs are modified. */ Node * add_nulling_relids(Node *node, @@ -1170,7 +1171,8 @@ add_nulling_relids_mutator(Node *node, Var *var = (Var *) node; if (var->varlevelsup == context->sublevels_up && - bms_is_member(var->varno, context->target_relids)) + (context->target_relids == NULL || + bms_is_member(var->varno, context->target_relids))) { Relids newnullingrels = bms_union(var->varnullingrels, context->added_relids); @@ -1188,7 +1190,8 @@ add_nulling_relids_mutator(Node *node, PlaceHolderVar *phv = (PlaceHolderVar *) node; if (phv->phlevelsup == context->sublevels_up && - bms_overlap(phv->phrels, context->target_relids)) + (context->target_relids == NULL || + bms_overlap(phv->phrels, context->target_relids))) { Relids newnullingrels = bms_union(phv->phnullingrels, context->added_relids); |