diff options
Diffstat (limited to 'contrib/postgres_fdw/postgres_fdw.c')
| -rw-r--r-- | contrib/postgres_fdw/postgres_fdw.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/contrib/postgres_fdw/postgres_fdw.c b/contrib/postgres_fdw/postgres_fdw.c index 0803c30a48e..e4e330397ee 100644 --- a/contrib/postgres_fdw/postgres_fdw.c +++ b/contrib/postgres_fdw/postgres_fdw.c @@ -5793,7 +5793,8 @@ find_em_expr_for_rel(EquivalenceClass *ec, RelOptInfo *rel) { EquivalenceMember *em = lfirst(lc_em); - if (bms_is_subset(em->em_relids, rel->relids)) + if (bms_is_subset(em->em_relids, rel->relids) && + !bms_is_empty(em->em_relids)) { /* * If there is more than one equivalence member whose Vars are |