diff options
Diffstat (limited to 'src/backend/optimizer')
| -rw-r--r-- | src/backend/optimizer/path/equivclass.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/backend/optimizer/path/equivclass.c b/src/backend/optimizer/path/equivclass.c index 0f9ecf5ee8b..493a95d26cc 100644 --- a/src/backend/optimizer/path/equivclass.c +++ b/src/backend/optimizer/path/equivclass.c @@ -2664,7 +2664,10 @@ find_derived_clause_for_ec_member(EquivalenceClass *ec, * members on the left side of derived clauses. */ if (rinfo->left_em == em) + { + Assert(rinfo->right_em->em_is_const); return rinfo; + } } return NULL; } |