diff options
Diffstat (limited to 'src/backend/utils/adt/selfuncs.c')
| -rw-r--r-- | src/backend/utils/adt/selfuncs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/utils/adt/selfuncs.c b/src/backend/utils/adt/selfuncs.c index d35e5605de8..50b588e3d0f 100644 --- a/src/backend/utils/adt/selfuncs.c +++ b/src/backend/utils/adt/selfuncs.c @@ -3408,7 +3408,7 @@ estimate_num_groups_incremental(PlannerInfo *root, List *groupExprs, * for normal cases with GROUP BY or DISTINCT, but it is possible for * corner cases with set operations.) */ - if (groupExprs == NIL || (pgset && list_length(*pgset) < 1)) + if (groupExprs == NIL || (pgset && *pgset == NIL)) return 1.0; /* |