diff options
Diffstat (limited to 'src/backend/optimizer/util/var.c')
| -rw-r--r-- | src/backend/optimizer/util/var.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/backend/optimizer/util/var.c b/src/backend/optimizer/util/var.c index a0668c9615b..db9a1164ad3 100644 --- a/src/backend/optimizer/util/var.c +++ b/src/backend/optimizer/util/var.c @@ -600,7 +600,9 @@ pull_var_clause_walker(Node *node, pull_var_clause_context *context) * hasSubLinks = TRUE, so this is only relevant to un-flattened subqueries. * * NOTE: this is used on not-yet-planned expressions. We do not expect it - * to be applied directly to a Query node. + * to be applied directly to the whole Query, so if we see a Query to start + * with, we do want to increment sublevels_up (this occurs for LATERAL + * subqueries). */ Node * flatten_join_alias_vars(PlannerInfo *root, Node *node) |