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-rw-r--r--src/include/optimizer/planmain.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/include/optimizer/planmain.h b/src/include/optimizer/planmain.h
index 93137261e48..0b6f0f7969f 100644
--- a/src/include/optimizer/planmain.h
+++ b/src/include/optimizer/planmain.h
@@ -74,6 +74,7 @@ extern void add_vars_to_targetlist(PlannerInfo *root, List *vars,
Relids where_needed);
extern void add_vars_to_attr_needed(PlannerInfo *root, List *vars,
Relids where_needed);
+extern void remove_useless_groupby_columns(PlannerInfo *root);
extern void find_lateral_references(PlannerInfo *root);
extern void rebuild_lateral_attr_needed(PlannerInfo *root);
extern void create_lateral_join_info(PlannerInfo *root);