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-rw-r--r--src/include/optimizer/clauses.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/optimizer/clauses.h b/src/include/optimizer/clauses.h
index fe241c708dc..1713b70400e 100644
--- a/src/include/optimizer/clauses.h
+++ b/src/include/optimizer/clauses.h
@@ -61,6 +61,8 @@ extern bool contain_subplans(Node *clause);
extern bool contain_mutable_functions(Node *clause);
extern bool contain_volatile_functions(Node *clause);
extern bool contain_nonstrict_functions(Node *clause);
+extern bool contain_leaky_functions(Node *clause);
+
extern Relids find_nonnullable_rels(Node *clause);
extern List *find_nonnullable_vars(Node *clause);
extern List *find_forced_null_vars(Node *clause);