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-rw-r--r--src/include/optimizer/prep.h6
1 files changed, 0 insertions, 6 deletions
diff --git a/src/include/optimizer/prep.h b/src/include/optimizer/prep.h
index 17c44c46b9d..5277e990ed9 100644
--- a/src/include/optimizer/prep.h
+++ b/src/include/optimizer/prep.h
@@ -32,12 +32,6 @@ extern Relids get_relids_in_jointree(Node *jtnode, bool include_joins);
extern Relids get_relids_for_join(Query *query, int joinrelid);
/*
- * prototypes for prepqual.c
- */
-extern Node *negate_clause(Node *node);
-extern Expr *canonicalize_qual(Expr *qual, bool is_check);
-
-/*
* prototypes for preptlist.c
*/
extern List *preprocess_targetlist(PlannerInfo *root);