0001-Add-Assert-in-find_derived_clause_for_ec_me-20250225.patch
text/x-patch
Filename: 0001-Add-Assert-in-find_derived_clause_for_ec_me-20250225.patch
Type: text/x-patch
Part: 0
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Format: format-patch
Series: patch 0001
Subject: Add Assert in find_derived_clause_for_ec_member()
| File | + | − |
|---|---|---|
| src/backend/optimizer/path/equivclass.c | 3 | 0 |
From b374c889e646fffac56785cb79031fd172a40b11 Mon Sep 17 00:00:00 2001
From: Ashutosh Bapat <ashutosh.bapat.oss@gmail.com>
Date: Thu, 20 Feb 2025 11:45:28 +0530
Subject: [PATCH 1/2] Add Assert in find_derived_clause_for_ec_member()
find_derived_clause_for_ec_member() should find a clause of equating the given
EM to a constant. Assert the same.
Author: Ashutosh Bapat
---
src/backend/optimizer/path/equivclass.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/backend/optimizer/path/equivclass.c b/src/backend/optimizer/path/equivclass.c
index 0f9ecf5ee8b..493a95d26cc 100644
--- a/src/backend/optimizer/path/equivclass.c
+++ b/src/backend/optimizer/path/equivclass.c
@@ -2664,7 +2664,10 @@ find_derived_clause_for_ec_member(EquivalenceClass *ec,
* members on the left side of derived clauses.
*/
if (rinfo->left_em == em)
+ {
+ Assert(rinfo->right_em->em_is_const);
return rinfo;
+ }
}
return NULL;
}
base-commit: 363a6e8c6fcf9f3e19fe673ae02554645974a388
--
2.34.1