diff --git a/integration-tests/engines.js b/integration-tests/engines.js
index 011af637..eb14d8c4 100644
--- a/integration-tests/engines.js
+++ b/integration-tests/engines.js
@@ -188,8 +188,8 @@ const filterLocal = [
   // filter local testing
   '-MySQL',
   '-MariaDB',
-  '-PostgreSQL',
-  'SQL Server',
+  'PostgreSQL',
+  '-SQL Server',
   '-SQLite',
   '-CockroachDB',
   '-ClickHouse',
diff --git a/packages/tools/src/diffTools.ts b/packages/tools/src/diffTools.ts
index 7b301ea5..73911720 100644
--- a/packages/tools/src/diffTools.ts
+++ b/packages/tools/src/diffTools.ts
@@ -358,6 +358,7 @@ function testEqualColumnRefs(a: ColumnReference[], b: ColumnReference[], opts: D
     if (!testEqualNames(a[i].columnName, b[i].columnName, opts)) return false;
     if (!testEqualNames(a[i].refColumnName, b[i].refColumnName, opts)) return false;
   }
+  return true;
 }
 
 function testEqualPrimaryKeys(a: PrimaryKeyInfo, b: PrimaryKeyInfo, opts: DbDiffOptions) {