Update PdoPgSqlQueryReflector.php

Author: staabm

src/QueryReflection/PdoPgSqlQueryReflector.php

@@ -121,6 +121,7 @@ protected function checkInformationSchema(string $tableName): Iterator
 
         foreach ($result as $row) {
             $default = $row['COLUMN_DEFAULT'] ?? '';
+            /** @var string|null $columnName */
             $columnName = $row['COLUMN_NAME'];
             $isNullable = 'YES' === $row['IS_NULLABLE'];