Update PdoPgSqlQueryReflector.php

Author: staabm

src/QueryReflection/PdoPgSqlQueryReflector.php

@@ -122,6 +122,9 @@ protected function checkInformationSchema(string $tableName): Iterator
         foreach ($result as $row) {
             $default = $row['COLUMN_DEFAULT'] ?? '';
             $columnName = $row['COLUMN_NAME'];
+            if ($columnName === null) {
+                throw new ShouldNotHappenException('Failed to get column name');
+            }
             $isNullable = 'YES' === $row['IS_NULLABLE'];
 
             if (! $isNullable) {