public function getSequenceName($table, $column)
    {
        if (($table === 'ezcontentobject_attribute') && ($column === 'id')) {
            return "{$table}.{$column}";
        }

        if (($table === 'ezcontentclass') && ($column === 'id')) {
            return "{$table}.{$column}";
        }

        if (($table === 'ezcontentclass_attribute') && ($column === 'id')) {
            return "{$table}.{$column}";
        }

        return null;
    }