db->query( 'ALTER TABLE ' . $this->db->escape_identifiers($this->config->item('table_name')) . ' CHANGE COL_AWARD_SUMMITED COL_AWARD_SUBMITTED VARCHAR(255)' ); } public function down() { $this->db->query( 'ALTER TABLE ' . $this->db->escape_identifiers($this->config->item('table_name')) . ' CHANGE COL_AWARD_SUBMITTED COL_AWARD_SUMMITED VARCHAR(255)' ); } }