change_column( $this->get_indexable_table_name(), 'breadcrumb_title', 'text', [ 'null' => true ] ); $this->query( 'DELETE FROM ' . $this->get_indexable_hierarchy_table_name() ); } /** * Migration down. * * @return void */ public function down() { $this->change_column( $this->get_indexable_table_name(), 'breadcrumb_title', 'string', [ 'null' => true, 'limit' => 191, ] ); } /** * Retrieves the table name