migration = $factory; } public function doUpdate(Updater $updater) { $updater->executeMigrations(__FILE__, $this->getMigrations($updater)); } public function getMigrations(Updater $updater) { $alertTableName = Common::prefixTable('alert'); $alertTriggeredTableName = Common::prefixTable('alert_triggered'); return array( $this->migration->db->addColumn('alert', 'ms_teams_webhook_url', 'VARCHAR(500) NULL', 'slack_channel_id'), $this->migration->db->addColumn('alert_triggered', 'ms_teams_webhook_url', 'VARCHAR(500) NULL', 'slack_channel_id'), ); } }