getEnvironment() !== 'thetool') return; $sql = "ALTER TABLE `Preorder` ADD INDEX `idx_adb_wohneinheit_id` (`adb_wohneinheit_id`)"; $this->execute($sql); } public function down(): void { if ($this->getEnvironment() !== 'thetool') return; $sql = "ALTER TABLE `Preorder` DROP INDEX `idx_adb_wohneinheit_id`"; $this->execute($sql); } }