execute($sql); $sql="ALTER TABLE qimall_addons_rebate modify column created_at bigint(20);"; $this->execute($sql); $sql="ALTER TABLE qimall_addons_rebate modify column start_at bigint(20);"; $this->execute($sql); $sql="ALTER TABLE qimall_addons_rebate modify column end_at bigint(20);"; $this->execute($sql); }catch (\Exception $e){ } } /** * {@inheritdoc} */ public function safeDown() { echo "M230517025956AlterQimallAddonsRebate cannot be reverted.\n"; return false; } /* // Use up()/down() to run migration code without a transaction. public function up() { } public function down() { echo "M230517025956AlterQimallAddonsRebate cannot be reverted.\n"; return false; } */ }