abortIf($this->connection->getDatabasePlatform()->getName() != "mysql"); $this->addSql("ALTER TABLE events ADD start_time TIME NOT NULL, ADD end_time TIME DEFAULT NULL"); } public function down(Schema $schema) { // this down() migration is autogenerated, please modify it to your needs $this->abortIf($this->connection->getDatabasePlatform()->getName() != "mysql"); $this->addSql("ALTER TABLE events DROP start_time, DROP end_time"); } }