abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on \'mysql\'.'); $this->addSql('ALTER TABLE request ADD status_id INT DEFAULT NULL'); $this->addSql('ALTER TABLE request ADD CONSTRAINT FK_3B978F9F6BF700BD FOREIGN KEY (status_id) REFERENCES request_status (id)'); $this->addSql('CREATE INDEX IDX_3B978F9F6BF700BD ON request (status_id)'); } public function down(Schema $schema) : void { // this down() migration is auto-generated, please modify it to your needs $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on \'mysql\'.'); $this->addSql('ALTER TABLE request DROP FOREIGN KEY FK_3B978F9F6BF700BD'); $this->addSql('DROP INDEX IDX_3B978F9F6BF700BD ON request'); $this->addSql('ALTER TABLE request DROP status_id'); } }