addSql('ALTER TABLE bovine ADD supplier_id INT DEFAULT NULL'); $this->addSql('ALTER TABLE bovine ADD CONSTRAINT FK_2068337F2ADD6D8C FOREIGN KEY (supplier_id) REFERENCES supplier (id)'); $this->addSql('CREATE INDEX IDX_2068337F2ADD6D8C ON bovine (supplier_id)'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('ALTER TABLE bovine DROP CONSTRAINT FK_2068337F2ADD6D8C'); $this->addSql('DROP INDEX IDX_2068337F2ADD6D8C'); $this->addSql('ALTER TABLE bovine DROP supplier_id'); } }