addSql('ALTER TABLE `partition` ADD image_id INT NOT NULL'); $this->addSql('ALTER TABLE `partition` ADD CONSTRAINT FK_9EB910E43DA5256D FOREIGN KEY (image_id) REFERENCES image (id)'); $this->addSql('CREATE INDEX IDX_9EB910E43DA5256D ON `partition` (image_id)'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('ALTER TABLE `partition` DROP FOREIGN KEY FK_9EB910E43DA5256D'); $this->addSql('DROP INDEX IDX_9EB910E43DA5256D ON `partition`'); $this->addSql('ALTER TABLE `partition` DROP image_id'); } }