addSql('ALTER TABLE gamemaster DROP FOREIGN KEY FK_950236C57E7C2E95'); $this->addSql('DROP INDEX UNIQ_950236C57E7C2E95 ON gamemaster'); $this->addSql('ALTER TABLE gamemaster DROP link_to_user_id'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('ALTER TABLE gamemaster ADD link_to_user_id BINARY(16) DEFAULT NULL COMMENT \'(DC2Type:uuid)\''); $this->addSql('ALTER TABLE gamemaster ADD CONSTRAINT FK_950236C57E7C2E95 FOREIGN KEY (link_to_user_id) REFERENCES user (id)'); $this->addSql('CREATE UNIQUE INDEX UNIQ_950236C57E7C2E95 ON gamemaster (link_to_user_id)'); } }