addSql('DROP INDEX UNIQ_2D38541277153098 ON accommodation'); $this->addSql('ALTER TABLE accommodation ADD cms_code VARCHAR(16) DEFAULT NULL, CHANGE code calendar_code VARCHAR(16) NOT NULL'); $this->addSql('CREATE UNIQUE INDEX UNIQ_2D3854122583B3CC ON accommodation (calendar_code)'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('DROP INDEX UNIQ_2D3854122583B3CC ON accommodation'); $this->addSql('ALTER TABLE accommodation DROP cms_code, CHANGE calendar_code code VARCHAR(16) NOT NULL'); $this->addSql('CREATE UNIQUE INDEX UNIQ_2D38541277153098 ON accommodation (code)'); } }