addSql(<<<'SQL' CREATE UNIQUE INDEX UNIQ_77575DA759D8A214E308AC6F ON input_recipe_material (recipe_id, material_id) SQL); $this->addSql(<<<'SQL' CREATE UNIQUE INDEX UNIQ_CB0D94B259D8A214E308AC6F ON output_recipe_material (recipe_id, material_id) SQL); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql(<<<'SQL' DROP INDEX UNIQ_77575DA759D8A214E308AC6F ON input_recipe_material SQL); $this->addSql(<<<'SQL' DROP INDEX UNIQ_CB0D94B259D8A214E308AC6F ON output_recipe_material SQL); } }