addSql('ALTER TABLE booking_edit_draft ADD travel_date DATE NOT NULL COMMENT \'(DC2Type:date_immutable)\''); $this->addSql('CREATE INDEX IDX_DRAFT_TRAVEL_DATE ON booking_edit_draft (travel_date)'); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql('DROP INDEX IDX_DRAFT_TRAVEL_DATE ON booking_edit_draft'); $this->addSql('ALTER TABLE booking_edit_draft DROP travel_date'); } }