package com.izouma.nineth.repo; import com.izouma.nineth.domain.UserToken; import org.springframework.data.jpa.repository.JpaRepository; import org.springframework.data.jpa.repository.Modifying; import javax.transaction.Transactional; import java.util.Optional; public interface UserTokenRepo extends JpaRepository { @Modifying @Transactional int deleteByUserId(Long userId); Optional findFirstByToken(String token); }