IM/src/main/java/com/zhentao/user/service/UserRepository.java

package com.zhentao.user.service;


import com.zhentao.user.domain.UserLogin;
import org.springframework.data.jpa.repository.JpaRepository;

import java.util.Optional;

public interface UserRepository extends JpaRepository<UserLogin, Long> {
    Optional<UserLogin> findByEmail(String email);

}