package com.jkcredit.sysnews.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.jkcredit.sysnews.model.po.user.UserPo;

import java.util.Optional;

/**
 * @description:
 * @author: xusonglin
 * @create: 2020/2/27 22:55
 * @version: V1.0
 **/
public interface UserMapper extends BaseMapper<UserPo> {
    Optional<UserPo> getUserByUsername(String username);
}