package com.muzhi.lz.mapper; import com.baomidou.mybatisplus.core.mapper.BaseMapper; import com.muzhi.lz.entity.EmployeeLz; import com.muzhi.lz.entity.EmployeeLzLizhi; import org.springframework.stereotype.Repository; //在对应的Mapper上面继承基本的类BaseMapper @Repository//代表持久层,或者加入@Mapper注解 public interface EmployeeLzLizhiMapper extends BaseMapper { //所有的CRUD操作都已经编写完成了 }