hust-epi/whepi-web/src/main/java/com/bofeng/dao/BuyMapper.java

package com.bofeng.dao;

import com.baomidou.mybatisplus.mapper.BaseMapper;
import com.bofeng.entity.Buy;
import com.bofeng.entity.JmTuangou;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.springframework.stereotype.Repository;

import java.util.List;

@Mapper
@Repository
public interface BuyMapper extends BaseMapper<Buy> {

  List<JmTuangou> group(@Param("userId") Long userId);

  List<Buy> MyGroup(@Param("userId") Long userId);
}