package com.hxzk.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.hxzk.pojo.TbAchor;
import org.apache.ibatis.annotations.Select;

import java.util.List;

public interface AchorDao extends BaseMapper<TbAchor> {

    @Select("SELECT a.* FROM tb_achor AS a,( SELECT anchorid, max( GreateTime ) time FROM tb_achor GROUP BY anchorid ) AS b WHERE a.GreateTime = b.time AND a.anchorid = b.anchorid")
    List<TbAchor>getAnchorInfo_all();
}