原文网址:MyBatis-Plus--在xml中应用wrapper的办法_IT利刃出鞘的博客-CSDN博客
简介
本文介绍MyBatis-Plus如何在xml中应用wrapper。
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Service
QueryWrapper<T> wrapper = new QueryWrapper<T>();wrapper.eq("r.room_id", vo.getRoomId());wrapper.in("r.meet_date", dates);List<ReserveRoom> list = reserveRoomService.query(wrapper);
Mapper
IPage<ReserveRoom> query(Page page, @Param("ew) Wrapper<T> wrapper);
XML
<select id="query" resultType="com.abc.purchase.entity.ReserveRoom"> SELECT r.* FROM reserve_room r LEFT JOIN person_info p ON r.person_id = p.id <if test="ew != null"> ${ew.customSqlSegment} </if></select>