mec/mec-biz/src/main/resources/config/mybatis/MusicGroupNewsMapper.xml

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<!--
这个文件是自动生成的。
不要修改此文件。所有改动将在下次重新自动生成时丢失。
-->
<mapper namespace="com.ym.mec.biz.dal.dao.MusicGroupNewsDao">
	
	<resultMap type="com.ym.mec.biz.dal.entity.MusicGroupNews" id="MusicGroupNews">
		<result column="id_" property="id" />
		<result column="title_" property="title" />
		<result column="status_" property="status" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
		<result column="link_url_" property="linkUrl" />
		<result column="order_" property="order" />
		<result column="music_group_id_" property="musicGroupId" />
		<result column="author_" property="author" />
		<result column="operator_id_" property="operatorId" />
		<result column="real_name_" property="operatorName" />
		<result column="create_time_" property="createTime" />
		<result column="update_time_" property="updateTime" />
	</resultMap>
	
	<!-- 根据主键查询一条记录 -->
	<select id="get" resultMap="MusicGroupNews" >
		SELECT * FROM music_group_news WHERE id_ = #{id} 
	</select>
	
	<!-- 全查询 -->
	<select id="findAll" resultMap="MusicGroupNews">
		SELECT * FROM music_group_news ORDER BY id_
	</select>
	
	<!-- 向数据库增加一条记录 -->
	<insert id="insert" parameterType="com.ym.mec.biz.dal.entity.MusicGroupNews" useGeneratedKeys="true" keyColumn="id" keyProperty="id">
		INSERT INTO music_group_news (title_,status_,link_url_,order_,music_group_id_,author_,operator_id_,create_time_,update_time_)
		VALUES(#{title},#{status,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},#{linkUrl},#{order},#{musicGroupId},#{author},#{operatorId},NOW(),NOW())
	</insert>
	
	<!-- 根据主键查询一条记录 -->
	<update id="update" parameterType="com.ym.mec.biz.dal.entity.MusicGroupNews">
		UPDATE music_group_news <set>
		<if test="operatorId != null">
		operator_id_ = #{operatorId},
		</if>
		<if test="status != null">
		status_ = #{status,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},
		</if>
		<if test="author != null">
		author_ = #{author},
		</if>
		<if test="title != null">
		title_ = #{title},
		</if>
		<if test="linkUrl != null">
		link_url_ = #{linkUrl},
		</if>
		<if test="order != null">
		order_ = #{order},
		</if>
		<if test="musicGroupId != null">
		music_group_id_ = #{musicGroupId},
		</if>
		update_time_ = NOW()
		</set> WHERE id_ = #{id}
	</update>
	
	<!-- 根据主键删除一条记录 -->
	<delete id="delete" >
		DELETE FROM music_group_news WHERE id_ = #{id} 
	</delete>
	
	<!-- 分页查询 -->
	<select id="queryPage" resultMap="MusicGroupNews" parameterType="map">
		SELECT mgn.*,su.real_name_ FROM music_group_news mgn
		LEFT JOIN sys_user su ON  su.id_ = mgn.operator_id_
		<where>
			<if test="search != null and search != ''">
				mgn.music_group_id_ = #{search}
			</if>
			<if test="musicGroupId != null and musicGroupId != ''">
				mgn.music_group_id_ = #{musicGroupId}
			</if>
		</where>
		ORDER BY mgn.id_ DESC
		<include refid="global.limit"/>
	</select>
	
	<!-- 查询当前表的总记录数 -->
	<select id="queryCount" resultType="int">
		SELECT COUNT(mgn.id_) FROM music_group_news mgn
		<where>
			<if test="search != null and search != ''">
				mgn.music_group_id_ = #{search}
			</if>
			<if test="musicGroupId != null and musicGroupId != ''">
				mgn.music_group_id_ = #{musicGroupId}
			</if>
		</where>
	</select>
</mapper>