mec/mec-biz/src/main/resources/config/mybatis/SysExamSongMapper.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.SysExamSongDao">
	
	<resultMap type="com.ym.mec.biz.dal.entity.SysExamSong" id="SysExamSong">
		<result column="id_" property="id" />
		<result column="name_" property="name" />
		<result column="type_" property="type" typeHandler="com.ym.mec.common.dal.CustomEnumTypeHandler"/>
		<result column="subject_ids_" property="subjectIds" />
		<result column="subject_names_" property="subjectNames" />
		<result column="speed_" property="speed" />
		<result column="url_" property="url" />
		<result column="create_user_id_" property="createUserId" />
		<result column="create_user_name_" property="createUserName" />
		<result column="del_flag_" property="delFlag" />
		<result column="update_time_" property="updateTime" />
		<result column="create_time_" property="createTime" />
	</resultMap>
	
	<!-- 根据主键查询一条记录 -->
	<select id="get" resultMap="SysExamSong" >
		SELECT * FROM sys_exam_song WHERE id_ = #{id} 
	</select>
	
	<!-- 全查询 -->
	<select id="findAll" resultMap="SysExamSong">
		SELECT * FROM sys_exam_song ORDER BY id_
	</select>
	
	<!-- 向数据库增加一条记录 -->
	<insert id="insert" parameterType="com.ym.mec.biz.dal.entity.SysExamSong" useGeneratedKeys="true" keyColumn="id" keyProperty="id">
		INSERT INTO sys_exam_song (name_,type_,subject_ids_,speed_,url_,create_user_id_,update_time_,create_time_)
		VALUES(#{name},#{type,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},#{subjectIds},#{speed},#{url},#{createUserId},NOW(),NOW())
	</insert>
	
	<!-- 根据主键查询一条记录 -->
	<update id="update" parameterType="com.ym.mec.biz.dal.entity.SysExamSong">
		UPDATE sys_exam_song
		<set>
		<if test="delFlag != null">
		del_flag_ = #{delFlag},
		</if>
		<if test="createUserId != null">
		create_user_id_ = #{createUserId},
		</if>
		<if test="url != null and url != ''">
		url_ = #{url},
		</if>
		<if test="subjectIds != null and subjectIds != ''">
		subject_ids_ = #{subjectIds},
		</if>
		<if test="type != null">
		type_ = #{type,typeHandler=com.ym.mec.common.dal.CustomEnumTypeHandler},
		</if>
		<if test="name != null and name != ''">
		name_ = #{name},
		</if>
		<if test="speed != null">
		speed_ = #{speed},
		</if>
		update_time_ = NOW()
		</set>
		 WHERE id_ = #{id}
	</update>
	
	<!-- 根据主键删除一条记录 -->
	<update id="delete" >
		UPDATE sys_exam_song SET del_flag_ = 1 WHERE id_ = #{id}
	</update>
	<sql id="queryPageSql">
		<where>
			ses.del_flag_ = 0
			<if test="search != null and search != ''">
				AND (ses.id_ = #{search} OR ses.name_ LIKE CONCAT('%',#{search},'%'))
			</if>
			<if test="type != null and type == 'COMMON'">
				AND ses.type_ = #{type}
			</if>
			<if test="type != null and type == 'ALL'">
				<if test="createUserId != null">
					AND (ses.type_ = 'COMMON' OR (ses.create_user_id_ = #{createUserId} AND ses.type_ = 'PERSON'))
				</if>
			</if>
			<if test="type != null and type == 'PERSON'">
				<if test="createUserId != null">
					AND ses.type_ = #{type} AND ses.create_user_id_ = #{createUserId}
				</if>
				<if test="createUserId == null">
					AND ses.type_ = #{type}
				</if>
			</if>
			<if test="type == null or type == ''">
				<if test="createUserId != null">
					AND ses.create_user_id_ = #{createUserId}
				</if>
			</if>
			<if test="subjectId != null">
				AND FIND_IN_SET(#{subjectId},ses.subject_ids_)
			</if>
		</where>
	</sql>
	<!-- 分页查询 -->
	<select id="queryPage" resultMap="SysExamSong" parameterType="map">
		SELECT ses.*,GROUP_CONCAT(s.name_) subject_names_,su.real_name_ create_user_name_ FROM sys_exam_song ses
		LEFT JOIN sys_user su ON ses.create_user_id_ = su.id_
		LEFT JOIN `subject` s ON FIND_IN_SET(s.id_,ses.subject_ids_)
		<include refid="queryPageSql"/>
		GROUP BY ses.id_
		ORDER BY ses.id_ DESC
		<include refid="global.limit"/>
	</select>
	
	<!-- 查询当前表的总记录数 -->
	<select id="queryCount" resultType="int">
		SELECT COUNT(0) FROM sys_exam_song ses
		<include refid="queryPageSql"/>
	</select>
</mapper>