<?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.MusicGroupPurchaseListDao">

    <resultMap type="com.ym.mec.biz.dal.entity.MusicGroupPurchaseList" id="MusicGroupPurchaseList">
        <result column="id_" property="id"/>
        <result column="music_group_id_" property="musicGroupId"/>
        <result column="goods_id_" property="goodsId"/>
        <result column="purchase_num_" property="purchaseNum"/>
        <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="MusicGroupPurchaseList">
        SELECT *
        FROM music_group_purchase_list
        WHERE id_ = #{id}
    </select>

    <!-- 全查询 -->
    <select id="findAll" resultMap="MusicGroupPurchaseList">
        SELECT *
        FROM music_group_purchase_list
        ORDER BY id_
    </select>

    <!-- 向数据库增加一条记录 -->
    <insert id="insert" parameterType="com.ym.mec.biz.dal.entity.MusicGroupPurchaseList" useGeneratedKeys="true"
            keyColumn="id" keyProperty="id">
        <!--
        <selectKey resultClass="int" keyProperty="id" >
        SELECT SEQ_WSDEFINITION_ID.nextval AS ID FROM DUAL
        </selectKey>
        -->
        INSERT INTO music_group_purchase_list (id_,music_group_id_,goods_id_,purchase_num_,create_time_,update_time_)
        VALUES(#{id},#{musicGroupId},#{goodsId},#{purchaseNum},now(),now())
    </insert>

    <!-- 根据主键查询一条记录 -->
    <update id="update" parameterType="com.ym.mec.biz.dal.entity.MusicGroupPurchaseList">
        UPDATE music_group_purchase_list
        <set>
            <if test="purchaseNum != null">
                purchase_num_ = #{purchaseNum},
            </if>
            <if test="updateTime != null">
                update_time_ = NOW(),
            </if>
            <if test="musicGroupId != null">
                music_group_id_ = #{musicGroupId},
            </if>
            <if test="goodsId != null">
                goods_id_ = #{goodsId},
            </if>
        </set>
        WHERE id_ = #{id}
    </update>

    <!-- 根据主键删除一条记录 -->
    <delete id="delete">
        DELETE
        FROM music_group_purchase_list
        WHERE id_ = #{id}
    </delete>

    <!-- 分页查询 -->
    <select id="queryPage" resultMap="MusicGroupPurchaseList" parameterType="map">
        SELECT * FROM music_group_purchase_list
        <where>
            <if test="musicGroupId != null">
                music_group_id_ = #{musicGroupId}
            </if>
        </where>
        ORDER BY id_
        <include refid="global.limit"/>
    </select>

    <!-- 查询当前表的总记录数 -->
    <select id="queryCount" resultType="int">
        SELECT COUNT(*) FROM music_group_purchase_list
        <where>
            <if test="musicGroupId != null">
                music_group_id_ = #{musicGroupId}
            </if>
        </where>
    </select>

    <insert id="batchInsert" parameterType="com.ym.mec.biz.dal.entity.MusicGroupPurchaseList" useGeneratedKeys="true"
            keyColumn="id" keyProperty="id">
        INSERT INTO music_group_purchase_list (id_,music_group_id_,goods_id_,purchase_num_,create_time_,update_time_)
        VALUES
        <foreach collection="musicGroupPurchaseLists" item="item" index="index" separator=",">
            (#{item.id},#{item.musicGroupId},#{item.goodsId},#{item.purchaseNum},now(),now())
        </foreach>
    </insert>

    <!-- 查询当前表的总记录数 -->
    <select id="getCount" resultMap="MusicGroupPurchaseList">
        SELECT music_group_id_, COUNT(*) purchase_num_ FROM music_group_purchase_list
        <where>
            music_group_id_ IN
            <foreach collection="musicGroupIds" item="musicGroupId" open="(" close=")" separator=",">
                #{musicGroupId}
            </foreach>
        </where>
        GROUP BY music_group_id_
    </select>
</mapper>
