Helius
2021-03-11 a72aa4bb793ec765892406c842039a71b33215b1
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<?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">
 
<mapper namespace="com.matrix.system.hive.dao.ArticleRecordDao">
    <!-- 定义ArticleRecord 的复杂关联map -->
    <resultMap type="com.matrix.system.hive.bean.ArticleRecord" id="ArticleRecordMap">
            <id property="id" column="id" />
            <result property="articleId" column="article_id" />
            <result property="userId" column="user_id" />
            <result property="time" column="time" />
    </resultMap>
    
    
    <!-- 定义ArticleRecord 的简单map  ,本map不添加其他的关联属性 -->
    <resultMap type="com.matrix.system.hive.bean.ArticleRecord" id="ArticleRecordSimpleMap">
            <id property="id" column="id" />
            <result property="articleId" column="article_id" />
            <result property="userId" column="user_id" />
            <result property="time" column="time" />
    </resultMap>
    
    
    
    <!--  插入方法   -->
    <insert id="insert" parameterType="com.matrix.system.hive.bean.ArticleRecord"
        useGeneratedKeys="true" keyProperty="id">
        INSERT INTO article_record (
            id,
            article_id,
            user_id,
            time
        )
    VALUES (
            #{id},
            #{articleId},
            #{userId},
            #{time}
    )
    </insert>
    
    
    <!--  根据id更新 部分更新   -->
    <update id="update" >
        UPDATE article_record
        <set>
                <if test="(articleId!=null and articleId!='') or (articleId!='' and articleId==0)">
                    article_id = #{articleId},
                </if>        
                <if test="(userId!=null and userId!='') or (userId!='' and userId==0)">
                    user_id = #{userId},
                </if>        
                <if test="(time!=null and time!='') or (time!='' and time==0)">
                    time = #{time},
                </if>        
        </set>
        WHERE id=#{id} 
    </update>
    
    
    
    <!-- 批量删除 -->
    <delete id="deleteByIds" parameterType="java.util.List">
        delete from article_record where  id in
        <foreach collection="list" index="index" item="item" open="("
            separator="," close=")">
            #{item}
        </foreach>
    </delete>
        
    <!-- 根据id删除-->
    <delete id="deleteById" >
        DELETE FROM article_record
        where  id=#{id} 
    </delete>
    
    <!-- 根据对象删除-->
    <delete id="deleteByModel" >
        DELETE FROM article_record
        where 1=1
        <if test="record!=null">
            <if test="(record.id!=null and record.id!='') or (record.id!='' and record.id==0)">
                and id = #{record.id} 
            </if>
            <if test="(record.articleId!=null and record.articleId!='') or (record.articleId!='' and record.articleId==0)">
                and article_id = #{record.articleId} 
            </if>
            <if test="(record.userId!=null and record.userId!='') or (record.userId!='' and record.userId==0)">
                and user_id = #{record.userId} 
            </if>
            <if test="(record.time!=null and record.time!='') or (record.time!='' and record.time==0)">
                and time = #{record.time} 
            </if>
        </if>
    </delete>
    
    
    
    <!-- 分页查询 -->
    <select id="selectInPage" resultMap="ArticleRecordMap">
        select 
            id,
            article_id,
            user_id,
            time
        from article_record
        where 1=1
        <if test="record!=null">
            <if test="(record.id!=null and record.id!='') or (record.id!='' and record.id==0)">
                and id  = #{record.id} 
            </if>
            <if test="(record.articleId!=null and record.articleId!='') or (record.articleId!='' and record.articleId==0)">
                and article_id  = #{record.articleId} 
            </if>
            <if test="(record.userId!=null and record.userId!='') or (record.userId!='' and record.userId==0)">
                and user_id  = #{record.userId} 
            </if>
            <if test="(record.time!=null and record.time!='') or (record.time!='' and record.time==0)">
                and time  = #{record.time} 
            </if>
        </if>
        <if test="pageVo !=null"><!-- 判断pageVo对象是否为空 -->
            <if test="pageVo.sort !=null  and pageVo.order !=null">
                order by
                ${pageVo.sort} ${pageVo.order}
            </if>
            <if test="pageVo.offset >=0  and pageVo.limit >0">
                limit
                #{pageVo.offset},#{pageVo.limit}
            </if>
        </if>
    </select>
    
    <!-- 查询总条数 -->
    <select id="selectTotalRecord"    resultType="java.lang.Integer">
    select count(*)
    from article_record
        where 1=1
        <if test="record!=null">
            <if test="(record.id!=null and record.id!='') or (record.id!='' and record.id==0)">
            and id = #{record.id} 
            </if>
            <if test="(record.articleId!=null and record.articleId!='') or (record.articleId!='' and record.articleId==0)">
            and article_id = #{record.articleId} 
            </if>
            <if test="(record.userId!=null and record.userId!='') or (record.userId!='' and record.userId==0)">
            and user_id = #{record.userId} 
            </if>
            <if test="(record.time!=null and record.time!='') or (record.time!='' and record.time==0)">
            and time = #{record.time} 
            </if>
        </if>
    </select>
 
    <!-- 根据id查询-->
    <select id="selectById" resultMap="ArticleRecordMap">
        select 
            id,
            article_id,
            user_id,
            time
        from article_record
        where  id=#{id} 
    </select>    
    
    
    <!-- 根据对象查询-->
    <select id="selectByModel" resultMap="ArticleRecordMap">
        select 
            id,
            article_id,
            user_id,
            time
        from article_record
        where 1=1
        <if test="record!=null">
            <if test="(record.id!=null and record.id!='') or (record.id!='' and record.id==0)">
                and id = #{record.id} 
            </if>
            <if test="(record.articleId!=null and record.articleId!='') or (record.articleId!='' and record.articleId==0)">
                and article_id = #{record.articleId} 
            </if>
            <if test="(record.userId!=null and record.userId!='') or (record.userId!='' and record.userId==0)">
                and user_id = #{record.userId} 
            </if>
            <if test="(record.time!=null and record.time!='') or (record.time!='' and record.time==0)">
                and time = #{record.time} 
            </if>
        </if>
    </select>
</mapper>