MySQL列转行语句实例

<select id="countOrderData" resultType="java.util.HashMap" parameterType="com.ai.core.base.BaseSearchModel">
    select c.REGION_ID,c.REGION_NAME,c.TYPE,
        MAX(CASE c.ORDER_STATUS WHEN '1' THEN C.ORDER_COUNT ELSE 0 END) AS WAIT_DEAL,
        MAX(CASE c.ORDER_STATUS WHEN '2' THEN c.ORDER_COUNT ELSE 0 END) AS OPEN_ACCOUNT,
        MAX(CASE c.ORDER_STATUS WHEN '3' THEN c.ORDER_COUNT ELSE 0 END) AS ACTIVE_ORDER,
        MAX(CASE c.ORDER_STATUS WHEN '4' THEN c.ORDER_COUNT ELSE 0 END) AS CANCEL_ORDER,
        MAX(CASE c.ORDER_STATUS WHEN '5' THEN c.ORDER_COUNT ELSE 0 END) AS BACK_ORDER
        from (
        select b.REGION_ID, b.REGION_NAME, TYPE, ORDER_STATUS, ORDER_COUNT from (
                select REGION_ID, 
                ORDER_STATUS, count(1) as ORDER_COUNT,TYPE from univ_referee_info 
                         where pay_flag not in ('1','2','4') AND TYPE IS NOT NULL 
                         AND COUNTY_ID not in ('382012','382013','382007','382011','382047','382046','382048','382041') 
                         <!-- 福清 382012长乐 382013连江 382007平潭  382011晋江382047石狮382046南安382048惠安382041 -->
                        <if test="startPayTime != null  and startPayTime != ''" >
                            and <![CDATA[ PAY_TIME > str_to_date(#{startPayTime},'%Y-%m-%d')]]>
                        </if>
                        <if test="endPayTime != null  and endPayTime != ''" >
                            and <![CDATA[ PAY_TIME < str_to_date(#{endPayTime},'%Y-%m-%d')+1]]>
                        </if>
                group by REGION_ID,TYPE,ORDER_STATUS
                ) a
                join ai_sys_region b 
                on a.REGION_ID = b.REGION_ID) c 
        Group by REGION_ID,TYPE
        UNION
        select c.REGION_ID, c.REGION_NAME, c.TYPE,
            MAX(CASE c.ORDER_STATUS WHEN '1' THEN C.ORDER_COUNT ELSE 0 END) AS WAIT_DEAL,
            MAX(CASE c.ORDER_STATUS WHEN '2' THEN c.ORDER_COUNT ELSE 0 END) AS OPEN_ACCOUNT,
            MAX(CASE c.ORDER_STATUS WHEN '3' THEN c.ORDER_COUNT ELSE 0 END) AS ACTIVE_ORDER,
            MAX(CASE c.ORDER_STATUS WHEN '4' THEN c.ORDER_COUNT ELSE 0 END) AS CANCEL_ORDER,
            MAX(CASE c.ORDER_STATUS WHEN '5' THEN c.ORDER_COUNT ELSE 0 END) AS BACK_ORDER
            from (
            select b.REGION_ID, b.REGION_NAME, TYPE, ORDER_STATUS, ORDER_COUNT from (
                    select COUNTY_ID, 
                    ORDER_STATUS, count(1) as ORDER_COUNT,TYPE from univ_referee_info 
                             where pay_flag not in ('1','2','4') AND TYPE IS NOT NULL
                                AND COUNTY_ID in ('382012','382013','382007','382011','382047','382046','382048','382041') 
                            <if test="startPayTime != null  and startPayTime != ''" >
                                and <![CDATA[ PAY_TIME > str_to_date(#{startPayTime},'%Y-%m-%d')]]>
                            </if>
                            <if test="endPayTime != null  and endPayTime != ''" >
                                and <![CDATA[ PAY_TIME < str_to_date(#{endPayTime},'%Y-%m-%d')+1]]>
                            </if>
                    group by COUNTY_ID,TYPE,ORDER_STATUS
                    ) a
                    join ai_sys_region b 
                    on a.COUNTY_ID = b.REGION_ID) c 
            Group by REGION_ID,TYPE
</select>