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jpa查询出错

时间:2011-12-12

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原来的语句
SQL code
select id,name,amount,sort,gift_id from (select id,name,amount,sort,gift_id,count(gift_id) from (select * from t_lpw_gift g join t_lpw_dianxin_gift d on g.id=d.gift_id) group by gift_id,id,name,amount,sort order by count(gift_id) desc) where rownum <=5;



差不多这样
createNativeQuery("select * from (select * from group by colnum1 order by count(colnum1) desc) where rownum <=5", "*"得到数据对于的实体类); 

一直提示 列名无效

作者: iioioioioioio   发布时间: 2011-12-12

数据库是oracle

作者: iioioioioioio   发布时间: 2011-12-12

表结构

Name Type Nullable Default Comments 
------ ------------ -------- ------- -------- 
ID INTEGER  
NAME VARCHAR2(32)  
PRICE NUMBER  
AMOUNT INTEGER  
SORT VARCHAR2(32) Y  


Name Type Nullable Default Comments 
----------- ------- -------- ------- -------- 
GIFT_ID INTEGER  
DIANXIN_ID INTEGER  
GIFT_NUMBER INTEGER Y

作者: iioioioioioio   发布时间: 2011-12-12

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