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update dcproduct set pOrder=pOrder+2 order by pOrder desc,id desc limit 6£»Õâ¸öÊÇ¿ÉÒÔÔËÐеģ¬½á¹ûÊǸüÐÂÁËÇ°ÁùÌõ¼Ç¼¡£
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update dcproduct a join dcproductsort b on a.pSortid=b.id set pOrder=pOrder+2 where parentid=1 order by a.pOrder desc,id desc limit 6;
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#1221 - Incorrect usage of UPDATE and ORDER BY

UPDATEÖÐÈç¹ûÊÇÁ½¸ö±í£¬Ôò²»ÄÜʹÓà order / limit

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try:
update dcproductsort b join
(select * from dcproduct
order by pOrder desc,id desc limit 6) a
  on a.pSortid=b.id set pOrder=pOrder+2 where parentid=1

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#1288 - The target table a of the UPDATE is not updatable


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