摘要： update YF_MZFYZD set jjje=tbl.jjje from (select a.xh,sum(b.jjje) jjje from YF_MZFYZD a(nolock),YF_MZFYMX b(nolock)where a.xh=b.fyxh group by a.xh) tbl... 阅读全文