日期:2014-05-20 浏览次数:20765 次
我有张的表,里面的内容来源于Author 、ResearchInstitute 这两张表, 条件是Author .InstituteID等于ResearchInstitute.InstituteID select a.AuthorID,a.AuthorName,r.InstituteNameCN from Author as a left join ResearchInstitute as r on a.InstituteID=r.InstituteID