select C411B from UsrA41 right join UsrA01 on UsrA41.A0100=UsrA01.A0100 where YEAR(A41Z0)='2013' and month(A41Z0) = '01'
除
select C411A from UsrA41 right join UsrA01 on UsrA41.A0100=UsrA01.A0100 where YEAR(A41Z0)='2013' and month(A41Z0) = '01'两个列里边都有多条数据,怎么能让他们相除列看下图.C411B C411A
SQLselect行业数据除法相除
除
select C411A from UsrA41 right join UsrA01 on UsrA41.A0100=UsrA01.A0100 where YEAR(A41Z0)='2013' and month(A41Z0) = '01'两个列里边都有多条数据,怎么能让他们相除列看下图.C411B C411A
SQLselect行业数据除法相除
解决方案 »
免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货