xue_feitian的专栏

<br />1、SqlServer 2005数据库<br />两张表： sys_loginInfo ， doc_relation     将数字字符串类型的字段转换成int类型的再按此字段排序<br />  select<br />        distinct top 10(s.loginName),<br />        cast (d.Backup3 as int) as relationIDAll,<br />        s.userID,<br />        s.password,