这个insert怎么写啊? 谢谢!
有三个表 
 employee表    
 employeeId(主键) 
 employeeName 
 ============== 
 date   表                   
 dateId(主键) 
 dateName 
 ==================== 
 aa   表    
 employeeID(主键) 
 dateID(主键) 
 aaString 
 --------------------- 
 如果我有一个三个参数employeeName,dateName,astrings, 
 怎么插入aa表里? 
 需要调出   employeeID,dateID,还要加入astrings~
------解决方案--------------------insert into aa select employeeId = (select employeeId from employee where employeeName = @employeeName), 
                       dateID     = (select dateID from date where dateName = @dateName), 
                       aaString   = @astrings