简单有关问题,求快速解决

ALTER VIEW [dbo].[V_Idata] AS 
 SELECT DoradoReport.组织结构,DoradoReport.中文姓+DoradoReport.中文名 as 员工姓名,DoradoReport.SAP工号 as 员工工号,SAP.SCALEID,PCB100BI,PCH100,PCR200,PCR100, 
 CTS.cts_ID as CTS用户,RMS_LOGONNAME as RMS用户,Domain_User.user_ad as 域用户,Domain_User2.userad2 as Internet用户, 
 Domain_User3.userad3 as VPN用户,b.userloginid+' '+tt.userloginid as SFA用户 ,notes.email as 邮箱用户 
 FROM DoradoReport LEFT outer join SAP ON DoradoReport.SAP工号=SAP.employee_ID 
 				  LEFT outer join notes ON DoradoReport.员工原工号=notes.PersonID or DoradoReport.SAP工号=notes.PersonID 
 				  LEFT outer join CTS ON DoradoReport.员工原工号=CTS.cts_ID OR DoradoReport.SAP工号=CTS.cts_ID 
                   LEFT outer join RMS ON DoradoReport.员工原工号=RMS.RMS_ID OR DoradoReport.SAP工号=RMS.RMS_ID 
 				  LEFT outer join SFA ON DoradoReport.SAP工号=SFA.UserLoginID 
 				  left outer join 
 					(select * from sfa  
 					 left outer join Domain_user on sfa.UserLoginID=Domain_user.user_ad and domain_user.user_kind='domain Users') tt on  
 					 DoradoReport.员工原工号=tt.user_id or DoradoReport.SAP工号=tt.user_id 
 				  /*LEFT outer join OA ON DoradoReport.SAP工号=OA.USERID OR DoradoReport.员工原工号=OA.USERID*/ 
 				  LEFT outer join( 
 					select [userloginid],username from sfa where ISNUMERIC([userloginid])=1 
 					union all 
 					select t2.user_id,t1.username from sfa t1 inner join domain_user t2 on t1.userloginid=t2.user_ad 
 					where ISNUMERIC(t1.[userloginid])=0 and t2.user_kind='DOMAIN_USER' 
 				  )b on DoradoReport.SAP工号=b.[userloginid] 
 				  LEFT outer join(select * from Domain_User where User_kind='Domain Users') Domain_User ON DoradoReport.员工原工号=Domain_User.user_id or DoradoReport.SAP工号=Domain_User.user_id 
 				  LEFT outer join(select user_ad as userad2,user_kind,user_username,user_id  from Domain_User where User_kind='Internet Users') Domain_User2 ON DoradoReport.员工原工号=Domain_User2.user_id or DoradoReport.SAP工号=Domain_User2.user_id 
 				  LEFT outer join(select user_ad as userad3,user_kind,user_username,user_id from Domain_User where User_kind='VPN Users' or User_kind='VPN Users2') Domain_User3 ON DoradoReport.员工原工号=Domain_User3.user_id or DoradoReport.SAP工号=Domain_User3.user_id