报错：无法绑定由多个部分组成的标识符
insert into lwmain2.dbo.LWnhdd(nh,dd,azwz,x,y,dwz,bm,sblb)
select nh,dd,azwz,x,y,dwz,bm,sblb from lwmain1.dbo.LWnhdd 
where  lwmain1.dbo.LWnhdd.nh<>lwmain2.dbo.LWnhdd.nh

报错为---无法绑定由多个部分组成的标识符 "lwmain2.dbo.LWnhdd.nh"。
------解决方案--------------------

INSERT  INTO [lwmain2].dbo.LWnhdd

        ( nh ,

          dd ,

          azwz ,

          x ,

          y ,

          dwz ,

          bm ,

          sblb

        )

        SELECT  nh ,

                dd ,

                azwz ,

                x ,

                y ,

                dwz ,

                bm ,

                sblb

        FROM    [lwmain1].dbo.LWnhdd

        WHERE   [lwmain1].dbo.LWnhdd.nh NOT IN (SELECT  [lwmain2].dbo.LWnhdd.nh FROM [lwmain2].dbo.LWnhdd)

------解决方案--------------------

---这样写

insert into lwmain2.dbo.LWnhdd(nh,dd,azwz,x,y,dwz,bm,sblb)

select nh,dd,azwz,x,y,dwz,bm,sblb from lwmain1.dbo.LWnhdd 

where  lwmain1.dbo.LWnhdd.nh not in(select nh from lwmain2.dbo.LWnhdd.nh)