--删除所有约束
DECLARE c1 cursor for
select 'alter table ['+ object_name(parent_obj) + '] drop constraint ['+name+']; '
from sysobjects
where xtype = 'F'
open c1
declare @c1 varchar(8000)
fetch next from c1 into @c1
while(@@fetch_status=0)
begin
exec(@c1)
fetch next from c1 into @c1
end
close c1
deallocate c1
--删除数据库所有表
declare @tname varchar(8000)
set @tname=''
select @tname=@tname + Name + ',' from sysobjects where xtype='U'
select @tname='drop table ' + left(@tname,len(@tname)-1)
exec(@tname)
然后再导入数据。
ps:这样做可能会导致数据结构有些问题。
导入、导出数据,参考Rei Tu.
排序规则:原因