Sql Server 删除所有表

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--/第1步**********删除所有表的外键约束*************************/



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




GO

declare @sql varchar(8000)

while (select count(*) from sysobjects where type='U')>0

begin

SELECT @sql='drop table ' + name

FROM sysobjects

WHERE (type = 'U')

ORDER BY 'drop table ' + name

exec(@sql)

end