--查询指定的表在那些数据库中存在
declare @tbname sysname
set @tbname=‘客户资料‘
declare @dbname sysname,@sql nvarchar(4000),@re bit,@sql1 varchar(8000)
set @sql1=‘‘
declare tb cursor for select name from master..sysdatabases
open tb
fetch next from tb into @dbname
while @@fetch_status=0
begin
set @sql=‘set @re=case when exists(select 1 from [‘
+@dbname+‘]..sysobjects where xtype=‘‘U‘‘ and name=‘‘‘
+@tbname+‘‘‘) then 1 else 0 end‘
exec sp_executesql @sql,N‘@re bit out‘,@re out
if @re=1 set @sql1=@sql1+‘ union all select ‘‘‘+@dbname+‘‘‘‘
fetch next from tb into @dbname
end
close tb
deallocate tb
set @sql1=substring(@sql1,12,8000)
exec(@sql1)
