--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)