Oracle FAQ | Your Portal to the Oracle Knowledge Grid |
Home -> Community -> Mailing Lists -> Oracle-L -> Re: Anyone seen weblogic do this?
On Mon, 2004-07-05 at 05:37, J.Velikanovs_at_alise.lv wrote:
> >> In 8i there is no x$dual, there you could use a single table hash
> cluster or IOT with relevant view on it to reduce dual cost (an unique
> scan on single block IOT akes only 1 LIO compared to 3 that FTS makes on a
> single block table).
> You definitely know, but in any case FYI:
>
> =====================================================
> SYS:BUKA> select rowid from dual;
>
> ROWID
> ------------------
> AAAADDAABAAAAHSAAA
>
> SYS:BUKA> create view mydual as select * from dual where
> rowid='AAAADDAABAAAAHSAAA';
>
> View created.
...
Clever trick. Just remember that an export/import to another or new database will break it.
Jared
-- Archives are at http://www.freelists.org/archives/oracle-l/ FAQ is at http://www.freelists.org/help/fom-serve/cache/1.html -----------------------------------------------------------------Received on Mon Jul 05 2004 - 12:55:57 CDT