I think that Geerling had the right solution - use a view based on the
renamed table ! This kind of solution has been around even before Oracle
- I used to be an IBM System 38 Developer/Consultant and I remember
renaming the tables and using logical tables (a view in essence) with
the same name as the original table.
I'll bet we don't hear from the author other than to say "thanks
Geerling".
--
ROLFE HARE
Database Administrator
Qpass - Amdocs Digital Commerce Division
Neutorgasse 12/9, 1010 Vienna, Austria
o: +43 1 5326464 0 | m: +43 676 5688 515| [Email address protected]
-----Original Message-----
From: Koil Doss (ZADCO ITTS)
[mailto:oracledba-ezmlmshield-x5469955.[Email address protected]
Sent: Donnerstag, 28. September 2006 08:33
To: LazyDBA Discussion
Subject: RE: select distinct trouble (urgent)
Hi,
I had a similar situation. I created an index which covers the ORDER BY.
Fortunately this index was used at the end which solved the problem.
Why don't you think in that angle?
Regards,
Koil Doss
Database Administrator
-----Original Message-----
From: Martin Goodson
[mailto:oracledba-ezmlmshield-x38983829.[Email address protected]
Sent: 27 September 2006 11:20 PM
To: LazyDBA Discussion
Subject: Re: select distinct trouble (urgent)
The developers need shooting (metaphorically, of course). Oracle, as far
as I can recall (and I admit, I only go back to 7.3), have never
guaranteed a result set being returned in a specific order absent an
ORDER BY, and any competent developer should known that.
Surely not every one of those thousand statements would need rewriting,
though? I can't believe every single statement is dependent upon records
being returned in a specific order. It might take a lot of going
through, but it's more likely (I would hope!) that you could identify a
limited subset requiring ORDER BY clauses.
If this was a third-party package I would seriously consider going back
to the vendor. Relying upon any 'implied' order from the database is
shoddy work.
> All you can do is cuss at the developers ... without an ORDER BY, you
just
> can't count on
> controlling that order. You could put some sort of kludge in place
that
> seems to work, and
> years down the line someone else will cuss at you because their new
version
> of Oracle --
> or their migration to another RDBMS -- returns rows not in the
"correct"
> order.
>
> Bill
>
> Hi, Martin:
>
> Thank you for your advice! I exactly agree with you !
> But, this is not I can control, because application is developed
several
> years ago, we migrate the database recently and get the trouble.
> And I have to figure out what I can do without rewrite thousands SQLs
in
> application.
--
Martin
'Things need not have happened to be true. Tales and dreams are the
shadow-truths that will endure when mere facts are dust and ashes, and
forgot' - Dream Country, Neil Gaiman
blackberry: !lirameak![Email address protected] (For spam protection the
word wrapped in !s is spelt backwards)
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