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Re: Is it always true to join remote table first?

From: DA Morgan <damorgan_at_psoug.org>
Date: Fri, 01 Sep 2006 11:09:47 -0700
Message-ID: <1157134184.903312@bubbleator.drizzle.com>


emdproduction_at_hotmail.com wrote:
> DA Morgan wrote:

>> emdproduction_at_hotmail.com wrote:
>>
>>> Thanks for your help
>> In Oracle, any time you say "ALWAYS," it is likely not correct.
>>
>> And most likely version specific too.
>> --
>> Daniel A. Morgan
>> University of Washington
>> damorgan_at_x.washington.edu
>> (replace x with u to respond)
>> Puget Sound Oracle Users Group
>> www.psoug.org

>
> It is Oracle 9207.
>
> And the most part I am interested in is, will Oracle be able to use
> remote index if we do not join remote table first, will Oracle really
> be bring all the data across the database link?
>
> Thanks for your help.

I'm not trying to be obtuse here but why don't you run an EXPLAIN PLAN and find out?

-- 
Daniel A. Morgan
University of Washington
damorgan_at_x.washington.edu
(replace x with u to respond)
Puget Sound Oracle Users Group
www.psoug.org
Received on Fri Sep 01 2006 - 13:09:47 CDT

Original text of this message

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