Re: Reg table design and query performances
Rick James Wrote:
-------------------------------------------------------
> Wouldn't you want the query to start with the
> table that does the most filtering? That might be
> c and 'Seattle'.
Hi Rick,
You are absolutely right. Especially, since primary key is (user_id, name) so look-ups into the other tables would all be unique.
Øystein Grøvlen,
Senior Principal Software Engineer,
MySQL Group, Oracle,
Trondheim, Norway
Subject
Views
Written By
Posted
859
April 26, 2016 03:02AM
459
April 26, 2016 06:02AM
570
April 26, 2016 06:16AM
457
April 26, 2016 06:35AM
464
April 26, 2016 06:50AM
442
April 26, 2016 07:04AM
429
April 30, 2016 11:46PM
Re: Reg table design and query performances
399
May 02, 2016 01:00AM
Sorry, you can't reply to this topic. It has been closed.
Content reproduced on this site is the property of the respective copyright holders.
It is not reviewed in advance by Oracle and does not necessarily represent the opinion
of Oracle or any other party.