Re: Diferences between IN and EXISTS?

From: Fabrízio de Royes Mello <fabriziomello(at)gmail(dot)com>
To: Edson Richter <edsonrichter(at)hotmail(dot)com>
Cc: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, pgsql-general <pgsql-general(at)postgresql(dot)org>
Subject: Re: Diferences between IN and EXISTS?
Date: 2013-02-03 14:46:56
Message-ID: CAFcNs+oR7CFkGreLNboJbh3ALb-D0RA86Q-px035LLWMtAg1Mw@mail.gmail.com
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On Sun, Feb 3, 2013 at 3:31 AM, Edson Richter <edsonrichter(at)hotmail(dot)com>wrote:

> Ok, I get it. Good education!
>
> Thank you very much, saved me a big headache!
>
>
Also Bruce Momjian wrote some articles about NULLs [1] and one of them is
about "NOT IN" [2]

Best Regards,

[1] http://momjian.us/main/blogs/pgblog/2013.html#January_23_2013
[2] http://momjian.us/main/blogs/pgblog/2013.html#January_7_2013

--
Fabrízio de Royes Mello
Consultoria/Coaching PostgreSQL
>> Blog sobre TI: http://fabriziomello.blogspot.com
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