Horton

NOT IN (NULL) ?

Paul <magamos@mail.ru>

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From: "Paul" <magamos@mail.ru>
To: pgsql-general@postgresql.org
Date: 2010-10-31T16:37:28Z
Lists: pgsql-general 
Please, help me.
Why the condition
SELECT 5 NOT IN (NULL)
returns NULL, but not FALSE (as I thought)?

--
Paul