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Re: Checking inequality - Mailing list pgsql-general

From Tom Lane
Subject Re: Checking inequality
Date
Msg-id 17595.1102788684@sss.pgh.pa.us
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In response to Checking inequality  (Vitaly Belman <vitalyb@gmail.com>)
List pgsql-general
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Vitaly Belman <vitalyb@gmail.com> writes:
> What can I do to check inequality even in the case that old or new
> series_id is NULL?

Try IS DISTINCT FROM.

            regards, tom lane

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