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Check for an empty result - Mailing list pgsql-general

From Eus
Subject Check for an empty result
Date
Msg-id 291867.98182.qm@web37608.mail.mud.yahoo.com
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Responses Re: Check for an empty result  (Craig Ringer <craig@postnewspapers.com.au>)
Re: Check for an empty result  ("A. Kretschmer" <andreas.kretschmer@schollglas.com>)
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Hi Ho!

Is there a way to check whether or not a subquery returns an empty result set?

Googling with the following keywords does not help:

postgre check "empty result set"
sql check empty result

Thank you.


Best regards,
Eus (FSF member #4445)

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