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Re: how to deteck empty tables in outer joins

From: "Robert B(dot) Easter" <reaster(at)comptechnews(dot)com>
To: Einar Karttunen <ekarttun(at)cs(dot)Helsinki(dot)FI>, <pgsql-novice(at)postgresql(dot)org>
Subject: Re: how to deteck empty tables in outer joins
Date: 2001-02-01 18:49:48
Message-ID: 01020113494801.21994@comptechnews (view raw or flat)
Thread:
Lists: pgsql-novice
> SELECT *,NULL FROM a; How can I implement this?

Try 7.1beta.  It supports all the joins.  You'd be able to just do:

select * from a left join b using (id);

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