Re: Select from function for part of column results - Mailing list pgsql-general

I have something simlar working on windows in V 8.0
My select loks like:

SELECT *,function_message_context(inbox.rowid) from inbox;

Hope this helps.

Oisin
----- Original Message -----
From: "Rory Campbell-Lange" <rory@campbell-lange.net>
To: "Postgresql General List" <pgsql-general@postgresql.org>
Sent: Thursday, February 03, 2005 15:04
Subject: [GENERAL] Select from function for part of column results


> I've written a function to provide information relating to each row in
> an inbox. I'd like to do a query returning some information from each
> row of the inbox + some columns from the function pertinent to each row
> returned.
>
> I've tried the following on 7.4.6:
>
>     t4=> select * from function_message_context(inbox.rowid), inbox;
>     ERROR:  function expression in FROM may not refer to other
>             relations of same query level
>
> Is there a way I can get the function to provide some columns in the
> query?
>
> Thanks
> Rory
>
> --
> Rory Campbell-Lange
> <rory@campbell-lange.net>
> <www.campbell-lange.net>
>
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