From: operationsengineer1@yahoo.com
To: Richard Broersma Jr <rabroersma@yahoo.com>
To: pgsql-sql@postgresql.org <pgsql-sql@postgresql.org>
Subject: Re: How To Exclude True Values
Date: Wed, 7 Jun 2006 13:18:34 -0700 (PDT)
Message-ID: <20060607201834.75710.qmail@web33313.mail.mud.yahoo.com> (raw)
In-Reply-To: <20060607200736.6320.qmail@web31801.mail.mud.yahoo.com>
> > yields the following error:
> >
> > ERROR: schema "a" does not exist
> >
> > i tried to interpret you query and apply it to my
> > case, but, apparently, i didn't too good of a job.
> >
> > do you see the error?
>
> Hmmm... That is strange. but according to the
> PostgreSQL documentation on select you can add the
> option [AS] keyword between the table_name and
> alias.
>
>
http://www.postgresql.org/docs/8.1/interactive/sql-select.html> [ ONLY ] table_name [ * ] [ [ AS ] alias [ (
> column_alias [, ...] ) ] ]
>
> ( select ) [ AS ] alias [ ( column_alias [, ...]
> ) ]
>
> select a.inspect_id, a.inspect_result_id,
> a.inspect_result_pass,
> a.inspect_result_timestamp
> from t_inspect_result AS a
>
> join
> (
> select
> max(t_inspect_result.inspect_result_timestamp)
> as mstamp,
> t_inspect_result.inspect_id
> from t_inspect_result
> group by t_inspect_result.inspect_id
> ) AS b
>
> on a.inspect_result_timestamp = b.mstamp
> ;
Richard,
i got the expected rewsults! now i just have to study
the query to figure out what it does. -lol-
i tried using AS, but i only did it in one place -
doh! the error message just moved to the next place i
didn't do it. i'll know better next time.
thanks for the help.
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To: pgsql-sql@postgresql.org
Cc: operationsengineer1@yahoo.com, rabroersma@yahoo.com
Subject: Re: How To Exclude True Values
In-Reply-To: <20060607201834.75710.qmail@web33313.mail.mud.yahoo.com>
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