From: Kancha . <kancha2np@yahoo.com>
To: Matteo Beccati <m.beccati@crpsoftware.it>
To: pgsql-sql@postgresql.org
Subject: Re: create function problem
Date: Tue, 19 Mar 2002 02:03:43 -0800 (PST)
Message-ID: <20020319100343.28739.qmail@web14902.mail.yahoo.com> (raw)
In-Reply-To: <2780D698C269CB4EB303715BA48B6A103373@sole.CRP>
> Hi,
>
> > create function usage(text)
> > returns numeric
> > as 'select ceil(sum(sessiontime)/60) from
> ath_online
> > where loginname=\'$1\' and startdate >= (select
> > startdate from cst_package where status=\'t\' and
> > cid=(select cid from cst_customer where
> > loginname=\'$1\'));'
> > language 'sql';
>
> Try to replace \'$1\' with just $1 (i.e. loginname =
> $1).
>
the argument is a string so it has to be enclosed in
quotes and \ is to escape the quote. replacing with
just $1 will give error like following:
Unable to identify an operator '=$' for types
'varchar' and 'int4'
You will have to retype this query using an
explicit cast
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To: pgsql-sql@postgresql.org
Cc: kancha2np@yahoo.com, m.beccati@crpsoftware.it
Subject: Re: create function problem
In-Reply-To: <20020319100343.28739.qmail@web14902.mail.yahoo.com>
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