From: | Benedict Holland <benedict(dot)m(dot)holland(at)gmail(dot)com> |
---|---|
To: | depesz(at)depesz(dot)com |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: function ave(integer) does not exist |
Date: | 2012-07-03 18:15:00 |
Message-ID: | CAD+mzoygY3PeS9_MDqJGQgJsVYtGxV=HCBGDvW_6L0es4E=N+g@mail.gmail.com |
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Lists: | pgsql-general |
Oh heck. Yes, I misread avg(expression as ave. Sorry for this.
~ben
On Tue, Jul 3, 2012 at 2:13 PM, hubert depesz lubaczewski <depesz(at)depesz(dot)com
> wrote:
> On Tue, Jul 03, 2012 at 02:07:54PM -0400, Benedict Holland wrote:
> > This one is confusing. The only difference in my db is that it comes
> from a
> > user specific template not pg_default.
>
> "difference"? between what and what?
>
> > select ave(var)
> > from test;
> >
> ***********************************************************************************************************************************************************
> >
> >
> > and I get this as the error:
> >
> >
> ***********************************************************************************************************************************************************
> > ERROR: function ave(integer) does not exist
> > LINE 1: select ave(var)
> > ^
>
> Never heard of ave() function. What should it do?
>
> > So why is this happening? I can run a "select sum(var)" and it works.
>
> Well, sum() works, because such function (aggregate actually) exists.
>
> Hmm .. perhaps you're looking for avg() - to get average value?
>
> Best regards,
>
> depesz
>
> --
> The best thing about modern society is how easy it is to avoid contact
> with it.
>
> http://depesz.com/
>
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