Re: agregates

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От Jean-Luc Lachance
Тема Re: agregates
Дата
Msg-id 3E3056D4.44603C61@nsd.ca
обсуждение исходный текст
Ответ на Re: agregates  (Andrew Sullivan <andrew@libertyrms.info>)
Ответы Re: agregates  ("David Blood" <david@matraex.com>)
Список pgsql-general
Sure it does!

select customersid, paymentid
from tblpayment p1
where paymentdebit > 0 and paymentid = (
  select paymentid
  from tblpayment p2
  where p2.paymentdebit > 0 and p2.customerid = p1.customerid
  order by paymentid desc limit 1 offset 1);

JLL


Andrew Sullivan wrote:
>
> On Wed, Jan 22, 2003 at 05:15:44PM -0500, Eric B. Ridge wrote:
> >
> > wouldn't you want LIMIT 2 OFFSET 1 ?
>
> No, he only wants one record.  But actually, he wanted one record per
> customer, so my suggestion didn't help.
>
> A
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