Re: Possible parsing problem?

Поиск
Список
Период
Сортировка
От Andrew Gould
Тема Re: Possible parsing problem?
Дата
Msg-id 20030630162932.57918.qmail@web13403.mail.yahoo.com
обсуждение исходный текст
Ответ на Possible parsing problem?  (nolan@celery.tssi.com)
Список pgsql-general
Try giving the "count" items names.  I just ran the
following with good results:

select fy, yrmo, count(pt_id) as cases,
count(er_level) as er_cases from case_fy2003 group by
fy, yrmo order by cases desc;

Does this address your issue?

Andrew Gould

--- nolan@celery.tssi.com wrote:
> The following does NOT produce an error on the
> 'order by' clause,
> though perhaps it should?
>
>     SELECT col, count(*) from table group by col
> order by count;
>
> If there is more than one count() function in the
> query, it does crete
> am error for the ambiguous reference.
>
> (FWIW, Oracle and MySQL both generate an error.)
> --
> Mike Nolan
>
> ---------------------------(end of
> broadcast)---------------------------
> TIP 5: Have you checked our extensive FAQ?
>
>
http://www.postgresql.org/docs/faqs/FAQ.html


В списке pgsql-general по дате отправления:

Предыдущее
От: Jonathan Gardner
Дата:
Сообщение: Re: sql standard questions
Следующее
От: Tom Lane
Дата:
Сообщение: Re: Possible parsing problem?