how many rows? [was Re: fetching rows]

Поиск
Список
Период
Сортировка
От Arnaud Vandyck
Тема how many rows? [was Re: fetching rows]
Дата
Msg-id 3A14F3E8.1FD2685F@ressource-toi.org
обсуждение исходный текст
Ответ на fetching rows  ("Nikolay Mijaylov" <nmmm@nmmm.nu>)
Ответы Re: how many rows? [was Re: fetching rows]  ("Robert B. Easter" <reaster@comptechnews.com>)
Re: how many rows? [was Re: fetching rows]  (Johann Spies <jhspies@adept.co.za>)
Список pgsql-sql
"Robert B. Easter" wrote:
> 
> > you can't do that with a cursor, but you can use they mysql-ism called a
> > limit clause.  for example, to fetch rows 26-50 from that query, you'd
> > do:
> >
> > select * from films limit 25,26;
> >
> > or
> >
> > select * from files limit 25 offset 26;

I did know it was possible but did not know how to do, thanks (It was
not my question but I'm glad to see the solution:)

and how can I know how many rows are returned by the query?

--
Arnaud
( http://www.ressource-toi.org )


В списке pgsql-sql по дате отправления:

Предыдущее
От: "Astrid Hexsel"
Дата:
Сообщение: delete more than one row
Следующее
От: Yves Martin
Дата:
Сообщение: Like seems to fail !