Re: interval as hours or minutes ?

Поиск
Список
Период
Сортировка
От Aarni Ruuhimäki
Тема Re: interval as hours or minutes ?
Дата
Msg-id 200702081201.18645.aarni@kymi.com
обсуждение исходный текст
Ответ на Re: interval as hours or minutes ?  ("Jan Muszynski" <postgres@jancm.org>)
Ответы Re: interval as hours or minutes ?  ("Bart Degryse" <Bart.Degryse@indicator.be>)
Список pgsql-sql
On Thursday 08 February 2007 00:09, you wrote:
> select extract(epoch from (timestamp '2007-02-07 16:24:00' - timestamp
> '2007-02-05 13:00:01'))/60 as minutes;
>
>      minutes
> ------------------
>  3083.98333333333
> (1 row)
>
> select round(extract(epoch from (timestamp '2007-02-07 16:24:00' -
> timestamp '2007-02-05 13:00:01'))/60) as minutes;
>
>  minutes
> ---------
>     3084
> (1 row)

Hi Guys,

Charming !

Furher still, I would only want full minutes.

select extract(epoch from (SELECT SUM(stop_date_time - start_date_time) FROM
work_times WHERE user_id = 10 AND start_date_time >= '2007-01-01' AND
stop_date_time <= '2007-02-28')/60) as mins;   mins
-------------3728.733333
(1 row)

select convert_interval((SELECT SUM(stop_date_time - start_date_time) FROM
work_times WHERE user_id = 10 AND start_date_time >= '2007-01-01' AND
stop_date_time <= '2007-02-28'),'minutes') as minutes;        minutes
--------------------------3728.73333333333 minutes
(1 row)

select round(extract(epoch from (SELECT SUM(stop_date_time - start_date_time)
FROM work_times WHERE user_id = 10))/60) as mins;mins
------3729
(1 row)

So instead of rounding up to 3729 the result would have to be 'stripped' to
3728 ?

Thanks,


--
Aarni Ruuhimäki


В списке pgsql-sql по дате отправления:

Предыдущее
От: Aarni Ruuhimäki
Дата:
Сообщение: Re: Seeking quick way to clone a row, but give it a new pk.
Следующее
От: "Bart Degryse"
Дата:
Сообщение: Re: interval as hours or minutes ?