| From: | Tomasz Myrta <jasiek(at)klaster(dot)net> |
|---|---|
| To: | "George A(dot)J" <jinujosein(at)yahoo(dot)com> |
| Cc: | pgsql-sql(at)postgresql(dot)org |
| Subject: | Re: DateDiff in PostgreSQL |
| Date: | 2003-11-07 13:47:25 |
| Message-ID: | 3FABA26D.5030900@klaster.net |
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| Lists: | pgsql-sql |
Dnia 2003-11-07 14:34, Użytkownik George A.J napisał:
> Hi,
>
> i am converting a MSSQL Server database to PostgreSQL.
>
> Using PostgreSQL version 7.3.2.
>
> Is there any function like the DateDiff() in MSSQL Server.
>
> ie, a function that returns difference of two dates(timestamp) in days
> or months or year..
>
> The - operator for timestamp retuns the intervel in days only.
1. You can convert timestamps to dates and then substract them. The
result will be days::integer.
2. Interval result is not a problem - you can extract epoch from it. The
result is seconds::integer - do whatever you want with it.
Regards,
Tomasz Myrta
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