From: | Christopher Sawtell <csawtell(at)xtra(dot)co(dot)nz> |
---|---|
To: | Jackie Siu <spjackie(at)polyu(dot)edu(dot)hk> |
Cc: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: day difference |
Date: | 2001-06-30 04:14:49 |
Message-ID: | 3B3D5239.2DD48DB0@xtra.co.nz |
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Thread: | |
Lists: | pgsql-sql |
Jackie Siu wrote:
>
> Hi,
>
> Is there exist a function to calculate day difference between two date. For
> example: select functionx('1JAN2001','5FEB2001') from abc where .... Then it
> returns 36 (days). Thanks for your help.
chris=# select ('5feb2001'::date - '1jan2001'::date) as "Days
Difference";
Days Difference
-----------------
35
(1 row)
chris=# select version();
version
---------------------------------------------------------------
PostgreSQL 7.1.1 on i586-pc-linux-gnu, compiled by GCC 2.95.3
(1 row)
--
Sincerely etc.,
NAME Christopher Sawtell
CELL PHONE 021 257 4451
ICQ UIN 45863470
EMAIL csawtell @ xtra . co . nz
CNOTES
ftp://ftp.funet.fi/pub/languages/C/tutorials/sawtell_C.tar.gz
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