From: | "Hiltibidal, Rob" <Rob(dot)Hiltibidal(at)argushealth(dot)com> |
---|---|
To: | "Ireneusz Pluta" <ipluta(at)wp(dot)pl>, "Jorge Godoy" <jgodoy(at)gmail(dot)com> |
Cc: | "Sergey Konoplev" <gray(dot)ru(at)gmail(dot)com>, pgsql-sql(at)postgresql(dot)org |
Subject: | Re: Week to date function |
Date: | 2010-03-27 21:31:18 |
Message-ID: | 40FB2AE5907F9743A593A85015F157BF03FE1086@ARG-EXVS03.corp.argushealth.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-sql |
Uhhhh only 52 calendar weeks in a year... I'm almost sure that is the
norm
-----Original Message-----
From: pgsql-sql-owner(at)postgresql(dot)org
[mailto:pgsql-sql-owner(at)postgresql(dot)org] On Behalf Of Ireneusz Pluta
Sent: Saturday, March 27, 2010 3:22 PM
To: Jorge Godoy
Cc: Sergey Konoplev; pgsql-sql(at)postgresql(dot)org
Subject: Re: [SQL] Week to date function
Jorge Godoy pisze:
> Are you sure?
>
> http://en.wikipedia.org/wiki/ISO_8601
snip
>
> As Jan 1st, 2010 happened on a Friday, it was on week 53 of 2009.
you are right, thanks for pointing that out.
I didn't check the opposite way like this:
select date_part('week', '2010-01-01'::date);
date_part
-----------
53
I need to recheck my code.
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