From: | Scott Ford <scott(dot)ford(at)bullfrogpower(dot)com> |
---|---|
To: | JORGE MALDONADO <jorgemal1960(at)gmail(dot)com> |
Cc: | pgsql-novice <pgsql-novice(at)postgresql(dot)org> |
Subject: | Re: Extract date portion of a datetime field |
Date: | 2018-04-18 14:04:19 |
Message-ID: | CAH-vkx57EPOVUKPhJknp653tcqd6i0KWguoy=UCyt6xrv3ALfw@mail.gmail.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-novice |
I've used something like this in the past:
SELECT COUNT(p.index_value)
, p.create_datetime::date
FROM people p
GROUP BY p.create_datetime::date
Simple, but it works.
Scott
On Wed, Apr 18, 2018 at 10:01 AM JORGE MALDONADO <jorgemal1960(at)gmail(dot)com>
wrote:
> Hello,
>
> I have a table with a datetime field which saves (of course) date and time
> information. I need to design a query to count the number of records of
> each date without taking into account the time portion. I have seen that I
> can use functions like EXTRACT but I do not find how to extract the whole
> date only.
>
> I will very much appreciate your feedback.
>
> Respectfully,
> Jorge Maldonado
>
> --
Scott Ford
Director of Development
*Bullfrog Power Inc.*366 Adelaide Street West, Suite 701
Toronto, ON M5V 1R9
t: 416.300.8443 <(416)%20360-3464>
f: 416.360.8385 <(416)%20360-8385>
w. bullfrogpower.com <http://www.bullfrogpower.com/>
<https://www.facebook.com/BullfrogPower>
<https://twitter.com/bullfrogpower>
<https://www.linkedin.com/company/bullfrog-power>
<https://www.instagram.com/bullfrogpower/>
From | Date | Subject | |
---|---|---|---|
Next Message | David G. Johnston | 2018-04-18 14:05:03 | Re: Extract date portion of a datetime field |
Previous Message | Tom Lane | 2018-04-18 14:04:04 | Re: Extract date portion of a datetime field |