Search Postgresql Archives

Re: Order By Date Question

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tuesday 08 September 2009 6:29:28 am BlackMage wrote:
> I have a question about ordering by date. I have a table with two fields
> and some date
>
> Name(character varying)  |  Event_Date(timestamp with timezone)
> A                                  |    2009-09-10 5:30:00
> B                                  |    2009-09-10- 00:00:00
> C                                  |    2009-09-11 17:30:00
> D                                  |  2009-09-11  07:30:00
>
>
> I want to order by date and then by name, so I want the result A,B,C,D. The
> problem is when I do a 'SELECT * FROM table_name ORDER BY Event_Date,
> DESC', it includes the actual time (HH:MM:SS) so the order comes out
> B,A,D,C.
>
> So what I am asking is how do I order only by the date? YYYY-MM-DD?
> --
> View this message in context:
> http://www.nabble.com/Order-By-Date-Question-tp25346259p25346259.html Sent
> from the PostgreSQL - general mailing list archive at Nabble.com.

Cast the timestamp to date:

SELECT * FROM table_name ORDER BY Event_Date::date DESC

Though to guarantee the order you want you will have to do:

SELECT * FROM table_name ORDER BY Event_Date::date, Name
-- 
Adrian Klaver
aklaver@xxxxxxxxxxx

-- 
Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-general

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]
  Powered by Linux