Re: DISTINCT ON troubles - Mailing list pgsql-sql

From scott.marlowe
Subject Re: DISTINCT ON troubles
Date
Msg-id Pine.LNX.4.33.0402191439001.7167-100000@css120.ihs.com
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In response to Re: DISTINCT ON troubles  (Brian Knox <laotse@aol.net>)
Responses Re: DISTINCT ON troubles
Re: Date Foo.
List pgsql-sql
On Thu, 19 Feb 2004, Brian Knox wrote:

> ( sorry if this is a repeat, my mail server is being wonky today )
> 
> I'm looking for a way, within SQL, given a starting date and an ending 
> date, to get back the number of months between the start and end date. 
> If I "SELECT end_date - start_date", I get back an interval in days; I 
> need months.

Maybe date_part?

select date_part('month','2004-08-02 12:00:00'::timestamp) - 
date_part('month','2004-05-01 12:00:00'::timestamp);



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