From: | "Deole, Pushkar (Pushkar)" <pdeole(at)avaya(dot)com> |
---|---|
To: | John R Pierce <pierce(at)hogranch(dot)com>, "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: Fetching last n records from Posgresql |
Date: | 2016-03-30 09:19:55 |
Message-ID: | 78A4D6BFBAA5BA49A5E94DA00A6A76E309864466@AZ-FFEXMB04.global.avaya.com |
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Lists: | pgsql-general |
select * from t order by record_date desc limit 5;
this will return the recent 5 records.. what I want is the oldest 5 records (in last 30 days)
From: pgsql-general-owner(at)postgresql(dot)org [mailto:pgsql-general-owner(at)postgresql(dot)org] On Behalf Of John R Pierce
Sent: Wednesday, March 30, 2016 12:38 PM
To: pgsql-general(at)postgresql(dot)org
Subject: Re: [GENERAL] Fetching last n records from Posgresql
On 3/29/2016 11:40 PM, Deole, Pushkar (Pushkar) wrote:
WITH t AS (
SELECT * FROM mytable ORDER BY record_date ASC LIMIT 5
)
SELECT * FROM t ORDER BY record_date DESC;
why do it twice when you can just do....
select * from t order by record_date desc limit 5;
--
john r pierce, recycling bits in santa cruz
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