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From: Christoph Haller <ch@rodos.fzk.de>
To: mroyce@gmail.com <mroyce@gmail.com>
Cc: pgsql-sql@postgresql.org
Subject: Re: timestamp precision - can I control precision at select time
Date: Tue, 22 Mar 2005 09:50:05 +0100
Message-ID: <423FDC3D.2D59CBB2@rodos.fzk.de> (raw)
References: <1111013876.573335.284450@o13g2000cwo.googlegroups.com>

"mroyce@gmail.com" wrote:
> 
> I have a database with several tables that use timestamp without time
> zone type. I upgraded from an older pgsql and have code that does not
> expect the precision in the select output. Is there a way I can get the
> effect of zero precision without modifying all the tables?
> 
> The docs say it uses "default precision" as set in the "timestamp
> literal". I wasn't able to find docs describing what literals are. If
> there's a way I can set this to zero precision for everything, that'd
> save me a bunch of time.
> 
> with thanks,
> Royce
> 

I was facing the same obstacle. 
The only cure I've found was either 

 SELECT CURRENT_TIMESTAMP ;
         timestamptz          
------------------------------
 2005-03-22 09:43:51.05193+01
(1 row)

 SELECT CURRENT_TIMESTAMP::TIMESTAMP(0) ;
      timestamp      
---------------------
 2005-03-22 09:44:11
(1 row)

resp. change column types to TIMESTAMP(0) 
But I assume you've found this already by yourself. 

Regards, Christoph



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