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Re: Timestamp-based indexing

From: "Harmon S(dot) Nine" <hnine(at)netarx(dot)com>
To: Stephan Szabo <sszabo(at)megazone(dot)bigpanda(dot)com>,pgsql-performance(at)postgresql(dot)org
Subject: Re: Timestamp-based indexing
Date: 2004-07-26 18:37:48
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Lists: pgsql-performance

Thank you very much.
Is there a way to change the type of "CURRENT_TIMESTAMP" to "timestamp 
without time zone" so that casting isn't needed?

BTW, isn't this a bug?

-- Harmon

Stephan Szabo wrote:

>On Mon, 26 Jul 2004, Harmon S. Nine wrote:
>>However, we can't get the planner to do an timestamp-based index scan.
>>Anyone know what to do?
>I'd wonder if the type conversion is causing you problems.
>CURRENT_TIMESTAMP - INTERVAL '10 minutes' is a timestamp with time zone
>while the column is timestamp without time zone.  Casting
>CURRENT_TIMESTAMP to timestamp without time zone seemed to make it able to
>choose an index scan on 7.4.

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