Re: New version of money type - Mailing list pgsql-hackers

From Jim C. Nasby
Subject Re: New version of money type
Date
Msg-id 20060916212754.GF38854@enterprisedb.com
Whole thread Raw
In response to Re: New version of money type  ("D'Arcy J.M. Cain" <darcy@druid.net>)
Responses Re: New version of money type  (Theo Schlossnagle <jesus@omniti.com>)
List pgsql-hackers
On Thu, Sep 14, 2006 at 11:12:14AM -0400, D'Arcy J.M. Cain wrote:
> The benefit of the money type is speed.  Because internal operations
> are done on integers they can generally be handled by single CPU ops.
> My tests on the 64 bit version show 10% to 25% improvement over numeric
> for many operations.

Has anyone looked at changing numeric so that for numbers with less than
9 digits it stores/uses an int, and for between 10 and 18 digits it uses
a bigint? Perhaps that would net every numeric user a speed improvement.
-- 
Jim Nasby                                            jim@nasby.net
EnterpriseDB      http://enterprisedb.com      512.569.9461 (cell)


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