Re: Reducing the overhead of NUMERIC data - Mailing list pgsql-hackers

From Simon Riggs
Subject Re: Reducing the overhead of NUMERIC data
Date
Msg-id 1131575044.8300.2148.camel@localhost.localdomain
Whole thread Raw
In response to Re: Reducing the overhead of NUMERIC data  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Reducing the overhead of NUMERIC data  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On Sun, 2005-11-06 at 11:26 -0500, Tom Lane wrote:
> Simon Riggs <simon@2ndquadrant.com> writes:
> > On Thu, 2005-11-03 at 10:32 -0500, Tom Lane wrote:
> >> I think we could make it go by cramming the sign and
> >> the high-order dscale bit into the first NumericDigit --- the
> >> digit itself can only be 0..9999 so there are a couple of bits
> >> to spare.
> 
> > I've got a working version of the code using the above scheme,
> 
> Really?  After I woke up a bit more I realized there was only one bit
> and change to spare, not two, so I don't see how it would work.

Not sure why you think that. Seems to fit....

Best Regards, Simon Riggs



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