Re: Adding integers ( > 8 bytes) to an inet - Mailing list pgsql-general

On Thu, Sep 10, 2009 at 10:30:49AM -0400, Tom Lane wrote:
> Kristian Larsson <kristian@spritelink.net> writes:
> > Do we
> > c) add a conversation between NUMERIC and INET so one can add a
> > NUMERIC to an INET just as is possible today with INTEGERs?
>
> Proposal (c) is disingenuous because it ignores the fact that NUMERIC
> does not have (and cannot easily implement) most of the bitwise
> operations that people might think they want here.

Huh, good point.  What you want is a finite field; which looks exactly
like what the "bit" type is for.  Why not use that?

You can't cast them to or from numeric which is a bit annoying, but
doesn't seem too hard in principle.

--
  Sam  http://samason.me.uk/