Re: IPv6 address parsing for inet/cidr types (take II)

You guys can make any decision you like --- I am just glad we are
getting this done, and with IPv6 connections in 7.4, not having an IPv6
data type would have been an embarrassment.

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Tom Lane wrote:
> Peter Eisentraut <peter_e@gmx.net> writes:
> > Michael Graff writes:
> >> One other poster suggested they should be two data types, which I half
> >> agree with.  There are advantages of being able to use IPv4 or IPv6
> >> addresses in the same column, so I wouldn't have to have two tables
> >> for host <-> address mappings, for instance.  I'm undecided on which
> >> is better, but so far I've used the inet with ipv4 and 6 data type
> >> once and found them useful under one data type.
>
> > Perhaps we can make "inet" take both and then define domains "inet4" and
> > "inet6" over it that only take one kind.
>
> I had originally felt strongly that there should be only one datatype
> ... but IIRC the thread Peter referred to convinced me that they should
> indeed be two types, or at least that there's a darn good argument for
> that viewpoint.  Michael, have you reviewed the archives?  I'd be
> interested to hear your take on that discussion.
>
> Single basic datatype plus two domains seems like a reasonable approach
> if we feel that both viewpoints have merit.  But I wonder whether they
> both do ...
>
>             regards, tom lane
>
>
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