Re: CIDR output format - Mailing list pgsql-hackers

From Larry Rosenman
Subject Re: CIDR output format
Date
Msg-id 20001221055858.A4803@lerami.lerctr.org
Whole thread Raw
In response to CIDR output format  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: CIDR output format
List pgsql-hackers
* Tom Lane <tgl@sss.pgh.pa.us> [001220 13:02]:
> Paul A Vixie <vixie@mfnx.net> writes:
> > cisco IOS just won't take 10/8 and insists on 10.0.0.0/8.  you will never,
> > ever go wrong if you try to use 10.0.0.0/8, since everything that understands
> > CIDR understands that.  10/8 is a pleasant-appearing alternative format, but
> > it is not universally accepted and i recommend against it.  (i'm not sure if
> > my original CIDR type implementation for pgsql output the shorthand or not;
> > if it did, then i apologize to one and all.)
> 
> Well, that's an earful.  Faced with this authoritative opinion, I
> withdraw my previous objections to changing the output format for CIDR.
> 
> It would seem that the appropriate behavior would be to make the default
> display format for CIDR be like "10.0.0.0/8".  Now the text() conversion
> function already produces this same format.  I'd be inclined to leave
> text() as-is and add a new conversion function with some other name
> (suggestions anyone?) that produces the shorthand form "10/8" as text,
> for those who prefer it.
I would call it cidrshort(). 

I assume this also is true for INET? 

Thanks!

LER
> 
> Comments?
> 
>             regards, tom lane
-- 
Larry Rosenman                     http://www.lerctr.org/~ler
Phone: +1 972-414-9812                 E-Mail: ler@lerctr.org
US Mail: 1905 Steamboat Springs Drive, Garland, TX 75044-6749


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