Re: macaddr 64 bit (EUI-64) datatype support

On 12/10/2016 09:32, Craig Ringer wrote:
> On 12 October 2016 at 14:30, Haribabu Kommi <kommi.haribabu@gmail.com> wrote:
> 
>> As we are moving to PostgreSQL 10, so are there any plans of backward
>> compatiblity
>> breakage, so the existing macaddr datatype itself can be changed to support
>> both
>> 48 and 64 bit MAC addresses. If not, I will try update the POC patch with
>> more details
>> similar like macaddr datatype.
> 
> There's been some minor BC breaking, but breaking on-disk format for
> pg_upgrade is a much bigger deal. I'm really not a fan of that idea.
> 
> Just use macaddr64 if you want wide MACs.
> 
> 

+1

and you can instead make macaddr64 support both format, and provide a
macaddr::macaddr64 cast

-- 
Julien Rouhaud
http://dalibo.com - http://dalibo.org