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.
-- Craig Ringer http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training & Services