Craig Ringer <craig@2ndquadrant.com> writes:
> On 21 April 2016 at 14:19, Shay Rojansky <roji@roji.org> wrote:
>> There are potentially huge bandwidth savings which could benefit both WAN
>> and non-WAN scenarios, and decoupling this problem from TLS would make it
>> both accessible to everyone (assuming PostgreSQL clients follow). It would
>> be a protocol change though.
> The problem there is that suddenly everyone wants to get their desired
> protocol features in, since we're changing things anyway, and "enabling
> protocol compression" becomes ... rather more.
> https://wiki.postgresql.org/wiki/Todo#Wire_Protocol_Changes
Yeah. I think this should definitely be in the list of things we want
to add when we do the fabled 4.0 protocol revision (and, indeed, it's
been in the above-cited list for awhile). Whether we've yet gotten to
the point of having critical mass for a revision ... meh, I doubt it.
regards, tom lane