Re: libpq compression - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: libpq compression
Date
Msg-id 20120616000936.GA32095@momjian.us
Whole thread Raw
In response to Re: libpq compression  (Florian Pflug <fgp@phlo.org>)
List pgsql-hackers
On Fri, Jun 15, 2012 at 12:48:24PM +0200, Florian Pflug wrote:
> > Yeah, but that alone is IMO a rather big blocker for claiming that
> > this is the only way to do it :( And I think the fact that that
> > wikipedia page doesn't list any other ones, is a sign that there might
> > not be a lot of other choices out there in reality - expecially not
> > opensource…
> 
> Hm, but things get even harder for the JDBC and .NET folks if we go
> with a third-party compression method. Or would we require that the
> existence of a free Java (and maybe .NET) implementation of such a
> method would be an absolute must?
> 
> The way I see it, if we use SSL-based compression then non-libpq clients
> there's at least a chance of those clients being able to use it easily
> (if their SSL implementation supports it). If we go with a third-party
> compression method, they *all* need to add yet another dependency, or may
> even need to re-implement the compression method in their implementation
> language of choice.

Does OpenSSL use hardware acceleration for its compression?  I know it
often does for encryption --- that would be a big reason to do
compression at the SSL layer.  

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + It's impossible for everything to be true. +


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