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Re: [PATCH] COPY .. COMPRESSED

From: Claudio Freire <klaussfreire(at)gmail(dot)com>
To: Stephen Frost <sfrost(at)snowman(dot)net>
Cc: Peter Eisentraut <peter_e(at)gmx(dot)net>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Simon Riggs <simon(at)2ndquadrant(dot)com>, PostgreSQL-Dev <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [PATCH] COPY .. COMPRESSED
Date: 2013-01-15 14:55:31
Message-ID: CAGTBQpancfx2bAJdF0iUD6BMuNnyvdHWXjNgmOZ+WrfFyM+iiw@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-hackers
On Mon, Jan 14, 2013 at 11:33 PM, Stephen Frost <sfrost(at)snowman(dot)net> wrote:
> Now, protocol-level on-the-wire compression
> is another option, but there's quite a few drawbacks to that and quite a
> bit of work involved.  Having support for COPY-based compression could
> be an answer for many cases where on-the-wire compression is desirable.

Like?

Postgres' packetized protocol lends itself quite well for this kind of
thing. It could even be done on a packet-by-packet basis. The only
drawback I see, is that it pretty much rules out piping through
arbitrary commands (a protocol needs to be very clearly defined).


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