Re: Are there plans to add data compression feature to postgresql?

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От Dann Corbit
Тема Re: Are there plans to add data compression feature to postgresql?
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Msg-id D425483C2C5C9F49B5B7A41F8944154701001216@postal.corporate.connx.com
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Ответ на Re: Are there plans to add data compression feature to postgresql?  (Ivan Voras <ivoras@freebsd.org>)
Список pgsql-general
> -----Original Message-----
> From: pgsql-general-owner@postgresql.org [mailto:pgsql-general-
> owner@postgresql.org] On Behalf Of Ivan Voras
> Sent: Wednesday, November 05, 2008 3:28 PM
> To: pgsql-general@postgresql.org
> Subject: Re: [GENERAL] Are there plans to add data compression feature
> to postgresql?
> 
> Peter Eisentraut wrote:
> > Craig Ringer wrote:
> >> So - it's potentially even worth compressing the wire protocol for
> use
> >> on a 100 megabit LAN if a lightweight scheme like LZO can be used.
> >
> > LZO is under the GPL though.
> 
> But liblzf is BSD-style.
> 
> http://www.goof.com/pcg/marc/liblzf.html

Here is a 64 bit windows port of that library:
http://cap.connx.com/chess-engines/new-approach/liblzf34.zip

It has fantastic compression/decompression speed (100 MB well under a second to either compress or decompress) and I
seeabout 50% compression.
 

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