From: | Huchev <hugochevrain(at)gmail(dot)com> |
---|---|
To: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Faster compression, again |
Date: | 2012-04-03 14:29:06 |
Message-ID: | 1333463346346-5615311.post@n5.nabble.com |
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Lists: | pgsql-hackers |
For a C implementation, it could interesting to consider LZ4 algorithm, since
it is written natively in this language. In contrast, Snappy has been ported
to C by Andy from the original C++ Google code, which lso translate into
less extensive usage and tests.
Furthermode, LZ4 license is BSD. And it has been reported in several tests
as being faster than Snappy/LZO, especially on decompression speed.
http://article.gmane.org/gmane.comp.file-systems.btrfs/15744
And last point, there is a "high compression" mode, which could be useful
for data rarely written/modified but often read.
http://code.google.com/p/lz4hc/
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