Re: pluggable compression support

On 2013-06-25 12:08:22 -0700, Josh Berkus wrote:
> On 06/25/2013 11:42 AM, Andres Freund wrote:
> > True. So, how do we proceed on that?
> > 
> > The ASF decided it was safe to use lz4 in cassandra. Does anybody have
> > contacts over there?
> > 
> > Btw, I have the feeling we hold this topic to a higher standard wrt
> > patent issues than other work in postgres...
> 
> We have access to attorneys, both in the US and Canada.  I will proceed
> to ask for real legal advice.

Cool!

> However, can you tell me what exactly you are concerned about? lz4 is
> under the BSD license, and released by Google.

Snappy is released/copyrighted by google. lz4 by Yann Collet.

Both are under BSD licenses (3 and 2 clause variants respectively). I
don't think we need to worry about the license.

> Why are we worried, exactly?

The concerns I heard about were all about patent issues.

Greetings,

Andres Freund

-- Andres Freund                       http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training &
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