| From: | Josh Berkus <josh(at)agliodbs(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Andres Freund <andres(at)2ndquadrant(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, pgsql-hackers(at)postgresql(dot)org, Hitoshi Harada <umi(dot)tanuki(at)gmail(dot)com> |
| Subject: | Re: pluggable compression support |
| Date: | 2013-06-25 19:31:56 |
| Message-ID: | 51C9F02C.2020001@agliodbs.com |
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| Lists: | pgsql-hackers |
On 06/25/2013 12:23 PM, Tom Lane wrote:
> Josh Berkus <josh(at)agliodbs(dot)com> writes:
>> However, can you tell me what exactly you are concerned about? lz4 is
>> under the BSD license, and released by Google. Why are we worried, exactly?
>
> Patents. The license on the code doesn't matter --- worst case, if
> someone objected, we could rewrite the algorithm ourselves to get out
> of an alleged copyright violation. But if someone comes after us for
> a patent violation we're screwed; or at least, our users who have
> terabytes of data stored with an infringing algorithm are screwed.
Taking this off-list, because it is a legal matter. Particularly, it's
legally problematic to discuss patents on a public mailing list, as we
found out with the ARC patent.
--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com
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