Re: Why facebook used mysql ?

On Tue, Nov 9, 2010 at 1:04 PM, Graham Leggett <minfrin@sharp.fm> wrote:
> On 09 Nov 2010, at 7:30 PM, David Boreham wrote:
>
>> Sorry but this is 100% not true. It may be true for a 3rd party (you
>> release something under the GPL, I enhance it, therefore I am required to
>> release my enhancement under the GPL). But Oracle owns the copyright to the
>> MySql code and therefore they can decide to do whatever they want with it.
>> The only thing they can't do is to 'un-release' existing code released under
>> the GPL. Everything else is possible.
>>
>> Ownership of the copyright trumps the GPL.
>
> Ownership of the copyright is owned by whoever made the contribution, and
> any competent version control system will give you the list of contributions
> (and therefore contributors). If a contribution was made in terms of the
> GPL, then permission would need to be sought from everyone who has made a
> contribution before it could be released under a different license.

Contributed code to MySQL AB MUST be assigned copyright to MySQL AB.
 If it's been incorporated into MySQL proper, it's owned by MySQL AB
ne Oracle.