Horton

Re: Postgresql and multithreading

Robert Treat <rtreat@webmd.net>

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From: Robert Treat <rtreat@webmd.net>
To: Justin Clift <justin@postgresql.org>
Cc: Bruce Momjian <pgman@candle.pha.pa.us>, Anuradha Ratnaweera <anuradha@lklug.pdn.ac.lk>, Gavin Sherry <swm@linuxworld.com.au>, pgsql-hackers@postgresql.org, anuradha@gnu.org
Date: 2002-10-16T14:37:02Z
Lists: pgsql-hackers 
On Wed, 2002-10-16 at 04:34, Justin Clift wrote:
> Bruce Momjian wrote:
> > Anuradha Ratnaweera wrote:
> <snip>
> > > Nope.  To keep the `original' code licence as it is and to release the
> > > changes GPL?  Is the question sane at first place?
> > 
> > That would be a pretty big mess, I think.  People would add your patch
> > to our BSD code and it would be GPL.  It could be done, of course.
> 
> Don't think so.  The patches would be "derived code" that only exist
> because of the BSD licensed PostgreSQL base.
> 
> Being "derived code" they'd have to be released as BSD and GPL wouldn't
> enter the picture, regardless if they're released separately as add-on
> patches or not.
> 

I'm pretty sure BSD allows you to relicense derived code as you see fit.
However, any derived project that was released GPL would have a hell of
a time ever getting put back into the main source (short of
relicensing).

Robert Treat