On Fri, Feb 12, 2010 at 6:44 PM, Jeff Squyres <jsquyres@cisco.com> wrote:
> > 2. In reading through the Google Appengine docs, the GDS stuff looks like
> we mainly can access the data through GQL.  I don't see any mention of doing
> map/reduce kinds of computations (Ethan and I were talking on the phone
> today about MTT Appengine possibilities).  I'm new to all this stuff, so
> it's quite possible that a) I missed it, or b) I just don't understand what
> I'm seeing/reading yet.  Or does GQL do map/reduce on the back end to do its
> magic?  Is GQL the main/only way we have to access GDS?
>
> As far as I and Igor know there are no way of doing Map/Reduce with GDS. And
> GQL (or filters which is practically synonym) is the main and only way to
> access GDS data.


btw, afaik - the gds is using mapreduce explicitly on the backend - one needs do nothing in order to ENABLE it: just use their API and the framework will do the rest.