On Tue, Mar 9, 2010 at 1:23 PM, Jonathan Ellis <jbel...@gmail.com> wrote: > One quad-core node can handle ~14000 inserts per second so you are in > good shape.
Well, yeah! >> instead of 'all users that liked N items'? > > That's true. So you'd want to use a custom comparator where first 64 > bits is the Long and the rest is the userid, for instance. > > (Long + something else is common enough that we might want to add it > to the defaults...) What about using a SuperColumn for each like-count and then the list of users that hit that level? hits { '100': [ user_1, user_2 ], '33': [ ... ] } Very helpful, thanks -- :Matteo Caprari matteo.capr...@gmail.com