In a perfect world there should be (aiming for) a new major Cassandra release 
every 2-3 months.

// Roger Schildmeijer 


On 13 maj 2010, at 19.43em, Sandeep Kalidindi wrote:

> Any idea about how far the 0.7 release is ??
> 
> Cheers,
> Deepu.
> 
> On Thu, May 13, 2010 at 10:52 PM, Vijay <vijay2...@gmail.com> wrote:
> "Cassandra requires the schema to be defined before the database starts, 
> MongoDB can have any schema at run-time just like a normal database."
> 
> This is changing in 0.7
> 
> Regards,
> </VJ>
> 
> 
> 
> 
> On Wed, May 12, 2010 at 7:25 PM, Jonathan Shook <jsh...@gmail.com> wrote:
> You can choose to have keys ordered by using an
> OrderPreservingPartioner with the trade-off that key ranges can get
> denser on certain nodes than others.
> 
> On Wed, May 12, 2010 at 7:48 PM, philip andrew <philip14...@gmail.com> wrote:
> >
> > Hi,
> > From my understanding, Cassandra entities are indexed on only one key, so
> > this can be a problem if you are searching for example by two values such as
> > if you are storing an entity with a x,y then wish to search for entities in
> > a box ie x>5 and x<10 and y>5 and y<10. MongoDB can do this, Cassandra
> > cannot due to only indexing on one key.
> > Cassandra can scale automatically just by adding nodes, almost infinite
> > storage easily, MongoDB requires database administration to add nodes,
> > setting up replication or allowing sharding, but not too complex.
> > MongoDB requires you to create sharded keys if you want to scale
> > horizontally, Cassandra just works automatically for scale horizontally.
> > Cassandra requires the schema to be defined before the database starts,
> > MongoDB can have any schema at run-time just like a normal database.
> > In the end I choose MongoDB as I require more indexes than Cassandra
> > provides, although I really like Cassandras ability to store almost infinite
> > amount of data just by adding nodes.
> > Thanks, Phil
> >
> > On Thu, May 13, 2010 at 5:57 AM, S Ahmed <sahmed1...@gmail.com> wrote:
> >>
> >> I tried searching mail-archive, but the search feature is a bit wacky (or
> >> more probably I don't know how to use it).
> >> What are the key differences between Cassandra and Mongodb?
> >> Is there a particular use case where each solution shines?
> >
> 
> 

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