Re: Real-time Web Analysis tool using Cassandra. Doubts...

2010-05-12 Thread Utku Can Topçu
What makes cassandra a poor choice is the fact that, you can't use a keyrange as input for the map phase for Hadoop. On Wed, May 12, 2010 at 4:37 PM, Jonathan Ellis wrote: > On Tue, May 11, 2010 at 1:52 PM, Paulo Gabriel Poiati > wrote: > > - First of all, my first thoughts is to have two CF o

Re: Real-time Web Analysis tool using Cassandra. Doubts...

2010-05-12 Thread Jonathan Ellis
On Tue, May 11, 2010 at 1:52 PM, Paulo Gabriel Poiati wrote: > - First of all, my first thoughts is to have two CF one for raw client > request (~10 millions++ per day) and other for aggregated metrics in some > defined inteval time like 1min, 5min, 15min... Is this a good approach ? Sure. > - I

Real-time Web Analysis tool using Cassandra. Doubts...

2010-05-11 Thread Paulo Gabriel Poiati
Hi all. I thinking about implementing a real-time WA tool using Cassandra as my storage. But i have some questions first. I'm considering Cassandra because of its excellent write performance, horizontal scalability and its tunable consistency level. - First of all, my first thoughts is to have t