It’s reasonably common to use Cassandra to cover both online and analytics requirements, particularly using it in conjunction with Spark. You can use Cassandra’s multi-DC functionality to have online and analytics DCs for a reasonable degree of workload separation without having to build ETL (or some other replication) to get data between two environments.
On Sun, 23 Oct 2016 at 20:00 Ali Akhtar <ali.rac...@gmail.com> wrote: > By Hadoop do you mean HDFS? > > > > On Sun, Oct 23, 2016 at 1:56 PM, Welly Tambunan <if05...@gmail.com> wrote: > > Hi All, > > I read the following comparison between hadoop and cassandra. Seems the > conclusion that we use hadoop for data lake ( cold data ) and Cassandra for > hot data (real time data). > > http://www.datastax.com/nosql-databases/nosql-cassandra-and-hadoop > > My question is, can we just use cassandra to rule them all ? > > What we are trying to achieve is to minimize the moving part on our > system. > > Any response would be really appreciated. > > > Cheers > > -- > Welly Tambunan > Triplelands > > http://weltam.wordpress.com > http://www.triplelands.com <http://www.triplelands.com/blog/> > > >