Re: Single Vs. Multiple Keyspaces

2012-04-19 Thread aaron morton
I would suggest you build one cluster, using all your nodes, and create one keyspace for all users. There are lots of reasons, here a few: * many nodes in a single clusters spreads the load and gives you fault tolerance. * read and write requests can be distributed in a many node cluster. * ca

Single Vs. Multiple Keyspaces

2012-04-18 Thread Trevor Francis
We are launching a data-intensive application that will store in upwards of 50 million 150-byte records per day per user. We have identified Cassandra as our database technology and Flume as what we will use to seed the data from log files into the database. Each user is given their own server