Creating a Hadoop cluster with cobbler and ansible. Easy and fully automated.

The talk presents the evolution of Big-Data systems from single-purpose MapReduce frameworks to fully general computational infrastructures. In particular, I will follow…

Elasticsearch in production, or an overview of things you want to know about before happening upon them in production.

Speaker: Jean-Daniel Cryans (Cloudera) HBase Replication has come a long way since its inception in HBase 0.89 almost four years ago. Today, master-master and cyclic replication…

What is Nosql

Understand how you can get the benefits you're looking for from NoSQL data stores without sacrificing the power and flexibility of the world's most popular open…

This deck shows some typical installation options introduced with Oracle RAC 11g Release 2 (11.2.0.1). Later patch sets influenced the installation marginally.

Overview of the new Oracle Real Application Clusters 12c