Video on Youtube: Apache Kylin

Apache Kylin, which is a distributed and scalable OLAP engine built on Hadoop to support extremely large datasets, developed and contributed by eBay Inc to open source community on Oct 1, 2014 and has been Apache Incubator Project since Nov 25, 2014. Refer to announcement on eBay Tech Blog for more detail: Announcing Kylin: Extreme OLAP Engine for Big Data