This presentation contains following slides, Introduction To OLAP Data Warehousing Architecture The OLAP Cube OLTP Vs. OLAP Types Of OLAP ROLAP V/s MOLAP Benefits Of OLAP Introduction - Apache Kylin Kylin - Architecture Kylin - Advantages and Limitations Introduction - Druid Druid - Architecture Druid vs Apache Kylin References For any queries Contact Us:- argonauts007@gmail.com