May 17, 2017

Bringing Interactive BI to Big Data

SQL on Hadoop is continuously improving, but it's still common to wait minutes to hours for a query to return. In this post, we will discuss the open source distributed analytics engine Apache Kylin and examine, specifically, how it speeds up big data query orders, and what some of the features in version 2.0—including snowflake schema support and streaming cubing—mean for interactive BI.

What is Apache Kylin?

Kylin is an OLAP engine on Hadoop. As shown in Figure 1, Kylin sits on top of Hadoop and exposes relational data to upper applications via the standard SQL interface.

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