Open Source Distributed Analytics Engine with SQL interface and OLAP on Hadoop by eBay – Kylin

What is Kilyn?

  • Kylin is an open source Distributed Analytics Engine with SQL interface and multi-dimensional analysis (OLAP) to support extremely large datasets on Hadoop by eBay.

kylin

Key Features:

  • Extremely Fast OLAP Engine at Scale:
    • Kylin is designed to reduce query latency on Hadoop for 10+ billions of rows of data
  • ANSI-SQL Interface on Hadoop:
    • Kylin offers ANSI-SQL on Hadoop and supports most ANSI-SQL query functions
  • Interactive Query Capability:
    • Users can interact with Hadoop data via Kylin at sub-second latency, better than Hive queries for the same dataset
  • MOLAP Cube:
    • User can define a data model and pre-build in Kylin with more than 10+ billions of raw data records
  • Seamless Integration with BI Tools:
    • Kylin currently offers integration capability with BI Tools like Tableau.
  • Other Highlights:
    • Job Management and Monitoring
    • Compression and Encoding Support
    • Incremental Refresh of Cubes
    • Leverage HBase Coprocessor for query latency
    • Approximate Query Capability for distinct Count (HyperLogLog)
    • Easy Web interface to manage, build, monitor and query cubes
    • Security capability to set ACL at Cube/Project Level
    • Support LDAP Integration

Keywords: Kylin, Big Data, Hadoop, Jobs, OLAP, SQL, Query

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