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Online Open Source Database Conference
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Wednesday, May 12 • 08:00 - 08:30
Projections in ClickHouse

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Projections are collections of table columns with different physical layout to speed up queries. They are the main constructs of Vertica. At kuaishou.com we have implemented PROJECTIONs support for ClickHouse. It boosts our OLAP analytic capabilities by an order of magnitude. This talk will highlight the design considerations, some implementation details, how it is integrated into ClickHouse design. Examples and demo of the feature will be shown
Speakers
avatar for Amos Bird

Amos Bird

software engineer, kuaishou.com
Amos Bird (郑天祺) is a software engineer at KuaiShou Technologies in China. He graduated from the Institute of Computing Technology, Chinese Academy of Science, with a Doctor's degree in Database Systems. He is an active ClickHouse contributor for over more than three years, and... Read More →

Wednesday May 12, 2021 08:00 - 08:30 EDT
Room #7
  Altinity Community Track