Spark Performance Tuning – Part 3 | Data Exposed

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This post has been republished via RSS; it originally appeared at: Channel 9.

This week's Data Exposed show welcomes back Maxim Lukiyanov to talk more about Spark performance tuning with Spark 2.x. Maxim is a Senior PM on the big data HDInsight team and is in the studio today to present Part 3 of his 4-part series.

Topics in today's video:

[00:45] - Recap and overview of the first two videos

[03:40] - Join Types (SortMerge and Broadcast)

[09:30] - Cost-based Optimizer

[21:35] - Outliers and Data Skew

Spark 2.2 rc4 on Azure HDInsight: Script action


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