Reduction Operations

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Scala Programming, Big Data, Apache Spark, SQL

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KG

Apr 01, 2017

Very Nice and effective course. One of the best course i have done on Spark online. Many Thanks to the course instructor Heather Miller for creating a very detail and updated course on Spark.

NG

Mar 28, 2017

goot as introduction about spark and big data.\n\nSmall notice: it is incorrect to compare performance hadoop and spark. As I understand, spark was expected to be compacred with MapReduce.

De la lección
Reduction Operations & Distributed Key-Value Pairs
This week, we'll look at a special kind of RDD called pair RDDs. With this specialized kind of RDD in hand, we'll cover essential operations on large data sets, such as reductions and joins.

Impartido por:

  • Prof. Heather Miller

    Prof. Heather Miller

    Assistant Professor

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