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Understanding DataFrame abstraction in Apache Spark

In this video we will understand DataFrame abstraction in Spark.

  • Spark Version – 2.4
  • Language – Scala

Objectives

  • What is DataFrame Abstraction
  • Spark SQL Architecture
  • What is SparkSession
  • Understanding DataFrameReader
  • Understanding DataFrame Writer

Data Preparation

In this lecture we are using RETAIL DB database. You can download the practice dataset from our Github repository.

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Hungary for more ?

  • See our post to learn how to create a Spark cluster on Google Cloud Platform.
  • See our post to understand DataFrame abstraction in Apache Spark.

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