03 Spark Transformations & Actions | Why Spark prefers Lazy Evaluation |What are Partitions in Spark
Video explains - What are Spark Transformations and Actions ? What are Narrow and Wide Transformations ? What is Partition? How Spark works on Lazy Evaluation? And What is Spark Session?
Chapters
00:00 - Introduction
00:20 - What is Partition ?
00:56 - What are Transformations ?
02:49 - What are Actions ?
03:15 - Why Spark Prefers Lazy Evaluation ?
04:49 - What is Spark Session ?
The series provides a step-by-step guide to learning PySpark, a popular open-source distributed computing framework that is used for big data processing.
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