Exploring Lazy Evaluation in Apache Spark | How Spark Achieves Performance Optimizations #interview

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Exploring Lazy Evaluation in Apache Spark | How Spark Achieves Performance Optimizations #interview

Lazy evaluation in Spark refers to the mechanism where transformations on resilient distributed datasets (RDDs) are not immediately executed. Instead, Spark waits until an action is called on the RDD before executing the transformations.

Most commonly asked interview questions when you are applying for any data based roles such as data analyst, data engineer, data scientist or data manager.

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Great work Sumit sir. By watching this kind of short video we can revise the concepts.

DishantPrajapati-dxmx
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Still not clear. Can someone explain that example again please

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