Sort Merge Join in Spark DataFrame | Spark Interview Question | Scenario Based |

Sort Merge Join in Spark DataFrame | Spark Interview Question | Scenario Based | #TeKnowledGeek

Hello and Welcome to big data on spark tutorial for beginners by TeKnowledGeek. This big data spark tutorial is based on top big data spark interview questions and answers that can help anyone to get a job in big data spark. This is the latest video with the collections of big data spark tutorial and interview questions from the subject matter experts in the big data spark field will help you pass interview questions.

Let’s know the questions that are explained in this video. In this video, the interview questions are based on Spark and the questions as follows,

1. What is join strategy in spark sql ?
2. What is the default join strategy in spark ?
3. How can you control the join strategy to be chosen by spark ?
4. How can you use join hint ?
5. What is the join strategy in cartesian product , inner, outer join ?

Watch the entire video, learn and understand the answers for the above big data interview questions and learn how to clear the big data interview and get a job in Big Data stream.

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references: https://towardsdatascience.com/strate...