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Exam Certified Associate Developer for Apache Spark topic 1 question 150 discussion

Actual exam question from Databricks's Certified Associate Developer for Apache Spark
Question #: 150
Topic #: 1
[All Certified Associate Developer for Apache Spark Questions]

Which of the following operations is least likely to result in a shuffle?

  • A. DataFrame.join()
  • B. DataFrame.fliter()
  • C. DataFrame.orderBy()
  • D. DataFrame.distinct()
  • E. DataFrame.intersect()
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Suggested Answer: B 🗳️
by Sowwy1 at April 10, 2024, 2:40 p.m.

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58470e1
2 months, 4 weeks ago
Selected Answer: B
B. filter() is a narrow transformation along with select, cast, union whereas distinct, groupBy, sort, join are wide and induces shuffles/exchanges
upvoted 1 times
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58470e1
2 months, 4 weeks ago
B. filter() is a narrow transformation along with select, cast, union whereas distinct, groupBy, sort, join are wide and induces shuffles/exchanges
upvoted 1 times
...
Sowwy1
10 months, 1 week ago
B. DataFrame.fliter()
upvoted 1 times
...
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