List the functions of Spark SQL?

481

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What is RDD?

481

---

How to create RDD?

495

---

Does Apache Spark provide check pointing?

402

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Explain about the popular use cases of Apache Spark

423

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Do you need to install Spark on all nodes of Yarn cluster while running Spark on Yarn?

649

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What are the different String functions available in pig?

810

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Differentiate between the physical plan and logical plan in Pig script?

770

---

What are the use cases of Apache Pig?

794

---

What do you understand by an inner bag and outer bag in Pig?

851

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Explain different execution modes available in Pig?

777

---

How do users interact with HDFS in Apache Pig ?

751

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what are the basic parameters of a Mapper?

811

---

What is a MapReduce Combiner?

791

---

Where is Mapper output stored?

852

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