What are advantages of Spark over MapReduce?

690

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What is the use of InputFormat in MapReduce process?

650

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What is Counter in MapReduce?

675

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What is the difference between a MapReduce InputSplit and HDFS block?

750

---

How to compress mapper output in Hadoop?

674

---

Why is Apache Spark faster than Hadoop MapReduce?

655

---

Define MapReduce?

688

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Where is the output of Mapper written in Hadoop?

770

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Is Mapreduce Required For Impala? Will Impala Continue To Work As Expected If Mapreduce Is Stopped?

676

---

Explain the difference between a MapReduce InputSplit and HDFS block?

656

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How to create custom key and custom value in MapReduce Job?

601

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How is Spark not quite the same as MapReduce? Is Spark quicker than MapReduce?

602

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What is the difference between Job and Task in MapReduce?

612

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Compare Pig vs Hive vs Hadoop MapReduce?

674

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What is the fundamental difference between a MapReduce InputSplit and HDFS block?

619

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