What are the advantages of using map side join in mapreduce?

644

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What is a map side join?

683

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What is a combiner and where you should use it?

660

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When should you use sequencefileinputformat?

658

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What is the purpose of textinputformat?

701

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What is reduce side join in mapreduce?

610

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What do you mean by inputformat?

610

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What are the various configuration parameters required to run a mapreduce job?

656

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What is a distributed cache in mapreduce framework?

603

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What do you mean by data locality?

671

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How can we assure that the values regarding a particular key goes to the same reducer?

605

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What is pig statistics?

527

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List the relational operators in pig.

627

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What are all stats classes in the java api package available?

558

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List the diagnostic operators in pig.

586

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