What are different modes of metastore deployment in Hive?

707

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Mention what are the type of database does Hive support ?

697

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What is LazyOutputFormat in MapReduce?

692

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What is Output Format in MapReduce?

703

---

Explain the features of Apache Spark because of which it is superior to Apache MapReduce?

624

---

What are the identity mapper and reducer in MapReduce?

791

---

How to optimize Hadoop MapReduce Job?

645

---

How to specify more than one directory as input in the Hadoop MapReduce Program?

724

---

How to change the name of the output file from part-r-00000 in Hadoop MapReduce?

654

---

Which one will you decide for an undertaking – Hadoop MapReduce or Apache Spark?

619

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In which kind of scenarios MapReduce jobs will be more useful than PIG in Hadoop?

647

---

How to overwrite an existing output file/dir during execution of Hadoop MapReduce jobs?

628

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What is the relation between MapReduce and Hive?

654

---

What are advantages of Spark over MapReduce?

706

---

What is the use of InputFormat in MapReduce process?

665

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