What is the reason for creating a new metastore_db whenever Hive query is run from a different directory?

1004

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Does hadoop always require digital data to process?

1193

---

what is meaning Replication factor?

968

---

What is the purpose of RawComparator interface?

1142

---

Where is the Mapper Output stored?

1383

---

What is the function of ApplicationMaster?

978

---

What problems can be addressed by using Zookeeper?

958

---

Can there be no Reducer?

855

---

What is Hadoop streaming?

1058

---

Is client the end user in HDFS?

987

---

Can the balancer be run while Hadoop is in use?

982

---

Explain the difference between NameNode

951

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What is the utility of using Writable Comparable Custom Class in Map Reduce code?

1008

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What other technologies have you used in hadoop sta ck?

995

---

what is difference between int and intwritable?

1485

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