If you run a select * query in hive, why does it not run mapreduce?

739

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Can we run unix shell commands from hive? Can hive queries be executed from script files? How? Give an example.

798

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What is the precedence order of hive configuration?

929

---

Why hive does not store metadata information in hdfs?

936

---

Whenever we run hive query, new metastore_db is created. Why?

682

---

How hive can improve performance with orc format tables?

706

---

How to change the column data type in hive? Explain rlike in hive.

698

---

What are the uses of explode hive?

717

---

how can we access the sub directories recursively?

790

---

How do we write our own custom serde?

704

---

Explain the functionality of object-inspector.

717

---

Differentiate between hive and hbase?

758

---

Explain process to access sub directories recursively in hive queries.

896

---

Mention the date data type in hive. Name the hive data type collection.

687

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What is the local repository and where it is useful while using ambari environment?

60

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