Apache HCatalog Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Apache HCatalog Interview Questions

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Explain the term HCatalog?

Why HCatalog?

How to create and manage a view in HCatalog?

Explain Alter Table Statement in HCatalog?

How can we drop a table in HCatalog?

Which command do we use to insert data in HCatalog?

Explain HCatalog Architecture in Brief?

HCatalog helps to Integrate Hadoop with everything. Explain?

Explain how HCatalog enables right tool for right Job?

Explain HCatLoader and HCatStorer APIs?

Explain Drop View Statement along with syntax?

State some command line options?

Explain HCatOutputFormat?

What are the general Prerequisites to learn HCatalog?

How HCatalog helps to capture processing states to enable sharing?

Un-Answered Questions { Apache HCatalog }

Explain HCatalog Create Table CLI along with its syntax?

Explain HCatOutputFormat?

HCatalog helps to Integrate Hadoop with everything. Explain?

Explain HCatLoader APIs?

What are the main classes of Data Transfer API?

How can we drop a table in HCatalog?

What are the general Prerequisites to learn HCatalog?

Explain HCatInputFormat?

Which command is used to list all the tables in a database or list all the columns in a table?

Explain HCatLoader and HCatStorer APIs?

Name all HCatalog Features?

State syntax of the command that is used to drop a partition?

State some DDL Command with brief Description?

Explain HCatStorer APIs?

How to create and manage a view in HCatalog?

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