Topic :: Apache Hive





Apache Hive Interview Questions
Questions Answers Views Company eMail

what is partitions in hive?

 480

What is hive on spark?

 251

How does data transfer happen from hdfs to hive?

 102

Which classes are used by the hive to read and write hdfs files?

 50

Why does hive not store metadata information in hdfs?

 23

When and how to create hadoop archive?

 283

Define the difference between hive and hbase?

 137

If you omit the overwrite clause while creating a hive table,what happens to file which are new and files which already exist?

 550

What is the maximum size of string data type supported by hive? Mention the hive support binary formats.

 442

What is available mechanism for connecting from applications, when we run hive as a server?

 549

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

 547

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

 525

What is the precedence order of hive configuration?

 708

Why hive does not store metadata information in hdfs?

 707

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

 478



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Un-Answered Questions { Apache Hive }

What is SerDe in Apache Hive ?

622

What is Apache Hive?

528

What kind of applications is supported by Apache Hive?

512

Where is table data stored in Apache Hive by default?

520

What is the default database provided by Apache Hive for metastore?

463




What is the functionality of Query Processor in Apache Hive?

517

What is the prerequisite for Apache Hive installation?

512

What will happen in case you have not issued the command: ‘set hive.enforce.bucketing=true;’ before bucketing a table in hive in apache hive 0.x or 1.x?

547