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

Apache Impala Interview Questions

Questions Answers Views Company eMail

How is impala metadata managed?

What size is recommended for each node?

214

What impala use for authentication?

Can impala do user-defined functions (udfs)?

What is used to store data generally?

State use cases of impala?

How do I load a big csv file into a partitioned table?

How does impala process join queries for large tables?

Can I do insert … select * into a partitioned table?

What happens if there is an error in impala?

206

Is it possible to share data files between different components?

Does if offer scaling?

Is there a dual table?

What load do concurrent queries produce on the namenode?

How can it help for avoiding costly modeling?

Un-Answered Questions { Apache Impala }

How do I load a big csv file into a partitioned table?

Is it possible to share data files between different components?

State some disadvantages of impala?

State some advantages of impala?

How apache impala works with cdh?

What kinds of impala queries or data are best suited for hbase?

Where can I get sample data to try?

What are the best features of impala?

How to call impala built-in functions?

What is impala data types?

Compare hive, hbase, and impala?

How do I know how many impala nodes are in my cluster?

160

What are the most memory-intensive operations?

How do I configure hadoop high availability (ha) for impala?

Does impala use caching?

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