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

Apache Impala Interview Questions

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

Is impala intended to handle real time queries in low-latency applications or is it for ad hoc queries for the purpose of data exploration?

Can I do trforms or add new functionality?

Why does my insert statement fail?

Is impala production ready?

What are the most memory-intensive operations?

What are the main features of impala?

Where can I get sample data to try?

Where can I find impala documentation?

What features from relational databases or hive are not available in impala?

Is hive an impala requirement?

When does impala hold on to or return memory?

Is there an update statement?

Does cloudera offer a vm for demonstrating impala?

How do I try impala out?

Un-Answered Questions { Apache Impala }

How is impala metadata managed?

Can any impala query also be executed in hive?

On which hosts does impala run?

What size is recommended for each node?

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Can impala do user-defined functions (udfs)?

Why we need impala hadoop?

Is avro supported?

How much memory is required?

Can I do transforms or add new functionality?

Is hive an impala requirement?

What are the best features of impala?

How does impala process join queries for large tables?

Why does my insert statement fail?

Does impala use caching?

What are impala built-in functions?

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