Apache Impala Interview Questions
Questions Answers Views Company eMail

State some disadvantages of impala?

23

What is impala data types?

33

What are impala architecture components?

60

State some impala hadoop benefits?

36

How apache impala works with cdh?

45

What are the names of daemons in impala?

39

How to call impala built-in functions?

43

What are the best features of impala?

34

Compare hive, hbase, and impala?

35

What are impala built-in functions?

42

Does impala support generic jdbc?

35

How to control access to data in impala?

39

What is the no. Of threads created by impala?

42

What is impala’s aggregation strategy?

46

What does impala do for fast access?

39


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Un-Answered Questions { Apache Impala }

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

42


What are distinct operators in impala?

36


Is it possible to share data files between different components?

32


When does impala hold on to or return memory?

70


Is impala production ready?

33






How to control access to data in impala?

39


What size is recommended for each node?

121


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

34


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?

39


Does cloudera offer a vm for demonstrating impala?

38


State some disadvantages of impala?

23


What are the best features of impala?

34


Does impala performance improve as it is deployed to more hosts in a cluster in much the same way that hadoop performance does?

94


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

61


How does impala process join queries for large tables?

43