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Apache Impala Interview Questions
Un-Answered Questions { Apache Impala }
Does impala use caching?
Why does my select statement fail?
Does cloudera offer a vm for demonstrating impala?
Can I use impala to query data already loaded into hive and hbase?
Why is space not freed up when I issue drop table?
Can impala do user-defined functions (udfs)?
How does impala achieve its performance improvements?
How do I load a big csv file into a partitioned table?
State use cases of impala?
What is impala data types?
Can impala be used for complex event processing?
What is impala’s aggregation strategy?
What kinds of impala queries or data are best suited for hbase?
Why we need impala hadoop?
What is the no. Of threads created by impala?
