Blog Archives

10+ Apache Impala Interview Q&As

Q1. What are the key differences between Apache Hive & Apache Impala? When would you use one over the other? A1. Apache Hive is a batch processing framework and used as an ETL/ELT tool, whilst Apache Impala is for interactive SQL queries by the data analysts & for visualisation tools…

Read more ...


Don't be overwhelmed by the number of Q&As & tech stacks as nobody knows everything, and often key Q&As at the right moment makes a difference.

500+ Java Interview FAQs

Java & Big Data Tutorials

Top