Apache Impala vs AtScale: What are the differences?
What is Apache Impala? Real-time Query for Hadoop. Impala is a modern, open source, MPP SQL query engine for Apache Hadoop. Impala is shipped by Cloudera, MapR, and Amazon. With Impala, you can query data, whether stored in HDFS or Apache HBase – including SELECT, JOIN, and aggregate functions – in real time.
What is AtScale? The virtual data warehouse for the modern enterprise. Its Virtual Data Warehouse delivers performance, security and agility to exceed the demands of modern-day operational analytics.
Apache Impala and AtScale can be primarily classified as "Big Data" tools.
Some of the features offered by Apache Impala are:
- Do BI-style Queries on Hadoop
- Unify Your Infrastructure
- Implement Quickly
On the other hand, AtScale provides the following key features:
- Multiple SQL-on-Hadoop Engine Support
- Access Data Where it Lays
- Built-in Support for Complex Data Types
Apache Impala is an open source tool with 2.2K GitHub stars and 827 GitHub forks. Here's a link to Apache Impala's open source repository on GitHub.