Airpal vs Amazon Athena: What are the differences?
Airpal: Web UI for PrestoDB, by Airbnb. A web-based query execution tool built on top of Facebook's PrestoDB; Amazon Athena: Query S3 Using SQL. Amazon Athena is an interactive query service that makes it easy to analyze data in Amazon S3 using standard SQL. Athena is serverless, so there is no infrastructure to manage, and you pay only for the queries that you run.
Airpal can be classified as a tool in the "Database Tools" category, while Amazon Athena is grouped under "Big Data Tools".
Airpal is an open source tool with 2.54K GitHub stars and 437 GitHub forks. Here's a link to Airpal's open source repository on GitHub.