Amazon Athena vs Vespa: What are the differences?
What is 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.
What is Vespa? Store, search, rank and organize big data. Vespa is an engine for low-latency computation over large data sets. It stores and indexes your data such that queries, selection and processing over the data can be performed at serving time.
Amazon Athena and Vespa can be categorized as "Big Data" tools.
Vespa is an open source tool with 2.85K GitHub stars and 339 GitHub forks. Here's a link to Vespa's open source repository on GitHub.