Amazon Redshift Spectrum vs Corral: What are the differences?
What is Amazon Redshift Spectrum? Exabyte-Scale In-Place Queries of S3 Data. With Redshift Spectrum, you can extend the analytic power of Amazon Redshift beyond data stored on local disks in your data warehouse to query vast amounts of unstructured data in your Amazon S3 “data lake” -- without having to load or transform any data.
What is Corral? A serverless MapReduce framework written for AWS Lambda. Corral is a MapReduce framework designed to be deployed to serverless platforms, like AWS Lambda. It presents a lightweight alternative to Hadoop MapReduce.
Amazon Redshift Spectrum and Corral belong to "Big Data Tools" category of the tech stack.
Corral is an open source tool with 611 GitHub stars and 16 GitHub forks. Here's a link to Corral's open source repository on GitHub.