Amazon Redshift Spectrum vs BDS: What are the differences?
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; BDS: *Blockchain data parsing and persisting results *. It is a realtime data aggregating, analyzing and visualization service for chain-like unstructured data from all kinds of 3rd party Blockchains.
Amazon Redshift Spectrum can be classified as a tool in the "Big Data Tools" category, while BDS is grouped under "Blockchain".
BDS is an open source tool with 324 GitHub stars and 42 GitHub forks. Here's a link to BDS's open source repository on GitHub.