Amazon Redshift Spectrum vs Apache Kylin: 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 Apache Kylin? OLAP Engine for Big Data. Apache Kylin™ is an open source Distributed Analytics Engine designed to provide SQL interface and multi-dimensional analysis (OLAP) on Hadoop/Spark supporting extremely large datasets, originally contributed from eBay Inc.
Amazon Redshift Spectrum and Apache Kylin belong to "Big Data Tools" category of the tech stack.
Apache Kylin is an open source tool with 2.23K GitHub stars and 992 GitHub forks. Here's a link to Apache Kylin's open source repository on GitHub.