CrateDB is a hyper-fast opensource distributed database technology that combines the best out of the SQL and NoSQL worlds. It supports the PostgreSQL wire protocol for easy integration with many data engineering tools.
Apache Superset is an easy-to-use open-source business intelligence (BI) application that offers a rich set of customizable data visualizations. With Superset, you can explore, filter, and organize your data. You can also create and share custom monitoring and analytics dashboards.
CrateDB and Apache Superset together provide a powerful open-source platform for data warehousing and business intelligence. User can use the Superset semantic layer to perform last-mile data transformation to prepare for visualization and create customizable dashboards that can be used as a starting point in developing their visualization systems.