Cédric Villemain (Data Bene)
Interested in the issues of High Availability and Quality of Service, he contributes to the various projects he uses and promotes.
Citus Data is an extension of PostgreSQL that extends this famous relational database server to design distributed databases.
Distributed calculations, multi-tenant with isolated customers, resharding without downtime, ...
If this already sounds familiar, you'll learn more. And if not, you will finally know what a multi-tenant architecture is... And how easy sharding is!