MariaDB provides sample applications to demonstrate a portion of available MariaDB SkySQL features and selected Connectors:
Simulation of e-commerce order traffic
Storing arbitrary location data
Simulation of an online todo list manager
Analyzing 180M flight records in real-time without adding indexes to show flight information and average delay
Transactional and analytical processing of 180M flight records to search for available flights and track tickets you have "booked"