The open big data serving engine
Universal HTAP Engine
KCloud-Platform-IoT
A Database System for Metamodeling and Method Engineering
a set of foundation classes for database engines
Conductor is a microservices orchestration engine
Applications for data management
MySQL Proxy using Java NIO based on Sharding SQL, Calcite
Search engine and data mining applications and ClueWeb datasets.
A distributed key-value storage system
Combined search engine for publication databases.