The tool to team up for mapping in OpenStreetMap
Vitess is a database clustering system for horizontal scaling of MySQL
Object-database mapper for .NET
Relational database replication tool based on XML Schema
Some functions to improve SqlServer
RadonDB is an open source, cloud-native MySQL database
Information Manager(split/analyze/compare/combine).
Distributed "massively parallel" SQL query engine
Monitor and maintain HBase configured for manual splitting