The memory based database system VoltDB announced the official release of 3.0. Compared with previous versions, 3.0 has made a great leap in performance. See the following figure: VoltDB 3.0 can execute tens of thousands of SQL queries every second. In addition, 3.0 has also done a lot of work in simplifying development, including simplifying the release process and providing new SQL (including UNION, LIKE and NOT LIKE, string and numeric functions). In addition, it has also made many improvements in cross platform, improving the integration of existing architecture systems. VoltDB is developed by Mike Stonebrake, co-founder of Postgres and Ingres