Dmitry Lenev has been working on MySQL Database code since 2003. He is currently employed by Oracle, based in Moscow, Russia. He is Senior Software Developer in the Runtime team of the MySQL Database. He has participated in implementation of such MySQL Database features as support for multiple time zones, triggers and new metadata locking subsystem. He has also responsible for some of scalability improvements in MySQL 5.7. He has a degree in Computer Science from the Moscow State University.