Ashok Joshi is the senior director of development for the Oracle NoSQL Database, Berkeley DB and Database Mobile Server. Ashok has been involved in database systems technology for over two decades in an individual contributor role as well as a management role. Ashok has made extensive contributions to indexing, concurrency control, buffer management, logging and recovery and performance optimizations in a variety of products including Oracle Rdb, Oracle Database and Sybase SQL Server. He is the author or co-author of several papers as well as 12 patents on database technology. Ashok graduated from the Indian Institutes of Technology, Bombay with a bachelor’s degree in Electrical Engineering and a Master’s degree in Computer Sciences from the University of Wisconsin, Madison.