Tanel Põder is one of the leading Oracle performance specialists in the world, having helped solve complex problems for customers in over 20 countries on five continents. He specializes in advanced performance tuning, end-to-end troubleshooting and other complex (and therefore interesting) tasks such as migrating very large databases with minimal downtime. Tanel has optimized the performance of Exadata installations starting from Exadata V1 and he plans to go even deeper with his current Exadata performance and troubleshooting research. He is a co-author of the Expert Oracle Exadata book, published by Apress.Tanel is one of the first Oracle Certified Masters in the world, an Oracle ACE Director and a proud member of the OakTable Network. Tanel regularly speaks at conferences worldwide and publishes his articles, scripts and tools in his blog at blog.tanelpoder.com.