Mohamed Houri has a PhD in Fluid Mechanics (Scientific Computing) from the University of Aix-Marseille II, preceded by an engineer diploma in Aeronautics. He has been working around the Oracle database for more than 14 years for different Europeans customers as an independent Oracle Consultant specialized in Tuning and Trouble-shooting Oracle performance problems. Mohamed has also worked with the Naval Architect Society of Japan on the analysis of tsunamis and breaking waves using a powerful signal analysis called Wavelet Transform. He maintains an Oracle blog and is active in theOracle Worldwide forum and in the French equivalent. He tweets about Oracle stuff at @MohamedHouri.