Michael Loebmann has been the local senior systems engineer for the ISV Oracle in Germany for three years. His tasks include both the exchange of technical knowledge between Oracle and Sun and customer consultation with regard to competition. He has been working in the computer field since 1990, and for Oracle since 1993. He has more than nine years of experience with Oracle products, especially in Oracle data warehousing and parallel Oracle databases (OPS and RAC). His specialties include Oracle performance tuning on Solaris and the investigation of database performance on storage subsystems.