Preeth Chandana has over 15 years of experience as an Oracle and MSSQL Production DBA. He has extensive experience supporting high availability databases for transactional and data warehouse environments. He currently works as a Production Oracle/MSSQL DBA for GE Aviation, where he maintains availability and implements DR capabilities using technologies like Oracle RAC, Data Guard, MSSQL Clustering and Replication. Previously he has worked as a Production DBA for companies like Carnival Corp, Lloyds Banking Group, and British Transport Police, where he implemented high availability solutions and provided database administration and support.