I'm Oracle Certified Professional and have 8+ years of IT experience. Handling up to RAC set up ,DR set. supported more than 10 Oracle databases for INDIAN TOP AIRLINES TRANSPORTATION. Oracle Clusterware, ASM, RAC DR\ tested, planed and upgraded production databases including 10g->11g, 11g->12c/ improved performance of databases, turned SQL queries with poor performance Data Guard (Standby) for Oracle 10g, 11g, 12c databases. Including between datacenters in different regions for disaster recovery.