I’m Vasantha Kumar Sekar an Oracle Certified Database Administrator (OCP 12c) working in the Energy, Communication, Financial Service verticals for Industries. I have over 10+ years of experience in Oracle Database Administration. My experience includes Administration of Oracle 7i, 8i, 9i, 10g , 11g & 12c databases, Software installations, migrations and upgrades from 8i/9i to 10g/11g, Database cloning, Oracle Data Guard, ASM, Oracle GoldenGate, OEM12c, Oracle RAC (Installation/Upgrade), Management of various backup & recovery scenarios and Performance tuning.