Y V Ravi Kumar is an Oracle ACE Director and Oracle Certified Master (OCM) with 20 years of experience in Banking, Financial Services & Insurance (BFSI) vertical and played various roles like Vice President (IT), Senior Database Architect and Production Specialist DBA. Credentials ======== - Oracle ACE Director (ACED) - Oracle Certified Master (OCM) - Co-Author of Book: Oracle Database Upgrade and Migration Methods (Includes 12c R2) - Co-Author of Book: Oracle High Availability, Disaster Recovery and Cloud Services - Published Profile In Oracle Magazine Aug 2017 - Published Profile In Oracle ACE Spotlight - June 2016 - Published 100+ articles in Oracle Developer Community - Co-Author Of Oracle Technology Network (OTN) - Speaker @Oracle Open World 2017 & IOUG Collaborate 2018 sharding-technical-deep-dive