Chirag Tyagi

Background

About Chirag Tyagi

Currently working at Amazon as a cloud engineer in the AWS RDS team. Expertise - Oracle MySQL Data Migration Services (aws dms) Previously serving HCL Technologies Pvt. Ltd as an Offshore Associate for an American Client. Having a wide range of hands on experience in Oracle Database administration along with experience in project designing, implementation, post-implementation support & end-user training • Installation of Oracle (10g,11g,12c) on UNIX (HP-UX,Linux,Solaris) • Specializes in Oracle Database administration on 10g and 11g versions.(learning 12c) • Experience in upgrading ORACLE Database from 10G to 11G to 12C. • Experience in upgrading GRID INFRASTRUCTURE stand alone Database (11.2.0.3 to 11.2.0.4 and 11.2.0.4 to 12.1.0.2) • Experience working on Dataguard Environment and troubleshooting issues. • Good understanding of shell scripts and regularly deploy monitoring scripts on newly created databases. Also Provided value add by adding couple of scripts in my envirnment.(Archive backup script automation, capatcity planning report) • Good Knowledge on RAC. • Currently working in cluster envirnment, with all the production databases on active- Passive node configuration with failover happening through VCS. • Regularly performed refresh of production databases (using RMAN, Cold,HOT and Snapshot Backup) • Experience in working in ASM Based environment. • Experience in working on OEM 12c. • Experience of remote production environment support and deployment as DBA for global clients. • Knowledge of UNIX systems administration with respect to DBA Tasks.(Solaris, AIX, Linux). • Knowledge of Commvault and IBM TSM utility with respect to DBA Tasks. • Proficient in working on Change & Incident Management and knowledge of process. • Experience in database migrations, Disaster Recovery. • Export/Import, OEM, RMAN, ASM, Data Guard, knowledge of Oracle 10g/11g Database running on multiple platforms,Shell scripting, RAC.