Priyankshu Kumar Sarkar
Oracle Exadata DBA || Oracle Cloud Infrastructure 4x Certified
- Role
- Assistant System Engineer at Tata Consultancy Services
- Location
- Kolkata, WB, IN
- LinkedIn followers
- 500 followers
About Priyankshu Kumar Sarkar
Experienced Oracle Exadata DBA with 4+ years of expertise in the administration of Oracle databases, specifically within Exadata environments. I have worked on RAC databases ( 19c, 12c, 11g)+ non RAC standalone ( 10g ) DBs, Multitenant DBs, DB creation, DG Build, User related issues, Migration, Upgrade, CDB-PDB conversion, Tablespace, Object related, OGG related, Datapump, RMAN Backup & configuration & Restoration, OJVM patching + Goldengate installation & OUD installation & registration.
Experience
Assistant System Engineer
Nov 2021 — Present · Kolkata, IN
Managed and supported Oracle 11g/12c/19c databases across various platforms, including Exadata, bare metal, and virtualized environments.2. Implemented and maintained backup, restore, and disaster recovery strategies using RMAN, Oracle Data Guard, and GoldenGate.3. Plan and execute database upgrades and patching for Oracle 12c/18c/19c on Exadata platforms.4. Perform data migrations, backups, and restores using RMAN (Recovery Manager) and Data Pump.5. Collaborate with application teams to optimize queries and resolve performance bottlenecks or slowness issue.6. Automated DBA tasks with shell scripting and Oracle Enterprise Manager (OEM).7. Implemented database security policies, including encryption, auditing, and access control.8. Coordinated with cross-functional teams to migrate databases to Exadata infrastructure.9. Supported patch management and database cloning procedures to maintain system uptime.10. Performed daily monitoring, maintenance, and troubleshooting of Oracle databases on Exadata hardware.11. Ensured smooth database operations through proactive patching and version upgrades.12. Led migration projects from non-Exadata platforms to Exadata environments, ensuring minimal downtime.
Education
RCC Institute of Information Technology
B.Tech
2017 — 2021
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