Chetak M

Experienced Oracle Database Administrator with over 12 years in the IT industry. Skilled in leading projects and collaborating in fast-paced, 24/7 environments to deliver top-notch results under tight deadlines. Strong communication skills, technical expertise, and academic foundation. Proficient in implementing innovative methodologies for successful outcomes.

• EXACC (Exadata Cloud@Customer) Management: Expertise in managing EXACC using the console, which is a cloud-based database solution provided by Oracle. This includes tasks such as provisioning, monitoring, and maintaining EXACC environments.
• Simplified Access Method (DAC) Implementation: Worked on creating a simplified access method for EXACC virtual machines (VMs) using OCID (Oracle Cloud Infrastructure Identifier), making it easier to manage and access resources.
• Customized TAF (Transparent Application Failover) and High Availability: Implemented customized TAF to ensure high availability for customer applications on EXACC. TAF helps in automatic failover to a standby system in case of failures.
• Backup and Recovery: Proficient in performing database backups and recoveries, including Point-in-Time Recovery (PITR), using RMAN (Oracle Recovery Manager).
• FSFO (Fast-Start Failover) on Data Guard: Experience in setting up FSFO on Data Guard environments, enabling automatic failover to a standby database in case of primary database failure.
• Multitenant Architecture (CDB and PDB): Worked with Oracle Multitenant architecture, which involves managing Container Databases (CDBs) and Pluggable Databases (PDBs).
• Database Automation and Patching: Automated patching activities for databases, ensuring efficient and consistent updates. Experienced in database and grid upgrades, specifically from Oracle 12c to 19c.
• EXACC/EXACS GEN2 Patching and Migration: Expertise in patching and migrating EXACC/EXACS GEN2 systems, including applying DBRU (Database Release Update) and OJVM (Oracle Java Virtual Machine) patches.
• Exadata Administration and Migration: Acted as an Exadata administrator, helping with the migration of databases from on-premises to Exadata for Qatar National Bank. This includes experience in Exadata patching and troubleshooting.
• Bank Merger and Data Management: Involved in the merger of Sohar and HSBC banks, which likely required data migration, integration, and management.
• Data Guard and Physical Standby: Strong experience in setting up and configuring Data Guard for physical standby databases, ensuring data redundancy and disaster recovery.
• Oracle Enterprise Manager and Backup Solutions: Proficient in using Oracle Grid Control/Enterprise Manager tools for database monitoring and management. Also experienced in implementing enterprise backup solutions.
• Exadata/EXACC Patching and Customer Support: Guided customers through Exadata/EXACC patching processes and resolved related issues.
• RMAN and Data Transfer Utilities: Hands-on experience with RMAN for backup and recovery, as well as EXP/IMP and EXPDP/IMPDP utilities for data export/import and data transfer.
• RAC (Real Application Clusters) and High Availability: In-depth knowledge of RAC, a technology that provides high availability and scalability by clustering multiple databases.
• Severity 1/Severity 2 Issue Resolution: Skilled in handling and resolving critical production issues, ensuring minimal downtime.
• TDE (Transparent Data Encryption) Implementation: Implemented TDE on EXACC environments to ensure data security and encryption.
• QFSDP (Quarterly Full Stack Deep Patching) for Exadata: Expertise in applying QFSDP for Exadata systems, which involves comprehensive patching of the entire stack.
• Dataguard Creation using Duplicate: Experience in creating Data Guard configurations using the duplicate method to replicate databases.
• OEDA (Oracle Exadata Deployment Assistant) Tool: Utilized OEDA for RAC and database installations on engineered systems, ensuring streamlined deployment.

I declare that the information given above is true to the best of myknowledge.