I am a database administrator having a vast experience in building and managing databases for small , medium and large sized businesses.

I am highly experienced Oracle database administrator (10g,11g,12c,18c,19c & 21c) with focused expertise in installation, development, and administration of large scale, high availability, and high performance Oracle Application systems. Twenty years of working experience with Oracle Database Administration.

Worked on Single Instance Database as well as Oracle Real Application Clusters (RAC).

Data replication technologies, Oracle Data guard and Oracle Golden Gate.

Can help uses with Oracle database license requirements.

I am also experienced in MySQL database administration

MySQL DB Standalone Installation

MySQL NDB Cluster configurations

MySQL InnoDB Cluster configurations

I have working experience in MariaDB.

MariaDB standalone installation

MariaDB Galera Cluster configurations

I have experience of Red Hat Linux, Oracle Linux, Solaris, HP-UX, Microsoft Windows , centos and ubuntu Operating Systems.

I have expert level experience in performing following tasks.

==============================================

Database high availability techniques. Active/Active (RAC) and Active/Passive OS Cluster

Business continuity setup (PR DR setup using Data guard , Golden Gate etc), Writing disaster recovery plans.

Oracle Real Application Cluster Installation, Maintenance and support.

Working with database software to find ways to store, organize and manage data

Troubleshooting for any issues arising in database

Database patch management

Helping with database design and development

Ensuring that databases meet user requirements

Scheduling of jobs using cron.

Liaising with programmers, applications/operational staff, IT project managers and other technical staff

Managing database security/integrity and backup procedures, implementing security measures

Performance tuning.

Migrations of databases.

Archiving data.