The document provides a summary of A.Rathna Sundar's technical skills, experience, and qualifications for an Oracle DBA role. It outlines their 2 years of experience in Oracle DBA and 1.3 years in Oracle Applications. Their activities include Oracle installations, patching, partitioning, upgrades, recoveries, and performance enhancements. Their education includes a Bachelor's in Mechanical Engineering.

1. A.RATHNA SUNDAR
Phone : 9962706093
Mail to : a.sundar43@outlook.com
___________________________________________________________________________________________________
Technical Skills : Oracle Database Administration , Oracle Applications and PL/SQL
Experience : 2 years of experience in Oracle DBA
1.3 years of experience in Oracle Applications
Objective :
To strive for an excellence in oracle DBA , awaiting for an environment that can enrich my caliber and efficiency
which in-turn propagates it to the organization.
ACTIVITIES PERFORMED:
• Oracle client , database installation & creation of standalone and RAC.
• Patching in single instance and RAC databases.
• Partitioning tables and indexes
• Grid and database upgrade from 11.2.0.3 to 11.2.0.4
• Upgrade of Oracle clusterware from 11g to 12c.
• Oracle 11g database software re-installation on a single node in a two node RAC cluster setup.
• Database restoration and recovery via RMAN.
• Undo datafiles recovery.
• Few Performance enhancements on a user raised problems.
• ASM Disk creation and addition.
• Datapump exports and imports.
• Capacity planning to release the excess storage.
• Handling backup failures on EMC sync to mirror server.
• Decommission of databases.
FUTURE ASPIRATIONS : Oracle database performance enhancements and Shell scripting to automate
TRAININGS ATTENDED :

2. Program/Course Category Duration (mins) Start Date End Date
ORACLE PL/SQL - 180 02/08/2012 02/08/2012
ORACLE Forms &
Reports
- 180 23/08/2012 23/08/2012
ORACLE RAC Video
Training
3 days 11/09/2013 13/09/2013
Oracle Dataguard 1 day 03/03/15 03/03/15
CERTIFICATIONS:
Title Version Acquired On Expires On
OCA - DBA 11g 06/04/2013
Oracle RAC 11g Essentials 11g 10/07/14
AWARDS & ACHIEVEMENTS:
• I have received the CERTIFICATE OF APPRECIATION from Team Lead for proactive in monitoring the applications
and handling the production deployments effectively.
• Got the BEST TEAM award from my manager.
• STAR OF THE MONTH .
PROFESSIONAL EXPERIENCE:
Working currently as Oracle DBA in TCS , Chennai.
Project - 1 : CIFA (Comcast Integrated Financial Applications)
Client : Comcast
Database : Oracle Database 11g Enterprise Edition Release 11.2.0.2.0 - 64bit
Production. PL/SQL Release 11.2.0.2.0 - Production
Application : Version - 11.5.10.2
Role : Production Support Executive
ROLE DESCRIPTION:
• Monitoring the DB Alerts and Nightly jobs.
• Change Management (CM) Deployments.
• Post Clone activities in all the lower environments (DA,DB,CLOSE,QA&QB).
• Worked in (Procure to Pay) P2P cycle in Oracle Apps.
• Worked in Purchasing & AP modules in Oracle Applications.

3. Project - 2 : CHS Homes LE Separation
Client : Motorola Mobility
Database : Oracle Database 11g Enterprise Edition Release 11.1.0.7.0 - 64bit
Application : Version - 11.5.10.2
Role : Developer
ROLE DESCRIPTION:
• Worked in Order To Cash cycle in Oracle Apps.
• Analyzed the components required to be changed as part of home separation.
• Components: Table, Look-up, RDF and Post Script files.
• Data Fixes for Oracle reports and post script files.
• Testing of the reports.
• Bug fixing.
WORK EXPERIENCE:
Project - 3 : TCS DBA Support
Client : General Motors
Database : Oracle Database 11g Enterprise Edition Release 11.1.0.7, 11.2.0.2 & 11.2.0.3
Role : Database Administrator
ACTIVITIES INVOLVED IN:
• Patching in Single and RAC databases on Unix and Windows.
• DB Installation in Linux
• Backups – Datapump and RMAN.
• Decommission of databases.
• ASM Disk creation.
• New Builds of databases
• RAC activities
Project - 4 : TCS DBA Support
Client : Telefonica
Database : Oracle Database 8i, 9i and 11g
Role : Database Administrator
ACTIVITIES INVOLVED IN:
• Handling backup failures on EMC sync to mirror server.
• Uprooting the false alerts for the databases.
• Oracle database and client installation.

4. • Partitioning tables
• Capacity Planning
• Database restoration and recovery.
• Grid and database upgrade from 11.2.0.3 to 11.2.0.4
• Grid and database patching PSU5
• Grid upgrade from 11g to 12c manual
• Performance enhancements on a user raised problems
Education Summary
Qualification Category Qualification Subject
Standard Xii / H.S.C. XII Xii Std
SSLC SCHL X Std
Bachelor Of Engineering BE Mechanical