Oracle DBA Goldengate RAC

1. Chaitanya Mekala
Email ID: ushachaitanya@gmail.com
Mobile No.: +1-313-655-7900
Experience Summary
8 Years of experience in IT Industry, with an experience in database administration on UNIX and Windows platform,
installation, configuration and managing Oracle 9i,10g,11g and 12c Databases.
Professional Summary
• Software Installations/upgrades: Installed the Oracle Software on different Unix flavors (Linux and Sun
Solaris Servers), windows 2000/2003 Servers and upgraded the databases from lower to higher versions like 9i to
10g /11g
• Patch Management: Extensively involved in analyzing the patches for bugs/security vulnerabilities reported
and applying the patches on databases.
• Database Cloning/Migration: Extensively involved in database cloning and migration of the databases from
one platform to others.
• Server Migration/Server consolidation: Migrating application across the servers in different locations and
reducing server maintenance cost by consolidating non critical applications
• Dataguard: Extensively involved in configuration and managing of Physical/logical Standby Databases for
Disaster Recovery (DR) site
• Data transfer technologies: Well versed with data transfer technologies export/ import, data pump and
SQL*Loader
• Backup and recovery procedures: Strong basics in backup, restore and recovery principles, offline/online
backups and recovery matrix. Expertise in configuring RMAN and restoring the databases in different recovery
scenarios. Including using FLASH BACK methods for logical recoveries.
• Advanced/New concepts in Oracle 10g/11g: Good knowledge about partitioning, ASM, ASSM, AWR,
ADDM, SQL tuning Advisor, Database replay and SQL Performance Analyzer.
• Real Application Clusters: Expertise in converting single instance database to Real Application Cluster
(RAC) / Automatic Storage Management (ASM).
• Installation and Configuration of Oracle Data base Server 11gr2 (Both RAC and Non RAC), 11gr1(Both
RAC and Non RAC) and 10g in different operating systems.
• Implemented Golden Gate technology for optimized results to customer.
• Hands On experience on logical standby databases configuration and maintenance.
• Hands on experience in implementation of maintenance & error reporting and successfully gained exposure
in ORACLE administration by configuring & maintaining backup policies & procedures including HOT and COLD
backup, cloning, Replication, Database Tuning, managing database architecture.
• Replication and Extracting data and applying on production using GoldenGate.
• Performing the oracle up gradation & applying the oracle patches.
• Involved Effectively in Physical and Logical Design of Backup and Recovery planning of Databases.
• Having a very good experience in configuring & trouble shooting the Physical Standby database ( Data
guard) & DG broker configuration.
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2. • Hands on experience in cloning database in Standalone and RAC environment using traditional backup and
restore method and RMAN duplication
Skills:
Below is a list of important software products and tools that I have worked with:-
Operating System Software Products Tools
• HP-UX, Red Hat Linux,
Sun Solaris , AIX
• Windows
NT/2000/XP, 2003
server,2008 server
• Oracle9i/10g/11g/12c
• Unix Shell scripting
• GoldenGate
• OMS Grid control
• 12c OEM
• sql developer
• SQLTuning Advisor
• ControlM
• Toad
• BMC Remedy
• CCA Assistant
• CCM
• ServiceNow
Certifications:
Qualifications:
Bachelor of Technology (B. Tech) from JNTU, Hyderabad.
Career Profile:
Dates Organization Role
Aug 2012 – Till date Tata Consultancy Services Sr.Database
Administrator
Aug 2010 – July 2012 INFOR global Solutions Technical Consultant
June 2008 – Aug 2010 Sreeven Infocom Database
Administrator
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Title Version Acquired On
Oracle Database 10g: Administration I 10g 25/06/2010
Oracle Database 11g: SQL Fundamentals
I
11g 09/06/2010
ITIL 2011 Foundation Certificate in IT
Service Management Certification
1 08/03/2013

3. Assignments:
The details of the various assignments that I have handled are listed here, in chronological order.
Project Motorola Solutions
Customers Motorola
Period June2014 to till date
Description Motorola Solutions was the Enterprise Mobility Solutions and Public
Safety division of Motorola Inc. which was founded in 1928. Motorola
Solutions began trading as a separate independent company on
January 4, 2011. It is the legal successor of the old Motorola; the
transaction was structured so the old Motorola changed its name to
Motorola Solutions and spun off Motorola Mobility as a separate
company.
Role Oracle DBA
• Installation and Configuration of Oracle Data base Server
11gr2 (Both RAC and Non RAC), 11gr1(Both RAC and Non
RAC) and 10g in different operating systems.
• Experience in replication using golden gate, materialized
views.
• Replication and Extracting data and applying on production
using GoldenGate.
• Hands on experience in implementation of maintenance &
error reporting and successfully gained exposure in ORACLE
administration by configuring & maintaining backup policies &
procedures including HOT and COLD backup, cloning,
Replication, Database Tuning, managing database architecture.
• Performing the oracle up gradation & applying the oracle
patches.
• Involved Effectively in Physical and Logical Design of Backup
and Recovery planning of Databases.
• Having a very good experience in configuring & trouble
shooting the Physical Standby database ( Data guard) & DG
broker configuration.
• Hands on experience in cloning database in Standalone and
RAC environment using traditional backup and restore method
and RMAN duplication
Solution
Environment
Operating system : Windows 2008, AIX, Red hat Linux
Database : Oracle 10g/11g
Project FOXTEL
Customers FOXTEL, Melbourne, Australia
Period Sep 2013 to June 2014
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4. Description • Foxtel is an Australian pay television company, operating
a duopoly in cable television,a monopoly in direct
broadcast satellite television, and IPTV catch-up services. It was
formed in 1995 through a joint venture established
between News Corp (FOX) andTelstra (TEL).
Role • Installation and Configuration of Oracle Data base Server
11gr2 (Both RAC and Non RAC), 11gr1(Both RAC and Non
RAC) and 10g in different operating systems.
• Implemented Golden Gate technology for optimized results to
customer.
• Hands On experience on logical standby databases
configuration and maintenance.
• Hands on experience in implementation of maintenance &
error reporting and successfully gained exposure in ORACLE
administration by configuring & maintaining backup policies &
procedures including HOT and COLD backup, cloning,
Replication, Database Tuning, managing database architecture.
• Performing the oracle up gradation & applying the oracle
patches.
• Involved Effectively in Physical and Logical Design of Backup
and Recovery planning of Databases.
• Having a very good experience in configuring & trouble
shooting the Physical Standby database ( Data guard) & DG
broker configuration.
• Hands on experience in cloning database in Standalone and
RAC environment using traditional backup and restore method
and RMAN duplication
Solution
Environment
Operating system : Sun Solaris,Windows
Database : Oracle 10g/11g/12c
Project MARKS & SPENCER
Customers Marks & Spencer
Period Aug 2012 to Sep 2013
Description Marks and Spencer is a major British retailer headquartered in the City
of Westminster, London. It specialises in the selling of clothing and
luxury food products. M&S was founded by Michael Marks and
Thomas Spencer in Leeds.
Role Oracle DBA
• Creation and maintenance of oracle databases
• Experience in Oracle HA (highly available) database
environments & solutions such as RAC & Golden Gate database
replication (active/passive & active/active).
• Privileges, Roles and Users Management
• RMAN backup and restore
• Export & Import of tables, schema and database using logical
and datapump
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5. • Troubleshooting with problems regarding the databases and
applications
• Tuning of the database instances.
• ADDM and AWR reports generation
• Performing Health check of Oracle databases
Solution
Environment
Operating system : Windows 2008, AIX, Red hat Linux
Database : Oracle 10g/11g
Project Rolls-Royce
Customers Rolls-royce,Baxa,Morgan Stanley
Period Aug-2010to Jul-2012
Description Rolls-Royce is committed to the marine market and maintaining
its world leading position in the design, development, supply
and support of products and systems for commercial and naval
customers worldwide
Role Oracle DBA
• Oracle RAC installation
• Creation and maintenance of oracle databases
• Dataguard implementation and maintenance.
• Privileges, Roles and Users Management
• RMAN backup and restore
• Export & Import of tables, schema and database using logical
and datapump
• Troubleshooting with problems regarding the databases and
applications
• Tuning of the database instances.
• Statspack, ADDM and AWR reports generation
• Pre-patch analysis for the patches and document preparation
with pre and post installation steps
• Performing Health check of Oracle databases
• Database Migration(HPUX to Windows) and upgrade
Solution
Environment
Operating system : Windows 2000,HP-UX,Solaris,RedHatLinux
Database : Oracle 10g/11g
Tools SQL *Plus, OEM, TOAD, RMAN, Exp / Imp, SQLDR.
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6. Project Sreeven Infocom
Customer RTA
Period Dec-2008 to Aug-2010
Description This project is one of the successful e-Governance Projects of the
Government of Andhra Pradesh. This project consists of automation of
all Road Transport Authority activities. We deal with the
implementation and Database maintenance of the project.
Role
• Creating and maintaining all Databases required for
development, testing, staging and production usage
• Performing RMAN backup and Restore in different instances
• Supporting issues as per SLA
• Privileges, Roles and Users Management
• Segment Space & Extent management
• Export & Import tables, schema & database
• Preparing Known Error Database ( KEDB )
• Weekly once Production bounce
Solution
Environment
Operating system : Windows XP/2000,HP Unix, Solaris
Languages : Unix, SQL
Database : Oracle 10g / 9i
Tools TOAD, Developer 2000(D2K)
Project BASIC (Beneficiary Automatic Services in Civil Supplies)
Customer APCS (Andhra Pradesh Civil Supplies Department)
Period June-2008 to Nov - 2008
Description The above project is one of the successful E-Governance
Projects of the Government of Andhra Pradesh. The project
completely automates APCS activities, which includes issuing
Fresh/Duplicate/Conversion of Ration Cards, Crystal Reports.
Role Offshore DBA
• L1 support in database administration
• Maintenance of Oracle database and objects
• Monitoring backups
• Checking alert logs for errors
• Space management
• Generating ADDM and AWR reports
Solution
Environment
Operating system : Windows XP/2000, Linux
Database : Oracle 10g.
Tools SQL developer
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