1. RAVIN SHARMA
Delhi,India| 91-9958113308 | ravin.sharma15@gmail.com
SUMMARY
Work experienceof 7.5 yearsasa databaseadministratorin TataConsultancy Services.
My currentroleisDatabaseAdministratorfor NETEZZAand ORACLEdatabases.
Supporting20operational NETEZZAservershosting100+databases.Supportingall
three NPS models - Mustang,TWINFINNandStriper.
Supporting4 to 6 operational ORACLEdatabases.Supportinginall typeof environments
PROD,DEV, QA, and UAT.
Started administration of CLOUDERAHADOOP of versionCDH5 for various
environments.
COMPUTER SKILLS
Languages
· POSTGRES SQL,shell scripting
Software
· NETEZZA NPS 4.6.2,NPS 4.6.8,NPS 5.0.1,NPS 6.0.5,NPS 6.0.8,NPS 7.0.1,NPS 7.0.2
· ORACLE 10g(10.2.0.2),11gR2(11.2.0.2,11.2.0.3.0)
· DB visualizer,SQLDeveloper,NETEZZAAGINITYworkbench,NETEZZAAdmin GUI
· REDHAT LINUX, Windows2000,2003,XP,2007

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EXPERIENCE
April 2008 to till
date
Role: HADOOP, NETEZZA AND ORACLE DBA, Company: TCS, Client: THE NEILSEN
COMPANY
Work as DBA for Nielsen Client for the Past 7years.Supporting several
QA/DEV/UAT and PROD environment. Started with NETEZZA and now supporting
ORACLE database as well for various ONSHORE and OFFSHORE APPDEV teams on
their day to day activities. Client is a survey base company which has several
datacenters around globe and setup APPDEV team to support end to end support
for the various web tools and online web portals for data analytics.
NETEZZA ROLES AND RESPONSBILITY
· Databasecopy or migration from one NETEZZA server to another NETEZZA server
· Databasereplication within a given NETEZZA server
· User, security group, resource group creation and management.
· Planning,Managingand Administer databasebackups
· Managingand Administer database/table restore
· NPS databaseresourcemanagement
· Scheduling,Managingand AdministeringHardware related maintenance task.
· Resolvingall types of NETEZZA incidents,independently or with the assistanceof
IBM
· Creating/schedulingmonitoringshell scriptin LINUX
· NETEZZA databaseperformance tuning
ORACLE ROLES AND RESPNOSIBILITY
· Have working knowledge of oracleinstallations.
· Have working knowledge of OracleDatabaseArchitecture (10G/11G).
· Have working knowledge of User Management.
· Have working knowledge of Table spaceManagement.
· Have working knowledge of Control files Management, Redo logfiles management
and Archive log files Management.
· Have working knowledge of user management and oracleflashback technology.
· Have working knowledge of OracleNetworking (Configuring LISTENER.ORA and
TNSNAME.ORA file).
· Configuringand managingphysical standby databaseserver.
· Cloningthe databaseserver.
· ManagingAutomatic Storage Management through instanceand command line
utility likeASMCMD.
· Have good knowledge of oraclebackup and recovery usingboth user based and
RMAN and physical aswell as logical.
· Patchingand up gradation of oracledatabaseserver usingpatch sets (from 10G to
11G)
· Configuringand Administratinginstancemanually and through OEM.

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CLOUDERA HADOOP
· Installation & Configuration Management of a multi node HADOOP cluster
· Install operatingsystemand HADOOP updates, patches,version upgrades when
required.
· setting up Linux users,setting up Kerberos and testing HDFS, Hive, Pigand Map
Reduce access for the new users
· HDFS supportand maintenance.
· Monitor HADOOP cluster connectivity and security
Manage and review HADOOP logfiles.
EDUCATION
June 2007 BachelorOf Computer Application(B.C.A.), PUNJABTECHNICALUniversity
January 2012 Masters Of Computer Application (M.C.A.), SIKKIMMANIPALUniversity