HIMANSU SEKHAR MISHRA
Door No:66
1st
Main
Lower Palace Orchards
Sadashivnagar Banglore 80
Cell: 91-9886529496
E- mail:hs_mitu@yahoo.com
OBJECTIVE
To obtain a challenging position in a growing environment that will utilize my knowledge
and work experience in developing applications & managing databases using Oracle in a
heterogeneous environment on Sun Solaris/HP Unix platform.
TECHNICAL SKILLS
Databases:
Administration
Tools:
PL/SQL
Operating Systems:
Others:
Oracle 9.2.0
Server Manager, Enterprise Manager,Oracle Management
Server, Recovery Manager, SQL*Plus, SQL*Loader,
Import/Export.
Languages:
SQL,
Sun Solaris 8, HP unix, Windows NT 4.0,
Windows 2000/XP.
MS Office, Dos.
PROFESSIONAL SUMMARY
He has over 2.2 years of extensive experience as an Oracle DBA in Satyam Computer
Services LTD. from sept 2003 till date on various platforms such as SUN Solaris, HP
Unix and Windows NT/2000.
ORACLE (9i) DBA – Installation of Oracle Server, Oracle9.2.0 on Windows NT/2000, HP Unix
and Sun Solaris8.
Proficient in Installation of Oracle 10g in Windows environment.
Having a good experience in disaster recovery, administration, backup and recovery, user
management, import and export, plan maintenance, stored procedure, trigger, and security.
Having good knowledge of performance tuning that includes applications tuning, design
tuning, memory tuning, I/O tuning, and SQL and PL/SQL optimization. Proficient in SQL
tuning using Explain Plan, Autotrace and tkprof utilities. Used utlbstat.sql and
utlestat.sql extensively for overall
database performance.
Expert in database creation, backup (full and incremental) and recovery, troubleshooting,
management of log files, tablespaces, rollback segments & physical storage, database
security - creation, monitoring and management of database users, creation & management
of user profiles, granting/revoking of system/object privileges, management of roles &
resources.
EXPERIENCE
SATYAM COMPUTER SERVICES LTD.
Project Name: DST - Customer Account Financial Management 1.5
Client : DST Innovis Inc., Charlotte, NC, USA, , USA
DB Setup
DB Refreshment
DDL and DML upgradation of DB
Tuning of Database after testing before making it online.
Managing of Tablespace for different user by granting quota on Default & Temporary Table
spaces.
Managing Redo log files in archive log mode for online backup.
Tuning of databases to reduce fragmentation.
Writing PL/SQL stored procedures, functions, triggers to meet new features to be
incorporated in the system to implements business rules.
Maintaining constraints,
Creating users and their profiles.
Taking Backup & Recovery of Database Using Logical (Exp & Imp) &
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Physical (Online & Offline) Backup.
Continuous monitoring of Oracle Buffers and identifying any bottlenecks hindering the
performance of the database.
Monitoring the CPU usage, IO statistics, CPU time to identify any OS level performance
killers.
Regularly updating the Cost Based Optimizer statistics for optimum performance.
Taking Report Day to day for Checking Performance of Database Using Oracle Scripts
UTLBSTAT and UTLESTAT and tune database by examining report file generated by UTLESTAT.
Creation of database indexes on certain tables to improve query performance after
thoroughly testing the same in the development environment.
Analyzing the schemas of DB to increase performance
Being Support for all DB activities for the Development Team at offshore.
Maintaining the DB servers.
Maintaining the Data Dictionary.
Understand and analyze the requirements and Change Requests
regarding Data Base changes and Design the DB scripts at offshore
and Deliver them to onsite Team..
Working closely with client DBA in order to design the change requests.
Responsible for communication between onsite and offshore for Data Base issues.
Project Name: DST - Pegasus Commision Processing System
Client : Sun Micro System
Contribution:
1.Installation of Oracle 10g on Windows environment.
2.Creating Databases on 10g.
3.Configuring OEM for the created Databases.
4.Creation of Standby Databases for a given Primary Database.
5.Implemeting Archive Log shipping between Primary and Standby.
6.Implementing Redo Shipping for zero Data Loss.
7.Implementing failover Process where Standby takes the Role of Primary
Database when the Primary is crashed.
8.Implementation of Automatic Recovery
9.Implementation of Flashback Recovery
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EDUCATION
COLLEGE OF ENGINEERING & TECHNOLOGY
UNIVERSITY- BIJU PATTNAIK UNIVERSITY OF TECHNOLOGY, ORISSA.
MCA, 2003
PERSONAL DETAILS
Dob:05-05-1980 Passport No: E7934642 Valid upto: 12/04/20014
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