IndukuriDBA_DWBsI_4

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Vijay Indukuri
Overview:
 Over 7+ years of industry experience with a record of achievement providing database
administration services within diverse industries.
 Proven experience in data/project life cycle management, management information
systems and business process re-engineering.
 Extensive experience in RDBMS upgrades, Patching, Capacity Planning,
Backup/Recovery solutions, Performance Tuning, Security Administration,
Database, Development and Project Management.
 Self-directed, self-motivated with strong problem solving and customer service skills.
 Good Analytical problem-solving skills, excellent verbal and written skills.
 Ability to troubleshoot technical issues in a web server environment including working
knowledge of Unix and exposure to networks.
 Good knowledge of Key performance indicators (KPIs) telecommunications,ecommerce domain and energy utilities projects.
 Attention to detail, as well as strong organizational and communication skills have
resulted in successful projects that are delivered on schedule and within budget.
 standardize, virtualize, consolidate, and automate using 10g Grid (Oracle
enterprise manger)
 Ability to identify and resolve issues before they become problems allows the
implementation team to remain focused on a successful implementation.
 Managed and prioritized multiple projects and held responsibility for scheduling by
deadlines.
 Good experience in handling VLDB’s(Multi terabyte databases) & Partitioning of
Databases ( like OLAP,OLTP and DSS)
 Strong experience on IBM AIX v 5.3 (scripting & administration) and HP-UX
 Datastage cerified professional 7.5.1 A
 Good knowlwedge of ETL and datawarehousing projects.
Technical Experience:
RDBMS: Oracle 8.1.7, 9.2.0.6 and 10.2.0.2/10.2.0.4
Backup Tools: RMAN, Veritas storage checkpoints
Programming: SQL, PL/SQL and Unix-Shell
Development Tools: TOAD, Oracle10g Enterprise Manager Grid Control, BMC Patrol,
SQL Expert, Hyperion Essbase, Business Objects 5.1, 6.0, CA Erwin
Operating Platforms: Sun Solaris 6/9, Redhat AS (x86_64), IBM AIX 5.x and Windows
2000/2003
Hardware Systems: Sun, DELL, HP
Domain Knowledge: Telecommunicatons,Energy Utilities.
Oracle Utilities: emctl, exp/imp, opatch, rman, sql*loader, tkprof etc..
Protocol: TCP/IP, FTP, TELNET, SSH, Net 8
Office: Word, Excel, Project, Powerpoint, Outlook, Visio.
Vijay Indukuri
IBM Tools: Uni Data database, Datastage 6.0, 7.5.1 A Parallel Extender,Lotus
Notes Mail Server.
Professional Experience:
K Source Inc. Troy, MI
Oracle Database Administrator
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(Jan ‘06 - Present)
Support and maintain several 24X7 Oracle9i (9.2.0.6) and Oracle10g (10.1.2.0.2)
database instances.
Perform database maintenance and modifications to ensure databases are operational,
as well as diagnose and correct any database environment problems, monitor database
usage, and report on database performance and system availability.
Identified and tuned several slow performing queries and resolved the performance
issues.
Used Erwin for data modelling ,designing and deployment of schemas.
Provide application documentation, maintenance and troubleshooting, as well as user
training and support.
Good knowledge and hands of experience on FLASHBACK, RECYCLEBIN,
statspack(AWR) reports and Dataguard configuration, new feautres of 10 g.
Extensively used V$Views and DBA_views to gather database information time to
time
Manage user security on the databases.
Managing the High-Availability Environment(DataGuard,Patches and maintain
system base lines) with Oracle Grid Control.
Handling day-to-day production support issues and Provide 24X7 on call production
support.
Contacted oracle for opening oracle Technical assistance Requests.
Advice on all databases related matters in order to improve efficiency or to improve
business requirement.
Participate in the definition, documentation and application of our Coding and Naming
Standards.
Upgraded multiple Oracle8i (8.1.7.4) database servers to Oracle9i (9.2.0.6) and
Oracle9i (9.2.0.6) database servers to Oracle10g (10.1.0.2.0).
Experienced in supporting Oracle 10g Production Databases.
At least 2 years experience with Data Guard in a production environment.
Administers and maintains and supports production database environments along with
multiple QA and development environments.
Plan and implement database upgrades as needed.
Good knowledge of shell scripting ksh/bsh for automation of nightly jobs.
Ability to analyze and resolve database performance issues, database capacity issues,
replication, and other distributed data issues.
Administers, maintains, and implements policies and procedures for ensuring the
Availability, security and integrity of all company databases.
Vijay Indukuri
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Coordinate with technical project managers, PL/SQL developers, and DBA Team to
ensure database performance and reliability.
Identify the bottlenecks by gather the performance statics and tuning the
databases.(Perfstat,statspack,AWR and explainplan)
Contribute to the ongoing development of technology and production processes
company-wide.
Regular communication to management concerning a project's status, potential risks,
concerns, problems, and needs.
Keep abreast of new design tools, hardware, software, and technology and make
recommendations for future deployment.
Write custom scripts to automate various daily DBA operations.
Document and improve existing processes.
Experience with Shell scripting.
Experience with external storage arrays, fiber channel switches and HBAs and
SCSI raid storage devices.
IBM Global Services, (Ni Source Inc) IN
Oracle Database Administrator
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(Nov ‘04 – Dec`05)
Designed and Implemented Enterprise Database Management Systems
Development/Test/QA/Production environments.
Worked on SAP implementation projects.
Working with developers, analysts and end-users to resolve issues/bugs.
Initiating and following-up with Oracle TAR's to resolve various issues.
Write korn shell and perl scripts to automate the daily maintenance tasks.
for
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Monitoring the growth of the database objects, de-fragmentation of database objects,
capacity planning and calculated required disk and memory requirements for production
systems.
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Worked on IBM-DB2 environments to query the DB2 databses for source data.
Project hardware, software and resource needs for completion of projects.
Applying mandatory and recommended database, application and security patches.
Work with the operations manager in the creation of change control procedures and
policies for the production environment.
Gathering statistics for performance tuning and identifying performance bottlenecks.
Perform general technical trouble shooting and give consultation to development teams.
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Identifying and eliminating different contention factors like I/O,buffers,locks and latches
in the database.
Used new 8(i) / 9(i) / 10(g) features in the Design and Development of required
Schemas (Extent Management Locally managed tablespaces, Hash
partitioning, Automatic Undo Management, Materialized Views, ASM
(Autmatics Storage Management) etc…
Implemented Table and Index Range/Hash Partitioning for multi gigabyte tables.
Estimating and properly sizing data, index and rollback segments and improving
the performance by avoiding dynamic allocation and shrinking of extents.
Vijay Indukuri
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Good Co-ordination with System Administrators and Network Administrators to achieve
zero down time and better server performance.
Providing updates to project management informally, as needed, and formally during
weekly project team status meeting.
Handling database instance refreshes on as-needed basis.
Analyzing scope of the project requests, timeline for deployment, resources and priority.
Monitoring tablespaces and datafiles as well as data and index segments.
Tuning 9i database parameters and settings (init. ora) for optimal performance.
Managing Oracle licensing, recommending purchases and upgrades to thrid party
software. Gathering requirements, configuring the environment, and training core team
throughout all project phases.
IBM Global Services, Airtel
(Apr ‘01 to Oct ’04)
Database Administrator & ETL DataStage. Datawarehouse EIS
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Planning and testing database backups, media/object recovery in the event of any
database crash or user accidents. Handled on-line & off-line backup & recovery using
Oracle RMAN.
Performed activities such as Query Optimization, Database Consistency Monitoring and
Disaster Recovery in Oracle environment.
Supported e-commerce applications like airtel portal.
Ensuring Database security and integrity with auditing features, and security for
consistency and reliability.
Monitoring the databases and database space management.
Management of Rollback Segments such as dropping/creation and modification of
storage parameters depending on the applications.
Queried Unidata database objects and written SQL statements to retrive information
from Universe of datastage.
Designed Jobs to load the IBM UDB DB2 database on AIX IBM server.
Implemented reliable backup procedures by coding and automating the cold-logical
backups using Unix Shell scripts.
Assisted UNIX admins with setting up shared memory parameters for optimal
performance of Oracle databases.
Database monitoring and performed backup and recovery using export/import and
Oracle RMAN.
Installing/Configuring of Net 8 / SQL* Net on Server and Client machines using TCP/IP
Protocol.
Accelerated the I/O performance by distributing Data files and Redo Log files.
Streamlining SQL and optimizing queries of various users, loading data from flat files
using SQL* Loader.
Expert knowledge and understanding of physical and logical database design, I/O
subsystems and RAID systems.
Vijay Indukuri
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Thorough understanding of concepts such as parallel query, partitioned tables and
indexes, cost-based and rule based optimizers, explain plan and TKProf , hot and cold
backups and storage management.
 Monitoring the backup log files and other performance monitoring log files.
 Preparing reports of the daily activities to ensure completeness of data entry.
 Responsible for properly sizing data, index and rollback segments and improving the
performance by avoiding dynamic allocation and shrinking of extents.
Developer
 Designed the Data Warehouse and did dimensional modeling for the given star schema.
 Used the Data Stage Designer to develop processes for extracting, cleaning, conforming
and delivering into data warehouse database.
 To develop ETL jobs to extract the data from various input formats such as Flat files and
Oracle database.
 Used various stages like ODBC, Aggregator, Transformer, Hashed file, sequential file
Pivot, Merge, Orabulkload.
 Used ODBC and Hash File Stage lookups for daily reload and update of data.
 Used Data Stage Director and its run-time engine to schedule jobs, compile, creating
batch and viewing the log statistics.
 Involved in implementing Job Sequence (dependencies of ETL) for running ETL using
New Job Sequence using Job Activity, Nested Condition, Notification Activity and
Sequencer.
 Testing ETL using debugger for error correction and Performed Hashed file Tuning in the
Designed jobs, set the Environmental variables, Stage variables and used Shared
container.
 Used Datastage Manager for importing metadata from repository, releasing and packing
for further use in other Data Stage system.
Education:
Bachelors in Engineering (Electronis and Communications)
University of Madras, INDIA
REFERENCES: Available upon request.
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