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Dinesh Babu Cell: +91-9008616679. Email: [email protected] LinkedIn: in.linkedin.com/in/dineshbabunemalidamodaram SUMMARY OF QUALIFICATIONS ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● ● Expertise and Experience in Performance Tuning. Expert in Oracle Exadata storage servers V1/V2/X2-2/X2-8/X3-2/X3-8/X4-2/X4-8 families. Expert in Oracle Database Appliance (ODA) V1/X3-2/ X4-2/ X5-2 families Experience in oracle 8i/9i/10g/11g/12c, RAC installation, administration, production support, configuration, upgrades, patches, space management, database security, performance tuning, troubleshooting, database design, UNIX shell scripting and documentation. Extensive experience working in large data warehouse, DSS and ETL environments (especially Siperian). Experience working with Sybase database and migrating data from Sybase database to oracle database. Expert in installation, maintenance and tuning of Oracle 10g RAC software with ASM and OCFS2 file systems. Worked on Netteza Appliance for huge data warehouse environment right from user creation to database setup. Installed oracle database server on Solaris 8/9/10, HP-UX, Tru64 Unix, IBM AIX 5.2/5.3 Linux and Windows environment and migration of oracle servers betweens 8i, 9i,10g & 11g also applied oracle patches. Expert in working on ORACLE GOLDEN GATE, and two types of standby databases supported by DATAGUARD, logical standby and physical standby databases. Expert in implementing development, testing, staging, production, RAC and standby databases for OLTP, DSS and Data Warehousing using customized shell scripts. Worked on very large databases (2TB) with 23 servers including 5 productions, 12 development databases. Proficient knowledge in RMAN backups (Full, incremental and cumulative) and recovery, incomplete recovery and disaster recovery. Excellent knowledge in SQL, PL/SQL, Partitioning, OLAP, logical and Physical Database design, procedures, Functions, Packages, Database triggers. Extensive knowledge of Oracle Architecture, SGA, PGA, Binary structure, Listener, TNS Names, SQL Net, V$, DBA views. Excellent knowledge in Hot/Cold Backup, Recovery and Cloning of databases using RMAN. Implemented and delivered core edge technologies of Oracle 10g(TOAD, 9.5, OEM, Grid Control) Oracle database capacity planning, space management, storage allocation and different type of storage structure like (ZFS/SAN/NAS). Expert in SQL*Loader, export/import and data pump import to load data into tables. Expert in Performance Tuning i.e. tuning applications, shared pool, I/O distribution, rollback segments, buffer cache and redo mechanisms. Expertise in SQL tuning services with EXPLAIN PLAN, TKPROF, STATSPACK, SQL TRACE, AWR, ADDM to collect and maintain performance statistics and improve the database performance. Expertise as On-Call 24x7 production DBA and application/development DBA and oracle support processes for technical requests through Meta link and other support Procedures. UNIX shell scripts for hot backups, SQL*Loader, export and import of database. ● Excellent interpersonal and strong analytical, problem-solving skills with customer service oriented attitude. A very good team player, self motivated, dedicated in any work environment. TECHNICAL QUALIFICATION Operating Systems Sun Solaris 2.5, 2.6, 8, 9, 10, Red Hat Linux RHEL 2.1, 3.x, 4.x, 5.x and Windows 95/98/NT/2000/XP, Oracle Linux 5, 6. Languages SQL, PL/SQL, UNIX Shell Scripting. RDBMS Tools/Utilities Oracle 12c/11g/10g/9i RMAN, OEM, SQL*Loader, ASM, Export/Import, Management, ODBC, Data pump, Dataguard. Tuning Tools TOAD, Patch SPM, SQLT, SQL MONITOR, TKPROF, EXPLAIN PLAN, STATSPACK, AWR, ADDM EDUCATION ● ● M.C.A, Madras University, 2007; Percent: 74% Bsc, Bachelors in Computer Science, Madras University, 2004. ROLES & RESPONSIBILITIES Being the primary contact between to the Application Development team for all matters related to the application database. My main responsibility was to see that any code(PL/SQL code or any database changes) going into Production doesn’t have any issues(performance included).Assisting the developers in code trouble shooting, change request related issues, capacity planning, database refreshes etc.. On Call Production Support 24x7. Extensive work experience on Single instance, Oracle RAC databases in both OLTP and OLAP environments. Good working knowledge of Oracle Golden Gate. Worked on Golden gate project in current project which had 6 data guards and 6 RAC clusters across which Replication was being done. The amount of data being replicated is approximately 70GB on a daily basis. Installation of 10g and 11g binaries and upgrading all the 10.2.0.4 binaries to Oracle 11gR2. Customizing the oracle database according to the Application requirements such as Data warehouse and OLTP systems. Installed Oracle 10g Enterprise Manager (OEM/Grid Control) for diagnosing and monitoring performance related problems and configured with Applications servers on databases. Performing capacity planning by coordinating between the various parties involved. Extensively worked on performance tuning at both database and SQL level. Data transfer between various platforms using various tools such as exp/imp, data pump and sqlloader. Writing PL/SQL Procedures and functions. Writing shell scripts to automate the data loading. Improved the performance of database by creating and managing database objects such as tables, Indexes, Partition tables, Index Organized tables, material views and views. Supporting Informatica and OBIEE application and other SLA requirements. Handling large database environments (Data warehouse) using ETL tool and Oracle Enterprise Manager (OEM), Grid Control on daily basis observing the performance of the production database and constantly active regarding performance and space management issues and accordingly providing on-fly solutions to make database healthy and tuning. Implemented Range, List Partitions, Hash Sub Partitions, creating and refreshing materialized views. Write scripts for Creation of users, creation and assignment of roles analyze space requirements and maintain table spaces and other database objects and also did the patch management for oracle upgrade. PROFESSIONAL EXPERIENCE NAME: HEWLETT PACKARD PERIOD: May 2015 –Till Date DESIGNATION: Exadata Database Administrator Product Name: Aviva Life Insurance Software and firmware maintenance of the Exadata storage servers in the Database machine including upgrades and patching Migrate EBS to Exadata/Exalogic -- Apps tier and database -- configuration, administration and tuning Migrate AIX, Solaris EBS to Exadata full rack and Exalogic Assist in migration of several systems to Exadata and Exalogic -- setup ASM, RAC, Cell Servers Represent Oracle team in Root cause analysis meetings related to severity-1 issues and CCB (change control board) meeting Apply Patches, Oracle installations, Perform database upgrades Setup Exadata for best practices and performance Setup Grid Control for Monitoring Exadata X3/X4 Installed Oracle 11g on Exadata X3/X4 -- provided performance tuning and optimization Migrate 11g to 12c Database, Upgrade 11,2 Rac to 12c RAC -- Configure Containers, Implement Audit Vault and new database security features NAME: ORACLE INDIA Pvt Ltd PERIOD: Oct 2012 – Jan 2015 DESIGNATION: Senior Software Engineer Product Name: Exadata Global Support Engineer Provide metalink support to the global customers of Oracle in resolving complex and critical issues with regard to Database Administration, Installation, Upgrade, Migration, Patching, Tuning, Corruption, Backup and Recovery, RAC, Dataguard, Oracle database utilities. Day to day activities involved providing highest level of support to the Oracle clients, collaborate with highly skilled client side Oracle DBA’s, connect to client databases via Oracle web conferencing tool to verify, troubleshoot and resolve complicated issues . Roles & Responsibilities: Exadata Storage Server /Compute Node Administration. ODA Bare metal / Virtualized setup Administration. Deep dive experience on OAKCLI / OAK Manager Install and configure Two node Rac 11gR2 (11.2.0.3) on Oracle Database Appliance (ODA) Release 2.X/3.X versions for Linux x86-64. Hardware Maintenance – Disk health check /Replacement. Exadata Patching on both compute node /database node / Infiniband firmware. Exadata Health Check using Different utilities like Exacheck /Sundiag etc. Bare Metal Restore /Cell Usb Rescues were carried on when Kernel crash / corrupted. Being a part of the Oracle Global Metalink Support Team provided highest level of technical support/assistance to more than 2,00,000 Oracle client databases (Production, UAT, Test, Dev) via the service requests raised with us via Metalink Installing, configuring and patching the Oracle database environments on Linux. Owning and resolving incidents/tickets by managing customer expectations throughout the incident lifecycle, in accordance with standards and assigned SLA's Maintaining product expertise in assigned cluster (DB Admin/Backup & Recovery/HA/Corruptions) Working towards, adopting and contributing to new processes and tools (Oracle Web Conference (OWC), Oracle Diagnostic Methodology, Health checks, Scripting tools etc) Contributing to knowledge management content creation and maintenance Participating in root cause and corrective action (RC/CA) activities defined within one’s cluster Working with development on product improvement programs (Testing, SRP, BETA programs etc) as required Operating within Oracle business processes/procedures and reducing escalations Operate in line with bug diagnosis/escalation team and the development team on resolution of Oracle database product specific bugs NAME: FIDELITY BUSINESS SERVICES INDIA Pvt Ltd (FIDELITY INVESTMENTS) PERIOD: July 2011 – Oct 2012 DESIGNATION: Senior Database Administrator Product Name: FIMT IST (PERFORMANCE KI) / FIXED INCOME Fidelity is a global financial-services firm that does business in investment banking, equity and fixed-income sales, research and trading, investment management, private equity, and private banking. This project is mainly concentrated on decommissioning all Sybase/AS400 databases and introduces Oracle, We had a great opportunity to work on Sybase replication and direct connect setup and Golden Gate replication. My roles and responsibilities in this project involved Installation, up-gradation, building the data warehouse from scratch, data loading, data partitioning and performance tuning. Roles & Responsibilities: Installation, upgradation and maintenance of oracle 10g/11gR2. Customizing the oracle database to data warehouse environment. Installed Oracle 10g Enterprise Manager (OEM/Grid Control) for diagnosing and monitoring performance related problems and configured with Applications servers on databases. Performing star transformations at the database level. Extensively worked on performance tuning at both database and SQL level. Data Migration as part of enterprise data warehouse project. Worked with import/export, export data pump/import data pump and SQL Loader. Writing PL/SQL Procedures and functions. Writing shell scripts to automate the data loading. Supporting Informatica and OBIEE application and other SLA requirements. Improved the performance of database by creating and managing database objects such as tables, Indexes, Partition tables, Index Organized tables, material views and views. Handling large database environments (Data warehouse) using ETL tool and Oracle Enterprise Manager (OEM), Grid Control on daily basis observing the performance of the production database and constantly active regarding performance and space management issues and accordingly providing on-fly solutions to make database healthy and tuning. Install, Upgrade and configure Oracle database for various 32-bit and 64-bit platforms like HP-UX, Solaris –Sun SPARC & Intel, MS Windows 2000. Used shell scripting for automation of job scripts, for Startup and Shutdown, Health Check of Databases, Analyzing tables and Rebuilding Indexes. Implemented Range, List Partitions, Hash Sub Partitions, creating and refreshing materialized views. Write scripts for Creation of users, creation and assignment of roles analyze space requirements and maintain tablespaces and other database objects and also did the patch management for oracle upgrade. Interacted with data modelers, developers, application owners for gathering the required information and resolving various issues. Diagnose and resolve performance, connectivity, security and database corruption issues in a critical production environment. Responsible for Load and Performance testing of the database servers and application servers, analysis and documentation of results. NAME: BA CONTINUUM SOLUTIONS Pvt Ltd (BANK OF AMERICA) PERIOD: July 2008 – July 2011 DESIGNATION: Analyst I - Apps Prog Product Name: GWMT C&AD (Global wealth Management for Client and Account data) It operates investment bank Merrill lynch and offers wealth management services through Merrill lynch Wealth. Bank of America bought the Merrill lynch investment banking and capital markets business. The scope of this project is to maintain Merrill lynch Bank of America client data and maintain the integrity, consistent and robustness of the databases. We handle each database POC for various upgrades and enhancements at business level with SLA. To maintain the integrity of the database we use a third party tool named Informatica (Formerly known as Siperian) .The data flow is controlled and backed up at regular intervals. The data comes from mainframes in csv flat files and get it loaded in our siperian landing tables where data cleansing and other activities happen. Roles & Responsibilities: 24x7 production support for several missions critical systems which utilize multiple Oracle 9i, 10g, 11g databases. Installation, maintenance and tuning of Oracle 10g RAC databases including ASM and CRS. Performed upgrades from Oracle 9.2.0.8 to 10.2.0.3 on Intel and HP boxes. Setup, configured and maintained oracle data guard (primary and standby databases) to ensure disaster recovery, high availability and data protection. Data Migration as part of enterprise data warehouse project. Personally responsible for performance, backup and recovery related issues of over 56 databases with 11 production, 23 development and 22 QA databases. Used shell scripting for automation of job scripts, for Startup and Shutdown, Health Check of Databases, Analyzing tables and Rebuilding Indexes. Worked on import/export, export data pump/import data pump and SQL Loader. Installed and Implemented Backup and Recovery Procedures, Implemented Hot, Cold, Logical backup plans. Installing and Configuring RMAN and Flash Recovery. Cloning databases using RMAN as well as scripts. Extensive Performance Tuning, Memory(SGA) Tuning UNIX shell scripting in csh, ksh to be controlled from Crontab Downsizing and defragmenting the Very Large Databases by export/ import, cloning those using RMAN duplicate features and then upgrading them Oracle 10g. Daily Health Check Up of the Database using STATSPACK, AWR, ADDM, TKPROF, explain plan. Used sql server for ecommerce applications. Load Balancing, Databases/Schemas/Table Re-Organization for faster performance using export/import & Move procedures. Data Refresh in Test and Integration Databases using Transportable Table spaces. Storage Management Managing space, Table spaces, Segments and Extents, Rollback Segments and Data Dictionary Monitored log apply rates, capturing diagnostic information, and detecting problems quickly with centralized monitoring, testing and performance tools in physical/logical databases. Installed Oracle 10g Enterprise Manager (OEM) (Grid Control) for diagnosing and monitoring performance related problems and configured with Applications servers on databases. Indexed at the database level and used pre-tuned queries at the application level to tune OLTP ACHIEVEMENTS ● ● ● ● ● ● ● Zeal Award - Certificate of Recognition for outstanding contribution and pursuit of excellence ( Bank of America) Bank of America Global Recognition (Silver Award) on accountability for outstanding performance Variable Performance Intensive Award – Performance year 2009 On the Spot Award ( Fidelity Investments ) 2012 You’ve Earned IT Award (Fidelity India ) 2012 Attended Exadata Trainings and Performance Tuning /RMAN /Oracle Database Appliance Trainings M2E: Bias for Action for Successful Exadata Patching and Delivery for Non-Platinum Customer. CERTIFICATIONS ● Oracle Database 12c Administrator Certified Professional ● Oracle Linux 6 Certified Implementation Specialist ● Oracle Database 11g Performance Tuning Certified Expert ● Oracle Exadata 11g Certified Implementation Specialist ● Oracle Database 11g Administrator Certified Professional ● Oracle Certified Expert, Oracle Real Application Clusters 11g and Grid Infrastructure Administrator ● Oracle Golden Gate 10 Certified Implementation Specialist ● Oracle Database 10g Administrator Certified Professional ● Oracle Database 10g Administrator Certified Associate PERSONAL DETAILS Full Name Visa Type Passport validity : Dinesh Babu Nemali Damodaram : B1 : Until 12/11/2017