Oracle Dba Resume
SUMMARY
- Oracle Certified Professional with 3+ years of IT Experience.
- 3+ years as Database Administrator with demonstrated expertise in installation, configuration, administration and Production Servers maintenance of Oracle 11g/10g/9i.
- Expertise and interests include Database infrastructure Design, Administration, Performance Analysis, and Production Support for Large (VLDB) and Complex Databases.
- Used SQLPLUS PL/SQL, RMAN utility and SQL Tuning Advisor.
- Using EXPDP and IMPDP for export and import. Using SQL*Loader to load external data in database table based on requirement.
- Expertise in RMAN and Oracle Backup and Recovery.
- Design Relational Databases model and Implementation as per business needs.
- Audited the activities for data access & security issues for production, testing and development database.
- Strong knowledge in SQL, PL/SQL programming and debugging and strong UNIX, Linux Shell scripting experience.
- Experience in Batch processes, Import, Export, Backup, DB Monitoring tools and Application support.
- Expertise in very large Oracle databases of sizes up to 10 TB and experience in Oracle migration from 10g to 11g.
- Ability to adapt quickly to changing environments.
- Excellent communication and inter - personal skills.
- Accustomed to work in a team environment.
TECHNICAL SKILLS
Operating Systems: UNIX, Windows 98/2000/XP, Vista.
Programming Languages: Oracle PL/ SQL, SQL, UNIX shell scripting
Databases: Oracle 11g/10g, 9i/8i, MS Access 2000/97, MS SQL Server
Case Tools: Designer 2000, Developer 2000, Toad, Ultraedit.
Reporting Tools: Oracle Business Intelligence, Oracle Reports, Cognos
ETL Tools: Informatica, Talend
Utilities: SQL Loader, Tkprof, Explain Plan, Microsoft Office
Versioning Tools: SVN, Accurev
PROFESSIONAL EXPERIENCE
Confidential
Oracle DBA
Responsibilities:
- Implemented Oracle many Standalone Oracle 11g/10g/9i server as part of Agencies Data center migration.
- Upgraded the database to 10.2.0.4 from 10.2.0.1 version using Patchset.
- Upgrade Database from 10.2.0.4 to 11.2.0.4.
- Backup and restore using RMAN utilities, Disaster Recovery testing, recovery Catalog and refreshing databases on multiple environment.
- Oracle performance tuning support pack and RMAN, Oracle Universal Installer, RMAN backup and recovery strategy using incrementally updated image copy backup.
- AWR report generation and wait analysis for performance.
- Expdp and impdp utility for exporting database across 10g and 11g version. Using version parameter for version compatibility. Using various other parameters for exporting and importing.
- Writing SQL and PL/SQL for developmental work to support the product development team. Using arrays in PL/SQL and bulk collect and fetch limit to optimize PL/SQL code. Working with developers to optimize SQL queries.
- Using and recommending partition if requires for large tables.
- Setting up materialized view for aggregate data summary.
- Good Understanding of Oracle SCM development standards and guidelines
- Create Oracle EBS DB
Environment: Oracle 11g/10g/9i, Win 2008/03 Oracle unbreakable Linux 5, IIS, FTP, DTS, SSIS, ASP, XSL, XML Web Services, CSS, IIS 7/6, SSRS, SSAS. RMAN, ASM, DATAPUMPInstallation
Confidential
Responsibilities:
- Install Oracle 11g, 10g, configure and upgrading databases to higher version
- Maintenance/Support
- Provided 24X7 on-call support to maintain all databases in production and development environments
- Database maintenance, upgrades, and patches releases
- Manage database users and security
- Implemented ORACLE TDE
- Support job processing, scheduling, real-time management, troubleshooting and storage configuration
- Capacity Management for existing databases
- Day to day database administration tasks
- Handled client escalations related to database activities
- Cloning Database from production to development
- Physical and Logical backups using RMAN
- Standby database setup and maintenance
- Utilized Oracle Metalink for technical support
- Write extensive SQL/PL-SQL code for business needs
- Implement Triggers, sequences, functions.
- Proactive database monitoring using custom built SQL/PL-SQL and Unix scripts
- Identify, trace and tune SQL queries for better performance
- Database and application developer’s problems troubleshooting
- Application and SQL query tuning to help development team
- Helped application development team in tuning and testing queries
- Parallel query execution
- Proper setting of Kernel parameters
- Tablespace fragmentation checks and reorganization of tables
- Design, Document, implement Database Maintenance Plan
- Document processes and procedures for reuse
- Improved standards and guidelines for database changes and application development
- Adhered to predefined deliverables and SLA’s
- Managed onsite and offshore co-ordination and communication
- Design, Developed, Document, Implement and Monitor Backup and Recovery Operations (Using RMAN)