Oracle Database Administration

1. Oracle Database Administration

2. course objective After completing this course you should be able to: • administrate an Oracle DB • configure the DB for an application • employ basic monitoring procedure • implement a backup and recovery procedure Rana Almurshed

3. DBA Course Info • Website • http://331IT.wordpress.com/ • Reference books • Oracle Database 11g DBA Handbook • Beginning Oracle Database 11g Administration: From Novice to Professional • DBA grades • Evaluation 5% • Final lab 5% Rana Almurshed

4. Outline • Learn about Database administration • Database administration • Database administrator • Task, Role, Skills… • Identify the main DBA tools in the Oracle10g software suite Rana Almurshed

5. Database Administration

6. Managing the Data is crucial Rana Almurshed

7. Database Administration • Database Administration: A technical function that is responsible for physical database design and for dealing with technical issues such as security enforcement, database performance, and backup and recovery Rana Almurshed

8. Database Administration • Database Administration • Size and Role varies from company to company • DBA’s function is very dynamic • Distributed Databases • Internet Databases • Object Oriented databases • Sophistication and Power of the DBMS packages Rana Almurshed

9. DBA • A database administrator (DBA) is a person responsible for the design, implementation, maintenance and repair of an organization's database. Rana Almurshed

10. DBA tasks • Install and upgrade the DBMS software on the server • Optimize database performance • Create and maintain user accounts • Monitor data storage space • Start and shut down the database • Perform backup and recovery operations Rana Almurshed

11. DBA tasks • Install and upgrade developer client utilities • Deploy finished database applications to users • Assist developers in designing and creating database tables • Assist developers in designing and creating form and report components and integrated database applications • Assist in testing and debugging new applications • Assist in training developers and users Rana Almurshed

12. DBA Role Liaison with: • Management • enterprise objectives • time constraints for development • budget constraints • future plans • organizational changes Rana Almurshed

13. DBA Role Liaison with: • Users • data requirements • application priorities • ownership of data • archiving requirements • documentation • response times Rana Almurshed

14. DBA Role Liaison with: • Application Development Staff • security/privacy controls • education/training • data integrity rules • housekeeping programs • information about the database • test plans etc. Rana Almurshed

15. DBA Role Liaison with: • Operations Staff • availability requirements • batch job priorities • security procedures • error recovery requirements • performance monitoring etc. Rana Almurshed

16. DBA Role Liaison with: • Software Vendors • Education/training needs • Hardware requirements • documentation • service support & maintenance • utilities etc. Rana Almurshed

17. DBA Role Liaison with: • Hardware Vendors • hardware capabilities • expansion capability • incompatibility with any existing hardware • servicing requirements • training • equipment failure Rana Almurshed

18. Knowledge and Skills • DBAs : • keep up with the complexities of database technologies • have well-developed interpersonal and communication skills • have an ability to understand data and how it will be used • possess good process management and problem solving skills • enjoy working within a team Rana Almurshed

19. Knowledge and Skills • DBAs : • are customer focused • enjoy troubleshooting • are critical thinkers and can use logic and reason to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems • are active listeners and can give full attention to what people are saying and take the time to understand the points being made Rana Almurshed

20. DBAs possess good problem solving skills Rana Almurshed

21. DBA tools in the Oracle10g

22. Oracle10g • The Oracle10g RDBMS software suite includes everything you need to build/maintain a relational DB • The basic software: • Runs the database engine • Manages the data storage for all information in the database • Provides tools to manage users, tables, data integrity, backups, and basic data entry • Includes additional tools and utilities that help monitor the performance and security of the database Rana Almurshed

23. Overview of DBA Tools • Many of these tools become integrated in: • Central workspace • Enterprise Manager console • Database Control • Grid Control • Tools give you a way to work on the database • In a Windows-style environment • You must also understand how to work directly from the command line Rana Almurshed

24. Tools for Administering an Oracle Database • Oracle Universal Installer • Database Configuration Assistant • Database Upgrade Assistant • Oracle Net Manager • Oracle Net Configuration Assistant • Oracle Enterprise Manager • Server Control Utility • SQL *Plus • Recovery Manager • Data Pump • SQL *Loader Rana Almurshed

25. References • http://en.wikipedia.org/wiki/Database_administrator • http://www.acs.org.au/ictcareers/index.cfm?action=show&conID=200707200948211895 • Oracle 10g Database Administrator: Implementation and Administration • Modern Database Management • Database Administration • A Guide to Oracle 9i • Database Users & Administration • Oracle 11g Student Guide Rana Almurshed