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Database Administration ISQA 436

Database Administration ISQA 436. Winter 2004 Mark Freeman markf@pdx.edu. Database Administration ISQA 436. Syllabus Books Attendance Grading WebCT http://ce6hosting.webct.com/ Website http://web.pdx.edu/~markf/sba/isqa436. DATABASE Applications. Oracle 9i (v9.2.0.1.0)

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Database Administration ISQA 436

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  1. Database AdministrationISQA 436 Winter 2004 Mark Freeman markf@pdx.edu

  2. Database AdministrationISQA 436 • Syllabus • Books • Attendance • Grading • WebCT http://ce6hosting.webct.com/ • Website http://web.pdx.edu/~markf/sba/isqa436

  3. DATABASE Applications • Oracle 9i (v9.2.0.1.0) • Database server: SBALABS • You will be assigned a user account which you will create • SQL*Plus and SQL*Plus Worksheet • Enterprise Manager • Net configuration/management

  4. DATABASE • Remote connection • Oracle 9i client • Service • SBALABS • Host • IP Address (See install/config lab for details)

  5. What you should know • Basic SQL • INSERT, UPDATE and DELETE • SELECT • WHERE • ORDER BY • GROUP BY/HAVING • Joins (2 or 3 tables) • Basic DDL • CREATE, ALTER, DROP TABLE, etc

  6. What you should know • Referential Integrity • Primary and Foreign Keys • NULL • Know about: • Views • Functions, procedures, triggers • Indexes • Transactions

  7. WHAT WE WILL LEARN • Oracle Database Architecture • Administration • Backup and recovery • Storage management • Network management • Security management • PL/SQL programming • Internet database technology* *As time allows

  8. ORACLE TIMELINE* IBM employee E.F. Codd publishes theory of relational databases Oracle is founded by Larry Ellison, Bob Miner and Ed Oates Originally named SDL First commercial relational database is shipped! 1970 1974 1977 1978 1979 1980 Name changed to RSI Name changed to Oracle IBM develops System R UC Berkeley develops Ingres Neither becomes commercial before Oracle * Sources: http://math.hws.edu/vaughn/cpsc/343/2003/history.html http://www.oracle.com/corporate/history.html

  9. ORACLE TIMELINE Oracle begins development of Oracle Financials software Version 6.0 PL/SQL Oracle Financials released Version 3.0 on minicomputers written in C Version 6.2 Parallel Server 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 IBM releases DB2 Version 4.0 PC version Read consistency Version 5.0 Distributed database Client/server

  10. ORACLE TIMELINE Oracle becomes #1 database company for internet and ERP Oralce Applications ERP, Supply Chain, Manufacturing, etc.. Version 7.0 on Unix Very Large Databases (VLDB) Linux 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 $1 billion in sales Network PC Version 8.0, named Oracle8, Released 64-bit Oracle 8i Java OAS

  11. ORACLE TIMELINE Oracle 9i Release 2 Oracle 10g 2000 2001 2002 2003 2004 Oracle 9i Release 1 Internet Application Server (IAS)

  12. Important Oracle Resources • Online documentation • All of Oracle documentation is available online • Internet: http://otn.oracle.com/documentation/index.html • Requires a one-time registration, which is free • SBA labs: • Run N:\MapOracle.bat • O:\Documentation

  13. Important Oracle Resources • Online documentation • All of Oracle documentation is available online • Internet: http://otn.oracle.com/documentation/index.html • Requires a one-time registration, which is free • SBA labs: O:\Documentation • Useful documents for this class* • Oracle Database Concepts • Database Administrator’s Guide • SQL Reference • PL/SQL User Guide an Reference * There are more than 200 Oracle documentation manuals

  14. DATABASE ADMINISTRATOR • What is a DBA? • Database Administrator • Default Blame Accepter? • What does a DBA do?

  15. DATABASE ADMINISTRATOR • DBA tasks: • Database Design and Planning • Database Installation and Upgrade • Backup and Recovery • Storage Management • Security Management • Network Administration • Performance Tuning • On-call Emergency Crisis Management

  16. DATABASE DESIGN AND PLANNING • Capacity planning • Number and speed of CPU • Memory • Disk space • Size and distribution of data files • Network • Firewall • Concurrancy • Distributed databases • Database parameters • Sizing and resource allocation • Standby and test databases

  17. DATABASE INSTALLATION AND UPGRADE • What products to install • Configuring the operating system • memory parameters • Oracle acccount • filesystem • Installing/configuring database and web servers • Installing client software • Planning and performing upgrades

  18. BACKUP AND RECOVERY • Develop backup and recovery plan • Implement backup procedures • Test recovery plans • Schedule exports and other special-needs backups

  19. STORAGE MANAGEMENT • Ensure enough disk space and data files for growth • Monitor growth • Schedule database reorganizations

  20. SECURITY MANAGEMENT • Create database user accounts and roles • Grant and revoke privileges • Maintain operating system security • Network security • firewall • Web server security • Encryption

  21. NETWORK ADMINISTRATION • Server network configuration • Client network configuration • Distributed database configuration • Managing connection capacity

  22. PERFORMANCE TUNING • Monitor performance • response time • resource contention • CPU • Memory • Disk • Network • Adjust database parameters accordingly • Assist in SQL statement tuning

  23. ON-CALL CRISIS MANAGEMENT • Anticipate emergencies and take preventative measures • Respond to pager at 3am • Keep a cool head • Call Oracle for support • Minimize damage • Minimize downtime

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