Presentation of chapter 1 Oracle 11g DBA Fundamentals of courseware oracle 11g 2 day DBA. It contains 3D graphics and music with instructor based speech. This is demo of Learn by Presenation series of expert remote DBA support team of Dbametrix.com
1. DBAMETRIX Solutions Oracle Database 11g: 2 day DBA Chapter-1: Oracle DBA fundamentals Learn By Presentation
2. Oracle DBA Learn by Presentation Series DBA “Learn By Presentation” series offered by DBAMETRIX Solutions. This series contains full 3D graphical images and digital sounds to easy to understand DBA concepts. For more details please contact to www.dbametrix.comor cbt@dbametrix.com Actual CBT courseware doesn’t contain any advertise like this. Only demo version contains these kind of advertisements. All rights reserved by DBAMETRIX Solutions.
4. What you will learn in this chapter Oracle DBA fundamentals. Oracle DBA tasks. Tools are using to perform DBA tasks. Basics of Oracle Database. Basics of Oracle Instance.
5. What is Oracle Database? Database is collection of data. Data contains information of users and system. It contains user data, metadata and structure. It calls as Relational Database Management System (RDBMS). RDBMS provides database which contains collection of data & software which contains managing data and manipulating data. All RDBMS followed by theory & rules of DR.E.Code. Oracle Database is made up by one or many physical datafileson one or more disks.
6. Oracle Database Oracle RDBMS Data Datafiles Database Tools Table Data Table Data Table Data Table Data Table Data
7. Oracle Instance It contains Shared Memory region and background processes. When Oracle Instance starts shared memory region populated which shared by all user processes and background processes. Background processes like Log Writer (LGWR), Database Writer (DBWR), Checkpoint (CKPT), System Monitor (SMON), Process Monitor (PMON) are started with Instance. Server process is responsible for every parse, fetch and execute in database. It also manages temporary sorting.
8. Oracle Instance Shared Memory Region SGA Buffer Cache Log Buffer Shared Pool Con Str Sort Ext Pool Background Processes Log Writer Smon Pmon Checkpoint Dbwr
9. What are DBA tasks Install Oracle Software. Create Database. Manage Storage. Backing up database. Restoring database. Creating objects. Managing objects. Creating new users. Troubleshooting of critical errors. Managing housekeeping within database to avoid unnecessary growth. Managing security in database. Tuning Database. Granting privileges. Startup database. Shutdown database. Upgrading database. Applying patches. Managing Oracle Support for errors. Managing Oracle network. Monitoring database for preventive actions.
10. Tools are available to perform DBA tasks Oracle Database Configuration Assistant (DBCA): Useful to create new database, manage database and delete database. Oracle Upgrade Assistant (DBUA): Helpful to upgrade existing database to new Oracle version release. Net Configuration Assistant (NETCA): Useful to create and manage Oracle Network of naming method and listener. Net Manager: Useful to create and manage Oracle network utilities like naming method and Listener.
11. Oracle DBA Tools (Cont.) Oracle Universal Installer: For installing Oracle Software with different options like Enterprise edition, standard edition, home edition, client edition etc. It starts DBCA for creating default pre configured database. Oracle Enterprise Manager Database Control: Web based Interface to manage Oracle database using Enterprise Manage control. It also useful to manage RMAN and SQL*Loader utilities. SQL*Plus: Tools for executing SQL command to manage and monitor Oracle database. It also useful for data manipulation command execution.
12. DBAMETRIX Solutions Oracle Database 11g: 2 day DBA Chapter-1: Oracle DBA fundamentals Learn By Presentation