tasks of DBA

1. Presentation On:
Tasks Of Database Administrator
Presented To:
Sir Israr Hussain
Presented By:
Attia Qamar

2. Database Administrator TasksDatabase Administrator Tasks
These are the following tasks of Database
Administrator:
Task 1:Evaluate the Database Server Hardware
Task 2:Install the Oracle Database Software
Task 3:Plan the Database
Task 4:Create and Open the Database
Task 5:Back Up the Database
Task 6:Enroll System Users
Task 7:Implement the Database Design
Task 8:Back Up the Fully Functional Database
Task 9:Tune Database Performance
Task 10:Download and Install Patches
Task 11:Roll Out to Additional Hosts

3. Task 1: Evaluate the Database
Server Hardware
This evaluation should reveal the following
information:
Best use the available computer resources
How many disk drives are available to the Oracle
products
How many, if any, dedicated tape drives are
available to Oracle products
How much memory is available to the instances of
Oracle Database

4. Task 2: Install the Oracle
Database Software
As the database administrator:
Install the Oracle Database server software
Any front-end tools
Database applications
Install the Oracle Net components

5. Task 3: Plan the Database
As the database administrator, you must plan:
The logical storage structure of the database
The overall database design
A backup strategy for the database

6. Task 4: Create and Open the
Database

7. Task 5: Back Up the Database
After you create the database structure:
Carry out the backup strategy
Create any additional redo log files,
Take full database backup (online or offline),
Schedule future database backups at regular
intervals

8. Task 6: Enroll System Users

9. Task 7: Implement the
Database Design
Implement the planned logical structure
database by creating:
 All necessary tablespaces
When you have finished creating tablespaces,
you can create the database objects.

10. Task 8: Back Up the Fully
Functional Database
 Regularly scheduled backups

11. Task 9: Tune Database
Performance
 Optimizing the performance of the database
 Control the allocation of resources among
various user groups.

12. Task 10: Download and Install
Patches
After installation DB,
download and install patches
A patch is a piece of software designed to
update a computer program
 single interim patches
 patch sets (or patch releases)

13. Task 11: Roll Out to Additional
Hosts
Clone your tested Oracle Database:
Cloning an Oracle home
Manually clone an Oracle home
You have multiple production database systems.
You want to create development and test systems that are
identical to your production system.