Database Administrators (DBAs) are responsible for the design, implementation, support and maintenance of computerized databases in today’s organizations. The role also includes architecting, building and scaling databases for future data growth and capacity. They are also responsible for security, performance and availability of data to users and customers. .
All the above tasks are performed with the help of a Database Management System (DBMS) and the leading and most widely used DBMS across the world today are the Oracle Database, Microsoft SQL Server, MySQL database etc. Out of the three DBMS technologies, Oracle Database is the most popular and widely used database in the world today.
Database Administrator Job Growth
DBAs play an important and responsible role in every company’s Information Technology (IT) department. DBAs are also very well paid and the average annual salary is more than $100,000 in the USA.
Among all the IT/computer best jobs in a recent CNN.com Best Jobs in America report, Database Administrator job has the highest job growth forecast (30% increase) for the next 10 years until 2023.. www.cnn.com also published an article recently that Database Administrators stand # 14 out of 100 BEST AMERICA JOBS
Oracle DBA Training
We are currently offering a world class oracle database administration training programme for interested students and professionals. Registration for our Oracle classes is open for anyone in the world because it is an online course.
1. Taught by Srini Ramineni ( Founder of DBA University ).
2. Live online training consists of 64 hours of course work with 16 classes approximately and each such class runs for 4 hours on Saturday and Sunday from 8 am to 12:30 pm CENTRAL TIME (with a 30 MIN Break).
3. Recorded training (on demand training) consists of high quality videos of a previous live online training and these videos are accessible for 6 months on a 24*7 basis. Students also get dedicated remote lab server access for 3 months.
4. Click HERE to download the training brochure (course topics and more details)
5. Home work assignments to the students to challenge on course topics. The lab exercises contain both Oracle 12c and 11g R2 versions.
6. Students can use the training to prepare for some of the topics related to Oracle certification exams, though the main focus is job readiness.
7.Training contains Oracle database fundamentals as well as advance topics such as Oracle RMAN and Performance Tuning. For RAC, ASM and Data Guard we have a separate 40 hour course. Click here for its details.
8. Live online training’s tuition fee is $799 and the on demand training’s tuition fee is $599.
9. Every student gets access to our 400 page training material through Dropbox email download.
Oracle Certified Professional (OCA,OCP) Certification
Students can use this training to prepare for most of the topics required to pass the Oracle Database 11g: Administration I 1Z0-052 and Oracle Database 11g: Administration II 1Z0-053 exams that are part of the Oracle Certified Professional (OCP) path.
Additionally they also have to take the Oracle ASM RAC Data Guard training course because the Oracle Database 11g: Administration II 1Z0-053 exam includes Oracle ASM (Automatic Storage Management) topics also.
Introduction to database management systems and databases
What is a database?.
Popular database management system (DBMS) software and why Oracle DBMS.
History and Current trends of DBMS and Database Administration.
Oracle database market share and about its current competitive landscape.
Tasks of a Database Administrator.
Relational Database Model and Installing Oracle database software
Designing a relational database using Entity-Relationship Modeling.
Understand pre-requisites for a successful Oracle RDBMS software installation.
Installation of Oracle 11g R2 database software (Oracle DBMS).
Installation of Oracle 12c database software (Latest Release).
Oracle Database Architecture
Planning for an Oracle database creation.
Creating an Oracle database using the MANUAL method.
Creating an Oracle database using the Graphical Tool (Database Configuration Assistant).
Startup and Shutdown of a database.
Components of an Oracle database and detailed architecture.
Advance Startup and Shutdown Scenarios.
Oracle database memory and process architecture.
Tablespaces and allocation types.
Create datafiles with fixed size and autoextend option.
Control files and producing a trace output to view its contents.
How to rename datafiles in a controlfile.
Redolog File architecture and best practices.
Enabling Archivelog mode for a database with automatic archiving.
Temporary tablespaces and temporary tablespace groups (11g R2 new feature).
Oracle listener configuration (Dynamic and Static Listeners).
Dynamic Service Registration and Naming Methods configuration in sqlnet.ora.
Oracle database connections from other computers.
Using Oracle netca (Network Configuration Assistant) for network configuration file tnsnames.ora.
Oracle listener administration and TNS_ADMIN environment variable.
User Administration and Security
How to create database users.
How to set database profile limits for a user.
Unlocking a user account and enabling password management.
Oracle database authorization using object and system privileges.
Oracle database authorization using database roles.
How to audit Oracle database connections in standard and XML mode.
How to audit Oracle DBA commands (SYS Operations).
How to schedule Oracle database jobs using DBMS_SCHEDULER package.
Used Managed (Manual) Backup and Recovery
Introduction and planning for a robust Backup and Recovery Strategy.
How to take an Oracle database backup in offline mode (COLD BACKUP).
Hot to take an Oracle database backup in online mode (HOT BACKUP).
How to clone a database using Cold Backup.
How to clone a database using Hot Backup.
How to recreate source database from a user-managed backup (Media failure scenario).
RMAN Backup and Recovery
Advantages of RMAN method compared to manual method.
Database backup using RMAN in normal and compressed mode.
Oracle database backup metadata.
Database backup using Recovery catalog (RMAN Catalog).
Querying the RMAN metadata.
How to clone a database using RMAN duplicate (11g R2 new feature: Backup based duplication).
How to restore and recover a database using its backup in the event of a media failure.
Oracle database backup retention policies and backups to Tape/offsite.
Fast Recovery Area for better management of backups and archive log files.
Oracle database upgrades
Introduction to Oracle versions and how to understand a version.
How to upgrade from a previous release to Oracle 12c.
How to upgrade from one patchset to another patchset within a release. What is slip-streaming ?
What are one-off/interim patches.
What are quarterly CPU patches (Cumulative Patch Updates)..
Learn about Oracle Interim Patch Installer (OPATCH).
Upgrade a database using dbua (database upgrade assistant) GUI tool.
Oracle 12c database creation (non-CDB) and new features
How to create a non-CDB (traditional database) using Oracle 12c dbca utility.
Learn about the improvements in dbca utility.
How to configure and use Oracle Enterprise Manager Database Express web based tool.
Oracle 12c’s Multitenant Architecture
Understanding Container database (CDB) and Pluggable Database (PDB) in Oracle 12c release.
How Oracle 12c CDB,PDB instance architecture differs from Oracle 11g,10g instance architectures.
How to create a non-CDB database in Oracle 12c (Traditional database).
How to create a CDB database in 12c (using the multitenant feature).
How to move (plug) the non-CDB database into the CDB database as a pluggable database (PDB).
Real world Business use cases for using Oracle 12c Multitenant architecture.
Oracle database logical backups.
Business use cases of logical backups compared to physical backups.
Data Pump Export modes.
Data Pump Import to import data from an export backup.
Advanced features in Oracle Data Pump Export.
How to handle performance issues in the real world.
V$ views for performance monitoring and analysis.
How to size the Oracle database memory structures for optimal performance.
Oracle database wait events.
Explain Oracle UNDO management internals and sizing.
Explain Oracle TEMP space internals and sizing.
How to trace database sessions using DBMS_MONITOR and DBMS_SESSION packages.
How to format SQL trace files using the tkprof utility.
Database wide tracing for Oracle Errors (Event Tracing).
Index Monitoring and internals of index maintenance by Oracle.
Statistics data collection for Oracle database optimizer.
Real world life of an Oracle DBA
Type of Oracle errors. Valid errors and internal exceptions (ORA-00600 and ORA-07445 errors).
Monitoring Oracle databases.
How to work with Oracle Support to create Service Requests.
Parlance and terminology used by Oracle DBAs.
Working with Oracle Forums for issues.
Productivity tools required when you join the work place.
Scheduling JOBS and scripts through UNIX/LINUX crontab utility.
Oracle 12c ASM (Automatic Storage Management)
For RAC, ASM and Data Guard we have a seperate 40 hour course. Click here for its details.
Oracle Database High Availability (RAC, DataGaurd)
For RAC, ASM and Data Guard we have a seperate 40 hour course. Click here for its details.