Foundation for Oracle Database Administrator (DBA)

Master the complexities of Oracle Database with this comprehensive course designed for experienced professionals. This isn't an introductory course; it builds upon existing knowledge and provides practical skills essential for database administration. Many candidates possess the Oracle Certified Professional (OCP) certification but struggle with real-world application. This course directly addresses that challenge, offering the hands-on experience needed to excel.

You'll learn to leverage powerful tools for DBA troubleshooting and efficient issue escalation to Oracle Support. Gain insights into the Oracle 12c architecture and memory management with detailed internal slides.

Key Topics Covered:

• Oracle 12c Architecture: Deep dive into the internal workings of Oracle 12c.
• Oracle 12c Memory: Understand and optimize memory allocation for peak performance.
• DBA Troubleshooting & Oracle Support Escalation: Learn valuable techniques for identifying and resolving database issues, and effectively engaging Oracle Support when necessary.

Hands-on Demonstrations:

This course features practical demonstrations to solidify your understanding:

• Oracle Installation: Step-by-step installation of Oracle 18c.
• Oracle Enterprise Manager (OEM): A guided demo of installing and using Oracle Enterprise Manager.
• Database Migration: Demonstration of migrating databases from non-Real Application Clusters (RAC) to RAC environments.
• Database Cloning: Learn how to clone Oracle databases within a RAC environment.
• Database Conversion: Convert an Oracle database from a Windows environment to Linux.
• RMAN Database Cloning: Utilize RMAN (Recovery Manager) to duplicate Oracle databases.

Oracle Database 19c Installation on Oracle Linux 7: A Detailed Action Plan

This section provides a comprehensive, step-by-step guide to installing Oracle Database 19c on Oracle Linux 7.

1. OS Preparation: Preparing your Oracle Linux 7.6 operating system for Oracle Database 19c installation.
2. Virtualization Setup: Configuring VirtualBox settings for an Oracle Linux 7 virtual machine.
3. Static IP Configuration: Setting a static IP address for the Oracle Linux VM.
4. Kernel Parameter Configuration: Configuring essential kernel parameters for optimal database performance.
5. Resource & Firewall Management: Configuring resource limits and disabling the firewall.
6. Dependency Installation: Installing required dependencies for Oracle Database 19c.
7. Oracle Database Installation: Performing the Oracle Database 19c installation.
8. Hostname Configuration: Configuring the hostname for the Oracle Linux VM.
9. Oracle Listener Configuration: Configuring the Oracle Listener after installation.
10. Database Startup: Starting the database using SQL*Plus.
11. User Creation: Creating a common user account ("scott").
12. SQL Developer Connectivity: Establishing connectivity between SQL Developer 19.1 and the Oracle database 19c.
13. Pluggable Database Mounting: Mounting the pluggable database orclpdb and verifying connectivity in SQL Developer.
14. Oracle Enterprise Manager Access: Accessing Oracle Enterprise Manager through a web browser on the host machine.