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Course Outline
Introduction and Fundamentals
- Overview of Oracle Database architecture.
- Distinction between database instance and database.
- Memory and process architecture, including SGA, PGA, and background processes.
- Parameter files, control files, redo logs, alert logs, and trace files.
- General overview of Oracle Multitenant (CDB and PDB) and its scope in SE2.
Environment Preparation and Installation
- Prerequisites and supported platforms.
- Installation of Oracle Database 19c SE2.
- Creation of the initial database using DBCA.
- Post-installation configuration: listeners, services, and Enterprise Manager Express.
Administration Tools and Connectivity
- Establishing connections to an Oracle Database instance.
- SQL*Plus: basic commands and administrative functions.
- Utilizing Oracle SQL Developer.
- Oracle Enterprise Manager Express: monitoring and common tasks.
- Net Services and listener configuration.
Instance and Database Management
- Startup and shutdown modes.
- Database creation via DBCA and SQL.
- Initialization parameters and dynamic performance views (V$).
- Managing alert logs, trace files, and the Automatic Diagnostic Repository.
- Understanding the data dictionary.
Connectivity and Naming Methods
- Establishing network connections.
- Naming methods: Easy Connect, Local Naming, and Directory Naming.
- Database service management.
- Listener agent configuration, including dynamic and static settings.
Multitenant Architecture (CDB and PDB) – SE2 Scope
- Core concepts of CDB and PDB.
- Creating PDBs using PDB$SEED, OMF, and PDB_FILE_NAME_CONVERT parameters.
- Managing PDBs, including modes, parameters, and host/port configuration.
- Removing PDBs.
- Configuring shared servers, including SGA, PGA, and shared server mode.
Storage Administration
- Tablespaces and datafiles.
- Temporary and undo tablespaces.
- Segments, extents, blocks, and space management.
- File growth, OMF (Oracle Managed Files), and datafile movement.
Security and Auditing
- Users, roles, and privileges, adhering to the principle of least privilege.
- Profiles, password policies, and resource limits.
- Auditing concepts specific to Oracle SE2.
- Auditing critical operations.
Backup and Recovery (RMAN)
- Backup strategies: types, retention policies, and recovery objectives.
- RMAN configuration and catalogs.
- Recovery scenarios: media failures, point-in-time recovery, and common failures.
- Backup validation.
Monitoring and Performance Optimization
- Utilizing execution plans (EXPLAIN PLAN, AUTOTRACE).
- Diagnosing waits and common events.
- Proactive monitoring using data dictionary and dynamic views.
- Tuning methods applicable to SE2.
Migration from Oracle 11g to 19c
- Upgrade paths and prerequisites.
- Pre/auto-upgrade tools.
- Validation steps and resolving incompatibilities.
- Post-upgrade tasks and managing deprecated features.
- Post-migration testing.
Course Closure
- General summary of the course content.
- Recommendations for best practices.
Summary and Next Steps
Requirements
- A solid understanding of relational database concepts.
- Practical experience with SQL.
- Basic familiarity with operating systems such as Windows or Linux.
Target Audience
- Database administrators.
- System administrators.
- IT professionals responsible for managing Oracle environments.
49 Hours
Testimonials (1)
good explanation on each points and provide assignment for practices.
