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 Duration 49 hours

Course Outline

Introduction to Core Concepts

  • Fundamental structure of the Oracle Database
  • Distinguishing between the database instance and the database entity
  • Memory structures and process models (System Global Area, Program Global Area, and background processes)
  • Configuration files, control files, redo logs, alert logs, and trace files
  • Introduction to Oracle Multitenant architecture (Container Database and Pluggable Database, including scope in SE2)

Environment Setup and Deployment

  • System prerequisites and supported operating platforms
  • Deploying Oracle Database 19c Standard Edition 2
  • Provisioning the initial database instance via DBCA
  • Post-deployment configuration: listeners, network services, and Enterprise Manager Express

Administrative Utilities and Connectivity

  • Establishing connections to the Oracle Database instance
  • SQL*Plus: essential commands and administrative procedures
  • Utilizing Oracle SQL Developer for administration
  • Oracle Enterprise Manager Express: monitoring capabilities and routine tasks
  • Configuration of Net Services and listeners

Instance and Database Operations

  • Startup and shutdown protocols
  • Database provisioning using DBCA and SQL commands
  • Managing initialization parameters and dynamic performance views (V$)
  • Oversight of alert logs, trace files, and the Automatic Diagnostic Repository
  • Querying and utilizing the data dictionary

Network Connectivity and Naming Strategies

  • Establishing secure network connections
  • Naming conventions: Easy Connect, Local Naming, and Directory Naming
  • Management of database services
  • Configuring listener agents (dynamic and static registration)

Multitenant Architecture (CDB and PDB) – SE2 Context

  • Core concepts of Container Databases and Pluggable Databases
  • Creating PDBs (utilizing PDB$SEED, Oracle Managed Files, and PDB_FILE_NAME_CONVERT)
  • Managing PDBs (operational modes, parameters, and host/port mapping)
  • Removing Pluggable Databases
  • Configuring shared server resources (SGA, PGA, and shared server modes)

Storage Management

  • Managing tablespaces and datafiles
  • Handling temporary and undo tablespaces
  • Structure of segments, extents, blocks, and space allocation strategies
  • File expansion, Oracle Managed Files (OMF), and datafile relocation

Security Controls and Audit Trails

  • Managing users, roles, and privileges (applying the principle of least privilege)
  • Implementing profiles, password standards, and resource restrictions
  • Overview of auditing mechanisms in Oracle SE2
  • Recording audits for critical system operations

Backup and Disaster Recovery (RMAN)

  • Defining backup strategies: types, retention policies, and recovery targets
  • Configuring RMAN and managing recovery catalogs
  • Executing recovery scenarios: media recovery, point-in-time recovery, and handling failures
  • Verifying backup integrity

Monitoring and Performance Tuning

  • Analyzing execution plans (EXPLAIN PLAN, AUTOTRACE)
  • Identifying wait states and common performance events
  • Implementing proactive monitoring using data dictionaries and dynamic views
  • Applying tuning methodologies specific to SE2

Migration from Oracle 11g to 19c

  • Upgrade pathways and system prerequisites
  • Utilizing pre-upgrade and auto-upgrade tools
  • Validation procedures and resolving incompatibilities
  • Post-upgrade activities and addressing deprecated features
  • Conducting post-migration validation tests

Course Conclusion

  • Comprehensive review of material
  • Recommendations for best practices

Concluding Summary and Recommendations

Requirements

  • Foundational knowledge of relational database concepts
  • Proficiency in SQL
  • Basic familiarity with operating systems such as Windows or Linux

Target Audience

  • Database administrators
  • System administrators
  • IT professionals responsible for overseeing Oracle environments

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