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 Duration 21 hours

Course Outline

Introduction to SQL Performance Optimization

  • Strategic overview of performance tuning objectives and alignment with operational goals
  • Structural analysis of the Oracle Optimizer architecture for government systems
  • Core technical concepts: cost estimation, cardinality, and selectivity metrics

Analysis of Execution Plans

  • Methodologies for generating and evaluating execution plans
  • Comparative assessment of EXPLAIN PLAN and DBMS_XPLAN utilities
  • Identification of common performance inefficiencies within query plans

Indexing Methodologies

  • Classification of index types and their specific implications for performance
  • Protocols for creating and evaluating indexes to enhance system responsiveness
  • Application of invisible and function-based indexes in controlled environments

Oracle Diagnostic Tools

  • Utilization of Automatic Workload Repository (AWR) for monitoring
  • Deployment of Automatic Database Diagnostic Monitor (ADDM) for insights
  • Operation of SQL Tuning Advisor and SQL Access Advisor for optimization

SQL Plan Governance

  • Establishment of plan baselines and capture of optimal execution strategies
  • Management of plan evolution processes to ensure stability
  • Implementation of SQL plan directives for controlled execution

Advanced Optimization Techniques

  • Mitigation of bind peeking issues and adaptive cursor sharing mechanisms
  • Strategic use of hints and profiles to direct database behavior
  • Diagnostic protocols for resolving complex query inefficiencies

Applied Tuning Scenarios

  • Evaluation of real-world SQL issues within operational contexts
  • Execution of structured, step-by-step tuning procedures
  • Adoption of standard best practices and comprehensive tuning checklists

Conclusions and Strategic Recommendations

Requirements

  • Proficiency in Oracle SQL and PL/SQL languages
  • Professional experience interacting with Oracle Database in roles such as developer or DBA
  • Foundational knowledge of execution plans and indexing principles

Target Audience

  • Oracle database developers
  • Performance engineers
  • Database administrators

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