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Duration 21 hours
Course Outline
Fundamentals of SQL Tuning
- Overview of performance tuning objectives and scope.
- Architectural overview of the Oracle Optimizer.
- Core tuning concepts: cost estimation, cardinality, and selectivity.
Decoding Execution Plans
- Techniques for generating and interpreting execution plans.
- Comparison of EXPLAIN PLAN and DBMS_XPLAN approaches.
- Identification of common performance pitfalls within plans.
Strategic Indexing Approaches
- Various index types and their specific tuning impacts.
- Designing and analyzing indexes to enhance performance.
- Utilization of invisible and function-based indexes.
Leveraging Oracle Tuning Utilities
- In-depth exploration of the Automatic Workload Repository (AWR).
- Utilizing the Automatic Database Diagnostic Monitor (ADDM).
- Application of the SQL Tuning Advisor and SQL Access Advisor.
SQL Plan Management
- Establishing plan baselines and capturing execution plans.
- Managing the evolution of SQL plans.
- Implementing SQL plan directives for stability.
Advanced SQL Optimization Methods
- Addressing bind peeking and adaptive cursor sharing issues.
- Controlling execution flow through hints and SQL profiles.
- Diagnosis and resolution of complex query problems.
Practical Tuning Exercises
- Analysis of SQL challenges encountered in real-world environments.
- Detailed, step-by-step tuning walkthroughs.
- Review of best practices and comprehensive tuning checklists.
Conclusion and Future Actions
Requirements
- Solid proficiency in Oracle SQL and PL/SQL.
- Practical experience working with Oracle Database in a developer or DBA capacity.
- Foundational knowledge of execution plans and indexing principles.
Target Audience
- Oracle database developers.
- Performance engineers.
- Database administrators.
Testimonials (1)
good explanation on each points and provide assignment for practices.