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Duration 21 hours
Course Outline
Introduction to SQL Tuning
- Overview of performance tuning objectives and scope.
- Essential tuning concepts: cost analysis, cardinality, and selectivity.
Decoding Execution Plans
- Techniques for generating and interpreting execution plans.
- Comparing EXPLAIN PLAN and DBMS_XPLAN outputs.
- Identifying common performance traps within query plans.
Strategic Indexing
- Exploring index types and their impact on tuning.
- Creating and evaluating indexes for performance gains.
- Leveraging invisible and function-based indexes.
Oracle Tuning Utilities
- Utilizing the Automatic Workload Repository (AWR).
- Applying the Automatic Database Diagnostic Monitor (ADDM).
- Employing the SQL Tuning Advisor and SQL Access Advisor.
SQL Plan Management
- Establishing plan baselines and capturing execution plans.
- Supervising plan evolution processes.
- Implementing SQL plan directives.
Advanced SQL Tuning Methods
- Addressing bind peeking and adaptive cursor sharing.
- Controlling execution flow via hints and profiles.
- Troubleshooting and refining complex SQL queries.
Practical Tuning Exercises
- Evaluating real-world SQL performance issues.
- Engaging in step-by-step tuning workshops.
- Reviewing best practices and tuning checklists.
Summary and Future Directions
Requirements
- Solid comprehension of Oracle SQL and PL/SQL fundamentals.
- Prior experience with Oracle Database, either as a developer or database administrator.
- 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.
