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Duration 21 hours
Course Outline
Introduction to SQL Tuning
- Overview of performance tuning objectives and scope
- Architecture and functionality of the Oracle Optimizer
- Core tuning metrics: cost, cardinality, and selectivity
Interpreting Execution Plans
- Techniques for generating and analyzing execution plans
- Comparison of EXPLAIN PLAN and DBMS_XPLAN outputs
- Identification of common performance issues within plans
Indexing Strategies
- Various index types and their impact on tuning
- Designing and assessing indexes for optimal performance
- Implementation of invisible and function-based indexes
Oracle Tuning Utilities
- Utilizing the Automatic Workload Repository (AWR)
- Insights from the Automatic Database Diagnostic Monitor (ADDM)
- Applying the SQL Tuning Advisor and SQL Access Advisor
SQL Plan Management
- Establishing plan baselines and capturing specific plans
- Overseeing plan evolution processes
- Implementing SQL plan directives
Advanced SQL Tuning Methods
- Addressing bind peeking and managing adaptive cursor sharing
- Controlling execution through hints and profiles
- Troubleshooting and refining complex SQL queries
Practical Tuning Scenarios
- Evaluation of real-world SQL performance challenges
- Step-by-step guided tuning exercises
- Review of best practices and comprehensive tuning checklists
Conclusion and Future Steps
Requirements
- Solid comprehension of Oracle SQL and PL/SQL
- Professional 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.
