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Duration 21 hours
Course Outline
Introduction to SQL Tuning
- Overview of performance tuning objectives and scope
- Introduction to the Oracle Optimizer architecture
- Core tuning concepts: cost, cardinality, and selectivity
Decoding Execution Plans
- Methods for generating and interpreting execution plans
- Comparison of EXPLAIN PLAN and DBMS_XPLAN
- Identifying frequent performance issues within plans
Indexing Approaches
- Various index types and their impact on tuning
- Developing and evaluating indexes for enhanced performance
- Application of invisible and function-based indexes
Oracle Tuning Utilities
- Automatic Workload Repository (AWR)
- Automatic Database Diagnostic Monitor (ADDM)
- SQL Tuning Advisor and SQL Access Advisor
Managing SQL Plans
- Plan baselines and the process of capturing plans
- Oversight of plan evolutions
- Implementation of SQL plan directives
Advanced SQL Tuning Methods
- Bind peeking and adaptive cursor sharing
- Controlling execution via hints and profiles
- Troubleshooting and resolving complex queries
Practical Tuning Exercises
- Examination of real-world SQL challenges
- Methodical tuning exercises
- Industry best practices and tuning checklists
Recap and Future Directions
Requirements
- Familiarity with Oracle SQL and PL/SQL
- Practical experience 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.