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Duration 21 hours
Course Outline
Introduction to SQL Tuning
- Overview of performance tuning objectives and scope
- Introduction to Oracle Optimizer architecture
- Essential tuning concepts: cost, cardinality, and selectivity
Interpreting Execution Plans
- Creating and reading execution plans
- Comparing EXPLAIN PLAN and DBMS_XPLAN
- Identifying frequent performance issues in plans
Indexing Strategies
- Various index types and their impact on tuning
- Building and evaluating indexes for performance gains
- Utilizing invisible and function-based indexes
Oracle Tuning Utilities
- Automatic Workload Repository (AWR)
- Automatic Database Diagnostic Monitor (ADDM)
- SQL Tuning Advisor and SQL Access Advisor
SQL Plan Management
- Establishing plan baselines and capturing execution plans
- Overseeing plan evolutions
- Applying SQL plan directives
Advanced SQL Tuning Methods
- Bind peeking and adaptive cursor sharing mechanisms
- Controlling execution via hints and profiles
- Troubleshooting and optimizing complex queries
Practical Tuning Scenarios
- Examining real-world SQL issues
- Detailed tuning exercises step by step
- Recommended best practices and tuning checklists
Summary and Future Actions
Requirements
- Foundational knowledge of Oracle SQL and PL/SQL
- Practical experience with Oracle Database as a developer or DBA
- Basic understanding 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.