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課程簡介
Introduction to SQL Tuning
- Performance tuning overview and goals
- Overview of Oracle Optimizer architecture
- Key tuning concepts: cost, cardinality, selectivity
Understanding Execution Plans
- Generating and interpreting execution plans
- EXPLAIN PLAN vs DBMS_XPLAN
- Common performance pitfalls in plans
Indexing Strategies
- Index types and their tuning implications
- Creating and analyzing indexes for performance
- Using invisible and function-based indexes
Oracle Tuning Tools
- Automatic Workload Repository (AWR)
- Automatic Database Diagnostic Monitor (ADDM)
- SQL Tuning Advisor and SQL Access Advisor
SQL Plan Management
- Plan baselines and capturing plans
- Managing plan evolutions
- Using SQL plan directives
Advanced SQL Tuning Techniques
- Bind peeking and adaptive cursor sharing
- Using hints and profiles to control execution
- Diagnosing and fixing complex queries
Hands-On Tuning Scenarios
- Analyzing real-world SQL problems
- Step-by-step tuning exercises
- Best practices and tuning checklists
Summary and Next Steps
最低要求
- An understanding of Oracle SQL and PL/SQL
- Experience working with Oracle Database as a developer or DBA
- Basic familiarity with execution plans and indexing concepts
Audience
- Oracle database developers
- Performance engineers
- Database administrators
21 時間:
客戶評論 (5)
我非常喜歡這次培訓的形式,動手操作,直接在SQL Developer中進行。
Andreea - OPEN COURSE
Course - Oracle Database 19c PL and Advanced SQL
機器翻譯
練習解釋得非常好。
Monica - DB Global Technology
Course - PL/SQL in Oracle 19c
機器翻譯
培訓師展示一切的方式
Manveen - Tribal Grou[
Course - Developing Applications with Oracle Application Express (APEX)
機器翻譯
我學習了複雜的函數以及如何應用它們
Ana Alexandrescu - DB Global Technology
Course - Oracle SQL Advanced
機器翻譯
Great comunication, Łukasz explained everything in easy and understandable way