Oracle 12c SQL Tuning - the Ultimate Guide

Become a proficient Oracle SQL tuner and master the art of optimizing database performance. This comprehensive course equips you with the essential knowledge and practical skills to diagnose and resolve slow-running SQL queries. Learn to identify performance bottlenecks and implement effective solutions to ensure your Oracle database operates at peak efficiency.

What you'll learn:

• Troubleshooting SQL Performance Issues: Gain the ability to pinpoint the root cause of slow SQL statements and develop targeted remediation strategies.
• Understanding the Oracle Optimizer: Delve into the internal workings of the Oracle query optimizer and how it makes decisions about query execution.
• Influencing Optimizer Operations: Master techniques to guide the optimizer towards optimal execution plans:
  • SQL Profiles: Learn to define and apply SQL profiles for consistent performance.
  • SQL Plan Baselines: Implement SQL plan baselines to ensure predictable query execution.
  • Directives: Utilize directives to influence the optimizer's choices.
  • SQL Hints: Effectively use SQL hints to guide the optimizer.
  • Cursor Sharing: Leverage cursor sharing for improved performance in specific scenarios.
• Leveraging Oracle SQL Performance Advisor: Utilize powerful tools for performance analysis and optimization:
  • SQL Tuning Advisor: Automate SQL tuning with the SQL Tuning Advisor.
  • SQL Access Advisor: Optimize SQL access paths for improved performance.
  • Optimizer Statistics Advisor: Ensure accurate optimizer statistics for better plan generation.
  • SPM Evolve Advisor: Optimize SQL plan management with the SPM Evolve Advisor.
  • SQL Performance Analyzer: Analyze SQL performance trends and identify areas for improvement.
• Advanced SQL Optimization Techniques: Explore advanced methods to enhance SQL performance:
  • Histograms: Utilize histograms to provide the optimizer with data distribution insights.
  • Index Optimization: Apply advanced techniques to optimize index usage.
  • Server Result Cache: Leverage the server result cache for faster query execution.
  • Star Transformation: Understand and apply star transformations for improved data access.
• Managing Object Statistics (DBMS_STATS): Learn how to gather and manage optimizer statistics for accurate query plan generation.
• SQL Plan Management (SPM): Implement and manage SQL Plan Management (SPM) or stored outlines for consistent performance.
• Index Manipulation: Go beyond basic indexing and learn how to manipulate indexes for optimal SQL performance.
• SQL Statement Tracing: Master common techniques for tracing SQL statements and identifying performance bottlenecks.

Course Overview:

This course is designed for Oracle developers and DBAs seeking to enhance their Oracle SQL tuning skills. Through a blend of theoretical concepts and hands-on exercises, you'll gain the knowledge and experience to effectively tune Oracle SQL statements. Each concept is reinforced with practical exercises supported by video demonstrations and downloadable guides.

Starting with the fundamentals of the query optimizer architecture, this course progresses to advanced topics in influencing the query optimizer's behavior. You'll learn to manage object statistics, utilize SQL profiles and plan baselines, and leverage the power of SQL hints.

By the end of this course, you'll be equipped to:

• Troubleshoot slow SQL queries effectively.
• Identify performance bottlenecks in your Oracle database.
• Propose and implement effective solutions to improve SQL performance.

Join us and unlock the power of Oracle SQL tuning!