Oracle Database 11g: SQL Tuning Workshop - Self-Study Course

The SQL Tuning Workshop covers investigative methods that reveal varying levels of detail about how the Oracle database executes a SQL statement. Students learn the different ways in which data can be accessed, which ones are most efficient under specific circumstances, and how to ensure that the best method is used. Partitioning topics are covered, in addition to taking advantage of hints, bind variables, and different types of indexes.

Learn to:

• Identify Poorly Performing SQL
• Understand the Query Optimizer
• Trace applications
• Monitor SQL execution in real time
• Interpret execution plans

Audience

• Application Developers
• Data Warehouse Developer
• Developer
• Support Engineer
• Technical Consultant

Course Topics Architecture, SQL Tuning, and Optimization

• Database Architecture and SQL Tuning
• SQL Processing and the Optimizer

Indexes, Access Paths, and Join Operations

• Table Scans, Indexes, Access Paths, and Joins

Execution Plans and Star Transformations

• Interpreting Execution Plans
• Understanding Star Transformation

Optimizer Statistics, Hints, and Cursor Sharing

• Optimizer Statistics
• Bind Variables, Cursor Sharing, and Optimizer Hints

Application Tracing and Automatic SQL Tuning

• Application Tracing, Trace Files, and the tkprof Utility
• Automatic SQL Tuning

Course Objectives

• Identify problem SQL statements
• Modify a SQL statement to perform at its best
• Trace an application
• Understand how the Query Optimizer makes decisions about how to access data
• Interpret execution plans
• Use optimizer hints effectively
• Generate a load test