This course will help you explore Oracle SQL statement tuning. Learn how to write well-tuned SQL statements appropriate for the Oracle database.
This course will help you understand the process of SQL as it is executed in an Oracle Database. You learn to write well tuned SQL statements and utilize tools, such as cost-based optimizer, to execute a more efficient SQL process within an Oracle Database.
Objetivos
- Interpret execution plans and the different ways in which data can be accessed
- Decipher, decide and then apply tuning to SQL code
- Use various tuning techniques
- Take advantage of bind variables, trace files and use the different types of indexes
- Use different access paths for better optimization
Destinatários
This course intended for database developers, DBAs, and SQL developers.
Pré-Requisitos
Oracle Database: Introduction to SQL
Programa
- Introduction to SQL Tuning
- Using Application Tracing Tools
- Optimizer Fundamentals
- Generating and Displaying Execution Plans
- Interpreting Execution Plans and Enhancements
- Optimizer: Table and Index Access Paths
- Optimizer: Join Operators
- Other Optimizer Operators
- Introduction to Optimizer Statistics Concepts
- Using Bind Variables
- SQL Plan Management
Introduction to SQL Tuning
- Introduction to SQL Tuning
- Quick Solution Strategy
Using Application Tracing Tools
- Using Application Tracing Tools
- trcsess Utility
Optimizer Fundamentals
- Optimizer Fundamentals
- Query Estimator: Selectivity and Cardinality
- Plan Generator
Generating and Displaying Execution Plans
- Generating and Displaying Execution Plans
- AUTOTRACE
- Automatic Workload Repository
Interpreting Execution Plans and Enhancements
Optimizer: Table and Index Access Paths
- Optimizer: Table and Index Access Paths
- Indexes: Overview
- Bitmap Indexes
- Common Observations
Optimizer: Join Operators
Other Optimizer Operators
Introduction to Optimizer Statistics Concepts
- Introduction to Optimizer Statistics Concepts
- Column Statistics: Histograms
Using Bind Variables
- Using Bind Variables
- Cursor Sharing Enhancements
SQL Plan Management
- SQL Plan Management
- Configuring SQL Plan Management
- Possible SQL Plan Manageability Scenarios
