Oracle Database : SQL Tuning for Developers


Oracle Database : SQL Tuning for Developers

Prix: 2 133 €Durée: 3 JoursCode de Réference: D99667 Catalogue
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En suivant cette formation Oracle Database SQL Tuning for Developers, vous apprendrez à optimiser SQL Oracle et à appliquer les techniques d'optimisation de votre code SQL. Découvrez les différentes manières d'accéder aux données de manière efficace.

Objectifs de la formation :

  • Modify a SQL statement to perform at its best
  • Identify poorly performing SQL
  • Trace an application through its different levels of the application architecture
  • Understand how the Query Optimizer makes decisions about how to access data
  • Define how optimizer statistics affect the performance of SQL
  • List the possible methods of accessing data, including different join methods
  • Gain an understanding of the Oracle Database Exadata Express Cloud Service

Public :

Cette formation Oracle Database SQL Tuning s’adresse aux développeurs d'applications, ingénieurs support, développeurs et développeurs PL/SQL.

Pré-requis :

Familiarity with database architecture, knowledge of SQL and PL/SQL Avoir suivi Oracle Database: SQL Workshop I ou disposer de compétences équivalentes

Programme :


Course Objectives, Course Agenda and Appendixes Used in this Course Audience and Prerequisites Sample Schemas Used in the Course Class Account Information SQL Environments Available in the Course Workshops, Demo Scripts, and Code Example Scripts Appendices in the Course

Introduction to SQL Tuning

SQL Tuning Session SQL Tuning Strategies Development Environments: Overview SQLTXPLAIN (SQLT) Diagnostic Tool

Using Application Tracing Tools

Using the SQL Trace Facility: Overview Steps Needed Before Tracing Available Tracing Tools: Overview The trcsess Utility Formatting SQL Trace Files: Overview

Understanding Basic Tuning Techniques

Developing Efficient SQL statement Scripts Used in This Lesson Table Design Index Usage Transformed Index Data Type Mismatch NULL usage Tune the ORDER BY Clause

Optimizer Fundamentals

SQL Statement Representation SQL Statement Processing Why Do You Need an Optimizer? Components of the Optimizer Query Transformer Cost-Based Optimizer Adaptive Query Optimization Optimizer Features and Oracle Database Releases

Generating and Displaying Execution Plans

Execution Plan? The EXPLAIN PLAN Command Plan Table AUTOTRACE V$SQL_PLAN View Automatic Workload Repository SQL Monitoring

Interpreting Execution Plans and Enhancements

Interpreting a Serial Execution Plan Adaptive Optimizations

Optimizer: Table and Index Access Paths

Row Source Operations Main Structures and Access Paths Full Table Scan Indexes Common Observations

Optimizer Join Operations

Join Methods Join Types

Other Optimizer Operators

SQL operators Other N-Array Operations Result Cache operators

Introduction to Optimizer Statistics Concepts

Optimizer Statistics Types of Optimizer Statistics Gather and Manage Optimizer Statistics: Overview

Using Bind Variables

Cursor Sharing and Different Literal Values Cursor Sharing and Bind Variables

SQL Plan Management

Maintaining SQL Performance SQL Plan Management


Workshop 1 Workshop 2 Workshop 3 Workshop 4 Workshop 5 Workshop 6 & 7 Workshop 8 Workshop 9

Oracle Cloud Overview

Introduction to Oracle Cloud & Oracle Cloud Services Cloud Deployment Models Evolving from On-premises to Exadata Express What is in Exadata Express? Exadata Express for Users & Developers Oracle Exadata Express Cloud Service Getting Started with Exadata Express Service Console & Web Access through Service Console

Les plus de cette formation :

Benefit from gaining a deeper understanding of Oracle SQL statement tuning and how write well-tuned SQL statements appropriate for the Oracle database in this application development-centric course. You will learn how to decipher, decide and then apply tuning to your SQL code. Various tuning techniques are demonstrated.

Pour aller plus loin :

Après cette formation Oracle Database SQL Tuning, vous pourrez suivre Oracle Database: SQL Workshop II.
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