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Training Center MUKКурсыOracleDatabaseOracle Database 19c: SQL Tuning Workshop

Oracle Database 19c: SQL Tuning Workshop

Код курса
19сTSQL
Продолжительность
3 Дней, 32 Ак. Часов
Описание курса
Цели
Требования
Программа курса
Описание курса

Course overview

Oracle SQL Tuning for Developers Workshop course helps you learn how plans are tuned execution of Oracle SQL statements. You will learn how to write well-tuned SQL statements out of the box that are perfectly suited to Oracle DBMS.

Цели

Course Objectives

Upon completion of the course, students will be able to:

  • Interpret query execution plans and different ways of accessing data.
  • Decrypt, make optimization decisions, then apply settings in SQL code.
  • Use a variety of customization methods. Take advantage of bind variables, trace files, and use different types of indexes.
  • Use different access data paths for better code optimization.
Требования

Prerequisites:

  • Oracle Database 19c: SQL Workshop course or equivalent knowledge
Программа курса

Course Topics

1. Course Introduction

  • Course Introduction
  • Workshop 1: Enhancing the Performance of a SQL Query Statement

2. Introduction to SQL Tuning

  • Introduction to SQL Tuning
  • Quick Solution Strategy
  • Workshop 2: Reviewing the Execution Steps of the SQL Statement
  • Practice 2-1: Using SQL Developer

3. Using Application Tracing Tools

  • Using Application Tracing Tools
  • trcsess Utility
  • Workshop 3: Learn to Tune Sort Operation Using an Index in the ORDER BY Clauses
  • Practice 3-1: Tracing Applications (Part 01)
  • Practice 3-1: Tracing Applications (Part 02)

4. Optimizer Fundamentals

  • Optimizer Fundamentals
  • Query Estimator: Selectivity and Cardinality
  • Plan Generator
  • Workshop 4: Identifying and Tuning a Poorly Written SQL Statement
  • Practice 4-1: Understanding Optimizer Decisions (Optional)

5. Generating and Displaying Execution Plans

  • Generating and Displaying Execution Plans
  • AUTOTRACE
  • Automatic Workload Repository
  • Workshop 5: Effects of Changing the Column Order in a Composite Index
  • Practice 5-1: Extracting an Execution Plan by Using SQL Developer
  • Practice 5-2: Extracting Execution Plans

6. Interpreting Execution Plans and Enhancements

  • Interpreting Execution Plans and Enhancements
  • Workshop-6: Using Information in the 10053 File to Tune a SQL Statement
  • Practice 6-1: Using Dynamic Plans

7. Optimizer: Table and Index Access Paths

  • Optimizer: Table and Index Access Paths
  • Indexes: Overview
  • Bitmap Indexes
  • Common Observations
  • Workshop 7: Understanding the Optimizer’s Decision
  • Practice 7-1: Using Different Access Paths (Part 01)
  • Practice 7-1: Using Different Access Paths (Part 02)
  • Practice 7-1: Using Different Access Paths (Part 03)
  • Practice 7-1: Using Different Access Paths (Part 04)

8. Optimizer: Join Operators

  • Optimizer: Join Operators
  • Workshop 8: Tuning Strategy
  • Practice 8: Using Join Paths

9. Other Optimizer Operators

  • Other Optimizer Operators
  • Workshop 9: Using SQL Plan Baseline to Manage a Better Execution Plan
  • Practice 9-1: Using the Result Cache
  • Practice 9-2: Using Other Access Paths (Optional)

10. Introduction to Optimizer Statistics Concepts

  • Introduction to Optimizer Statistics Concepts
  • Column Statistics: Histograms
  • Session-Specific Statistics for Global Temporary Tables
  • Practice 10-1: Index Clustering Factor
  • Practice 10-2: Creating Expression Statistics
  • Practice 10-3: Enabling Automatic Statistics Gathering Optional (Part 01)
  • Practice 10-3: Enabling Automatic Statistics Gathering Optional (Part 02)
  • Practice 10-4: Using System Statistics (Optional)

11. Using Bind Variables

  • Using Bind Variables
  • Cursor Sharing Enhancements
  • Practice 11-1: Using Adaptive Cursor Sharing
  • Practice 11-2: Using CURSOR_SHARING (Optional)

12. SQL Plan Management

  • SQL Plan Management
  • Configuring SQL Plan Management
  • Possible SQL Plan Manageability Scenarios
  • Practice 12-1: Using SQL Plan Management SPM (Part 01)
  • Practice 12-1: Using SQL Plan Management SPM (Part 02)

13. Workshops

  • Workshops
Регистрация на ближайший курс
Oracle Database 19c: SQL Tuning Workshop
Код курса:
19сTSQL
Продолжительность:
3 Дней, 32 Ак. Часов
Формат
Даты
25.10.21
Локация
Киев
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