Oracle Database 12c: SQL Tuning for Developers

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Oracle Database 12c: SQL Tuning for Developers

Course Details
Modules
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WHAT YOU WILL LEARN

In the Oracle Database: SQL Tuning for Developers course, you learn about Oracle SQL tuning and how to apply tuning techniques to your SQL code. Learn the different ways in which data can be accessed efficiently.

Learn To:

Use Oracle tools to identify inefficient SQL statements.
Use Automatic SQL Tuning.
Use Real Time SQL monitoring.
Write more efficient SQL statements.
Monitor and trace high load SQL statements.
Manage optimizer statistics on database objects.
Understand the optimizer process steps and operators.
Interpret execution plans.
Perform application tracing.

AUDIENCE

This course is specially design for Application Developers, Data Warehouse Developer, Developer, PL/SQL Developer and Support Engineer

METHODOLOGY

This program will be conducted with interactive lectures, PowerPoint presentations, discussions and practical exercises

COURSE OBJECTIVES

Upon completion of this program, participants should be able to :

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

PREREQUISITES

Familiarity with database architecture
Knowledge of SQL and PL/SQL
Oracle Database: Introduction to SQL
Recommended Related Training Courses:
Using Java - for PL/SQL and Database Developers
This Java for PL/SQL and Developers training teaches you to access Oracle Database using JDBC, UCP, Java stored procedures and SQLJ technologies. Learn to create, load, resolve and publish Java classes in the Database and more.

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Modules

Module 1 - Introduction

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

Module 2 - Introduction To SQL Tuning

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

Module 3 - 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

Module 4 - 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

Module 5 - 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

Module 6 - Generating And Displaying Execution Plans

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

Module 7 - Interpreting Execution Plans And Enhancements

Interpreting a Serial Execution Plan
Adaptive Optimizations

Module 8 - Optimizer: Table And Index Access Paths

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

Module 9 - Optimizer Join Operations

Join Methods
Join Types

Module 10 - Other Optimizer Operators

SQL operators
Other N-Array Operations
Result Cache operators

Module 11 - Introduction To Optimizer Statistics Concepts

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

Module 12 - Using Bind Variables

Cursor Sharing and Different Literal Values
Cursor Sharing and Bind Variables

Module 13 - SQL Plan Management

Maintaining SQL Performance
SQL Plan Management

Module 14 - Workshops

Oracle Certified Trainer

Genesis Douglas Row

Mr. Genesis Douglas Row has been working in the IT industry since 1996 and has contributed more than 17 years to the industry. Along the years, he has picked up skills in sales, marketing, business management, presales and product management that has made him an all-rounded skilled and experienced IT personnel in the industry.He has a strong technical background in Oracle Database Management, Solaris System Administration and Web Publishing. He has also proven to be a very talented and passionate trainer in delivering easy-to-understand, straight-to-the-point training sessions. He utilizes effective training techniques for maximum knowledge transfer, information retention and customer satisfaction. Read More

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