Oracle 10g SQL Performance Tuning

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In London-City

£ 795 + VAT

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Description

  • Type

    Course

  • Location

    London-city

This Oracle 10g SQL Performance Tuning course introduces the delegate to the main concepts of Oracle SQL performance tuning. It is designed to give delegates practical experience in analysing and tuning the performance of SQL. Who will the Course Benefit?The Oracle 10g SQL Performance Tuning course is designed for SQL programmers, application developers, designers and technical support professionals who are required to tune the performance of an Oracle application running under Oracle Database 10g. Learning Objectives To provide the skills needed to monitor and tune an Oracle database application. The delegate will practise: Selecting an Appropriate SQL Tuning ApproachTuning Database Applications for Optimal PerformanceManaging StatisticsCreating and Using IndexesStructuring SQL Statements for PerformanceExamining and Interpreting the Execution Plan of a SQL Statement using EXPLAIN PLANExamining the Efficiency of SQL Statements using SQL Trace and AutotraceUsing the SQL Tuning AdvisorIdentifying SQL Statements that Perform BadlyUsing Hints to Influence Execution PlanIdentifying Unused Indexes

Facilities

Location

Start date

London-City ((select))
EC3V 9LJ

Start date

On request

About this course

A working knowledge of SQL is required. This can be obtained by attendance on the pre-requisite Oracle SQL course. Pre-Requisite Courses Oracle SQL

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Subjects

  • Statistics
  • Database training
  • Oracle 10g
  • SQL
  • Database

Course programme

Course Introduction

  • Administration and Course Materials
  • Course Structure and Agenda
  • Delegate and Trainer Introductions
Session 1: INTRODUCTION TO ORACLE PERFORMANCE TUNING
  • Overview of Oracle Database Tuning
  • Application Developer Tuning Responsibilities
  • Oracle DBA Tuning Responsibilities
  • Oracle Tuning Process
  • Plan a Routine Monitoring Regime
  • Setting Suitable Goals
Session 2: TOOLS FOR EVALUATING SQL STATEMENTS
  • Overview of SQL Statement Tuning
  • Tools to Assist in SQL Tuning
  • Use Explain Plan, Autotrace and SQL Trace to Examine the Execution of a SQL Statement
  • Interpreting a SQL Trace
Session 3: THE SQL OPTIMIZER
  • The SQL Optimizer
  • Statement Transformation
  • The Optimizer_Mode Initialization Parameter
  • Cost Based Optimizer
  • Managing Statistics with DBMS_STATS
  • Automatic Statistics Gathering
  • Dynamic Statistics
  • Online Statistics Gathering for Bulk Loads
Session 4: SORTS
  • How Oracle Processes Sorts
  • Temporary Disk Space Assignment
  • SQL Operations that Use Sorts
Session 5: INDEXES
  • Index Overview
  • Selecting Suitable Columns for an Index
  • B*Tree Indexes
  • Rebuild an Index
  • Composite Indexes
  • Descending Indexes
  • Access Paths with Indexes
  • Index Scans
  • Conditions That Stop Indexes Being Used
  • Parameters that Affect Optimizer Index Choice

Course Contents - DAY 2Session 6: ADVANCED INDEXES

  • Bitmap Indexes
  • Key Compressed Indexes
  • Index Organized Tables
  • Function Based Indexes
  • Invisible Indexes
Session 7: JOIN OPERATIONS
  • Understand Access Paths
  • Joining Tables
  • Nested Loops Join
  • Merge Join
  • Cluster Join
  • Hash Join
  • Anti Join and Semi Join
  • Outer Joins
  • Star Join
  • Improve Optimization with Different Access Paths
Session 8: SQL TUNING ADVISOR USING SQL DEVELOPER
  • Overview of the DBMS_SQL_TUNE Package
  • Using the SQL Tuning Advisor with SQL Developer
Session 9: SEQUENCES AND VIEWS
  • Sequence Caching
  • Views
  • View Merging
  • Inline Views
Session 10: USING HINTS
  • Using Hints to Influence Execution Plan
  • Optimization Mode and Goals
  • Access Methods
  • Query Transformations
  • Join Orders
  • Join Operations
  • Hint Examples
Session 11: MISCELLANEOUS
  • Tips for Avoiding Problematic Queries
  • Array Size
  • The Shared Pool
  • The WITH Clause
  • Bind Variable Usage
  • Result Caching
  • Some Miscellaneous PL/SQL Issues

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Oracle 10g SQL Performance Tuning

£ 795 + VAT

The best Oracle courses

See all

See all