Oracle Database 12cR2 DBA Performance Tuning & Management
 
 

Oracle Database 12cR2 DBA Performance Tuning & Management

Course Code: O12CDBAPT

Duration: 5 days

S9

Oracle Database 12cR2 DBA Performance Tuning & Management Course Overview

This Oracle Database 12cR2 DBA Performance Tuning & Management course introduces the DBA to the main concepts of Oracle Database performance tuning and management. DBAs will gain practical experience in analyzing and tuning database performance.

This course is also suitable for users of Oracle Database 12c Release 1.

Delegates on the Oracle Database 12cR2 DBA Performance Tuning & Management course will learn how to use tuning goals and methodologies to identify tuning contentions in an Oracle database and how to take corrective action, how to detect and tune common database performance problems, how to use the database advisors to proactively tune a database and how to use the various tools provided by Oracle to tune a database.

The delegate will learn and acquire skills as follows:

  • Tuning database applications for optimal performance
  • Identifying and resolving common tuning problems
  • Using diagnostic sources
  • Managing database statistics
  • Identifying and correcting problem SQL statements
  • Examining the execution plan of a SQL statement using Explain Plan
  • Examining the efficiency of SQL statements using SQL trace and autotrace
  • Using tools for monitoring and diagnosing SQL performance issues
  • Tuning memory components
  • Tuning the SGA and Shared Pool
  • Tuning the data block buffers
  • Using Automatic Memory Management
  • Setting the PGA and temporary space
  • Managing disk I/O
  • Tuning block space
  • Monitoring statistics and wait events
  • Using metrics, alerts and baselines
  • Using AWR and ADDM
  • Using Database Replay

Who will the Course Benefit?

The Oracle Database 12cR2 DBA Performance Tuning & Management course is suitable for database administrators and technical support staff who are required to monitor and tune an Oracle Database 12cR2 or 12cR1.

Course Objectives

The objective of the Oracle Database 12cR2 DBA Performance Tuning & Management course is to provide the skills needed to monitor and tune an Oracle Database.

Examinations

This course will aid the delegate in their preparation for the following exam:

  • 1Z0-064 - Oracle Certified Expert, Oracle Database 12c: Performance Tuning and Management

Attending this course will help delegates gain many of the skills and product knowledge requirements as outlined in the exam objectives. Studying this course and its associated reference materials can form part of the preparation to achieve certification. Experience, practice, self-study and aptitude are also key requirements for exam success.

Before taking any exam, ensure you have the recommended experience. The Oracle website lists all exam requirements and these are updated regularly.

Exams are not included as part of the course.

Requirements

A working knowledge of SQL, PL/SQL and Oracle Database administration is required. These skills can be obtained by attendance on the pre-requisite Oracle SQL, Oracle PL/SQL and Oracle Database 12cR2 Administration courses.

This course is run on a Linux operating system, a basic knowledge of Linux/UNIX is recommended but is not essential.

Pre-Requisite Courses

Follow-On Courses

Notes:
  • Course technical content is subject to change without notice.
  • Course content is structured as sessions, this does not strictly map to course timings. Concepts, content and practicals often span sessions.


 

Course Contents

Oracle Database 12cR2 DBA Performance Tuning & Management Training Course

Course Introduction

  • Administration and Course Materials
  • Course Structure and Agenda
  • Delegate and Trainer Introductions

Session 1: INTRODUCTION TO ORACLE PERFORMANCE TUNING

  • 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

Oracle Database 12cR2 DBA Performance Tuning & Management Training Course

Session 6: ADVANCED INDEXES

  • Bitmap Indexes
  • Key Compressed Indexes
  • Index Organized Tables
  • Function Based Indexes
  • Invisible Indexes
  • Advanced Index Compression in 12c Release 1 and Release 2

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
  • Oracle 12.2 SQL*Plus Performance Setting Options
  • Array Size
  • The Shared Pool
  • Intelligent Cursor Sharing
  • Virtual Columns
  • The WITH Clause
  • Bind Variable Usage
  • Result Caching
  • Approximate Query Processing
  • Reduce Cursor Invalidations for DDLs
  • Some Miscellaneous PL/SQL Issues

Oracle Database 12cR2 DBA Performance Tuning & Management Training Course

Session 12: BASIC TUNING DIAGNOSTICS

  • Performance Tuning Diagnostics, Features, and Tools
  • DB Time
  • CPU and Wait Time Tuning Dimensions
  • Time Model
  • Dynamic Performance Views
  • Database Statistics
  • Wait Events
  • Diagnostic Sources
  • Log Files and Trace Files

Session 13: REDUCE THE COST OF SQL OPERATIONS

  • Identify Unusable Objects
  • Maintain Indexes
  • The SQL Access Advisor
  • Maintain Tables and Reorganize Tables
  • Manage Extents
  • Compress Tables
  • Row Chaining and Row Migration
  • Segment Shrink

Session 14: THE SQL PERFORMANCE ANALYZER

  • An Overview of the SQL Performance Analyzer
  • Usage of the SQL Performance Analyzer
  • Capture a SQL Workload
  • Create a SQL Performance Analyzer Task
  • Generate Comparison Reports
  • Tune Regressed Statements
  • Guided Workflow Analysis
  • SQL Performance Analyzer Views

Session 15: SQL PERFORMANCE MANAGEMENT

  • Maintenance of the Optimizer Statistics
  • Gather Statistics Options
  • Defer Publishing Statistics
  • The Optimizer Statistics Advisor
  • The Expression Statistics Store
  • Optimizer Query Optimization in 12.1 and 12.2
  • Continuous Adaptive Query Plans in 12.2
  • Automatic SQL Tuning
  • The SQL Tuning Advisor
  • The SQL Access Advisor
  • SQL Plan Management

Session 16: AUTOMATIC MEMORY MANAGEMENT

  • Overview of Automatic Shared Memory Management
  • Dynamic SGA
  • Parameters for Sizing the SGA
  • Enable and Disable Automatic Shared Memory Management
  • Use the SGA Advisor
  • Overview of Automatic Memory Management
  • Enable and Disable Automatic Memory Management
  • Monitor Automatic Memory Management
  • The PGA Aggregate Limit

Session 17: TUNE THE SHARED POOL

  • Overview of the Shared Pool Architecture
  • Latches and Mutexes
  • Diagnostic Tools for Tuning the Shared Pool
  • Avoiding Hard Parses
  • Size the Shared Pool
  • Avoiding Fragmentation of the Shared Pool
  • The Data Dictionary Cache
  • The SQL Query Result Cache

Oracle Database 12cR2 DBA Performance Tuning & Management Training Course

Session 18: TUNE THE BUFFER CACHE

  • Overview of the Database Buffer Cache Architecture
  • Buffer Cache Tuning Goals and Techniques
  • Buffer Cache Performance Symptoms and Solutions
  • Buffer Cache Advisor
  • Database Smart Flash Cache
  • Full Database Caching
  • When to Flush the Buffer Cache

Session 19: TUNE PGA AND TEMPORARY SPACE

  • Overview of the PGA
  • SQL Memory Usage
  • Automatic PGA Memory Mode Configuration
  • Configure the PGA for a New Instance
  • PGA Target Advice Statistics and Histograms
  • Automatic PGA and AWR Reports
  • Temporary Tablespace Management
  • Temporary Tablespace Group
  • Multiple Temporary Tablespaces
  • Monitoring Temporary Tablespaces
  • Temporary Tablespace Shrink
  • Data Dictionary Views and Sort Segments

Session 20: CREATE AND USE SNAPSHOTS AND BASELINES WITH THE AUTOMATIC WORKLOAD REPOSITORY

  • An Overview of the Automatic Workload Repository
  • AWR Data
  • Enterprise Manager and the AWR
  • Create and Compare Snapshots
  • Examine AWR Reports
  • Create and Compare Baselines
  • Moving Window Baseline
  • Baseline Templates
  • Baselines Views
  • Performance Monitoring and Baselines
  • Define Alert Thresholds Using a Static Baseline
  • Configure Adaptive Thresholds
  • Performance Hub Active Report

Session 21: USE METRICS AND ALERTS

  • An Overview of Metrics and Alerts
  • The Benefits and Limitations of Metrics and Alerts
  • System Generated, Threshold Generated and Event Based Alerts
  • Set Thresholds
  • View Metric History Information
  • View Histograms
  • Metric and Alert Views

Session 22: USE AWR-BASED TOOLS

  • Automatic Maintenance Tasks
  • Maintenance Window Configuration
  • ADDM Performance Monitoring
  • Active Session History
  • Generate an ASH Report
  • Real-time ADDM

Oracle Database 12cR2 DBA Performance Tuning & Management Training Course

Session 23: REAL TIME DATABASE OPERATION MONITORING

  • Overview of Real Time Database Operation Monitoring
  • Database Operation Concepts
  • Define a Database Operation
  • Enable the Monitoring of Database Operations
  • Identify, Start and Complete a Database Operation
  • Monitor the Progress of a Database Operation
  • Database Operation Views
  • Database Operation Tuning
  • Oracle Database 12cR2 New Features

Session 24: MONITOR APPLICATIONS

  • The Attributes and Types of Services
  • Create Services
  • Use Services with Client Applications
  • Use Services with the Resource Manager
  • Use Services the Oracle Scheduler
  • Services and Metric Thresholds
  • Use Aggregation of Services with Tracing
  • The Top Services Performance Page

Session 25: DATABASE REPLAY

  • Overview of Database Replay Architecture
  • Use Enterprise Manager to Capture and Replay a Workload
  • Use the Database Replay Packages to Capture and Replay a Workload
  • Capture a Workload
  • Pre-process the Captured Workload
  • Configure Replay Clients
  • Replay the Workload
  • Replay Workload Options
  • Analyze the Replayed Workload
  • Database Replay Views

Session 26: TUNE DATABASE I/O

  • An Overview of Database I/O Management
  • I/O Architecture and Modes
  • Important I/O Metrics for Oracle Databases
  • I/O Calibration
  • I/O Statistics and Diagnostics
  • Layout Files using Operating System or Hardware Striping
  • Manually Distribute Files to Reduce I/O Contention
  • Sample Configurations
  • Asynchronous and Synchronous I/O
  • Multi-Threaded Oracle
  • Automatic Storage Management (ASM)

Session 27: A SUMMARY OF ORACLE PERFORMANCE TUNING

  • The Potential Impact of Initialization Parameters on Performance
  • Initially Size Memory for a Database
  • Recommended Best Practices for Different Types of Tablespaces
  • Determine and Use Block Sizes
  • Size the Redo Log Buffer and the Redo Log Files
  • Configure Automatic Statistics Gathering
 

Oracle Database 12cR2 DBA Performance Tuning & Management

Duration: 5 days

RRP: £2,250.00 exc. VAT 


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Next 6 months

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02 Sep 2019   Spaces StayAhead - Course Running Book
 
16 Dec 2019   Spaces StayAhead - Course Running Book
 
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Course Reviews

Fantastic level of documentation and the lecturers have great in depth knowledge of the subjects.

Jamie - Database Developer - IT


Not being a dedicated DBA, the course provided an excellent insight into performance tuning available to me.

Dan - Software Developer - Government


Another well delivered course.

Lee - Shared Services Manager - Outsourcing


More Course Reviews....

Very good session and enjoyed the lab / exercise also.

Santanu - SAP Basis DL - IT


 
 
 
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