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Oracle Courses

Enliten IT partner with StayAhead Training to deliver an extensive range of 19c Oracle courses targeted at ensuring delegates, from programmers to administrators, can perform their job roles successfully.  We’ll teach you how to administer, configure, secure, backup, manage storage and maintain databases.  Oracle SQL reporting courses are also available.

Other, not so popular, Oracle training courses (e.g. Oracle e-Business Suite R12) are also available so if you don’t find what you are looking for in the list below then please contact us.

Note: All Oracle 19c workshops can be modified or tailored for delivery, at your own offices, anywhere within the UK.

ORACLE 19c Data Guard course

4 days

This ORACLE Database 19c Data Guard course introduces delegates to the main architectural concepts of Data Guard. Delegates will learn how to use Oracle Data Guard to protect Oracle Databases against planned and unplanned downtime. They will learn how to create and manage physical, logical and snapshot standby databases as well as understanding how to use standby databases in a standby role for reporting, querying and testing purposes.

Delegate will practice:

  • Preparing a Primary Database for a Data Guard Configuration
  • Creating a Physical Standby Database
  • Creating a Logical Standby Database
  • Creating a Snapshot Standby Database
  • Monitoring a Standby Database Configuration
  • Managing a Data Guard Configuration
  • Troubleshooting Standby Database Configurations
  • Tuning a Standby Database
  • Backing up and Recovering a Data Guard Configuration
  • Using Flashback in a Data Guard Configuration
  • Using the Data Guard Broker
  • Managing a Configuration using the Broker
  • Overview of Patching and Upgrading

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What will you learn?

By the end of this ORACLE 19c Data Guard course, delegates will have the knowledge and skills needed to plan, implement, manage and troubleshoot Oracle Data Guard standby database configurations.

Audience?

Database administrators and technical support staff.

Course Contents


DATA GUARD OVERVIEW

  • Overview of Data Guard
  • Requirements for Maintaining a Standby Database
  • Data Guard Terminology
  • Types of Standby Databases
  • Levels of Protection
  • Physical, Logical and Snapshot Standby Databases
  • Role Transition Management Services
  • Data Guard Interfaces
  • Standby Database Creation
  • Data Guard Installation
  • SYSDG Administrative Privilege for Data Guard Operations

DATA GUARD ARCHITECTURE

  • Data Guard Architecture
  • Processes Active on the Primary Database
  • Processes Active on the Standby Database
  • Data Guard Architecture and Initialization Parameters
  • Data Guard usage with a Multitenant Database
  • PDB Creation and Cloning in a Multitenant Architecture Environment

CREATE A PHYSICAL STANDBY DATABASE WITH SQL COMMANDS

  • Prepare the Primary Database for Data Guard
  • Initialization Parameters for the Standby Database
  • Datafile and Controlfile Duplication
  • Create the Standby Instance
  • Network Files Configuration
  • Activate the Standby Database
  • Verify Primary and Standby Databases are Working
  • Archive Log Loss
  • Open the Standby Database
  • Shut Down and Start Up the Data Guard Environment
  • Active Data Guard
  • Far Sync Instance
  • Monitor the Primary and Standby Databases

REDO TRANSPORT SERVICES

  • Overview of Redo Transport Services
  • How Data Guard Sends Redo Data
  • Control when Redo Data is Sent with the VALID_FOR Option
  • Handle Transmission Errors
  • Manage Archive Gaps
  • Automatic Outage Resolution with Data Guard in 19c
  • Levels of Protection
  • Fast-Sync Mode

REDO APPLY SERVICES

  • Overview of Log Apply Services
  • Apply Redo Data Immediately
  • Delay Redo Data Application
  • Terminate Redo Apply Services
  • Configure a Cascading Standby Database
  • Create a Snapshot Standby Database

ROLE TRANSITION USING SQL COMMANDS

  • Role Transition Overview
  • Prepare the Primary Database
  • Prepare the Standby Database
  • Perform a Switchover
  • Perform a Failover
  • Reinstate the Failed Primary
  • Overview of Application Continuity in a Data Guard Environment

CHANGE MANAGEMENT

  • Change Management Overview
  • Add Datafiles or Tablespaces
  • Drop Tablespaces and Delete Datafiles
  • Transportable Tablespaces
  • Rename Datafiles
  • Add or Drop Redo Log Files
  • DML Operations on Active Data Guard in 19c
  • Nologging Operations
  • Nologging Enhancements in 18c
  • Lost Write Detection
  • Shadow Lost Write Protection in 18c

CREATE A STANDBY DATABASE WITH RECOVERY MANAGER

  • Overview of Standby Database Creation with RMAN
  • Create a Suitable Backup with RMAN
  • Standby Path and File Names
  • Build the Standby Instance
  • Create a Standby Database with RMAN
  • Create a Standby Database with the dbca

• BACKUP AND RECOVERY CONSIDERATIONS IN AN ORACLE DATA GUARD CONFIGURATION

  • Implement a Backup and Recovery Strategy
  • The Usage of RMAN in a Data Guard Configuration
  • Backup and Recovery of a Primary Database with a Physical Standby Database
  • Backup and Recovery of a Logical Standby Database
  • Use a RMAN Recovery Catalog in a Data Guard Configuration
  • Create the Recovery Catalog
  • Register a Database in the Catalog
  • Configure Daily Incremental Backups
  • Recover from the Loss of Datafiles and Control Files on Primary and Standby Databases
  • Recover from the Loss of Online Redo Logs
  • Restore and Recover Datafiles across the Network
  • Roll forward a Physical Standby Database using RECOVER A STANDBY DATABASE FROM SERVICE primary_db
  • One Command Refresh of the Standby Database
  • Enable Block Change Tracking for a Physical Standby Database

USE FLASHBACK DATABASE IN A DATA GUARD CONFIGURATION

  • Overview of Flashback Database Usage in a Data Guard Configuration
  • Configure Flashback Database
  • Use Flashback Database Instead of Apply Data
  • Use Flashback Database and Real Time Apply
  • Flashback through Standby Database Role Transitions
  • Automatic Flashback Standby in 19c
  • Use Flashback Database after Failover

DATA GUARD BROKER OVERVIEW

  • Overview of Oracle Data Guard Broker
  • Oracle Enterprise Manager
  • The DGMGRL Command Line Interface
  • Data Guard Monitor
  • Install Oracle Data Guard
  • Start up the Data Guard Broker
  • The v$DATAGUARD_PROCESS View

BUILD A CONFIGURATION USING THE BROKER

  • Prepare for a Configuration Build
  • Configure the Primary Database
  • Configure the Standby Database
  • Validate a Database
  • New Broker Commands in 18c
  • Validate a Database spfile
  • Validate Network Configuration
  • Validate Status Connect Identifier
  • Show, Enable and Disable the Configuration
  • Execute DGMGRL Scripts

MANAGE A CONFIGURATION USING THE BROKER

  • Data Guard Broker Configuration Files
  • Display and Edit Database Properties
  • Set the Configuration Protection Mode
  • Use Additional Broker Configurable Properties from 18c and 19c
  • Configure Fast Start Failover
  • Fast Start Failover in Observer Only Mode from 19c
  • Execute a Switchover
  • Execute a Failover
  • Configure Multiple Failover Targets
  • Alter the state of a Database
  • Export the Broker File
  • Monitor the Configuration
  • Configure Multiple Observers

CREATE A STANDBY DATABASE WITH THE DBCA

    • Overview of Creating a Physical Standby Database Creation with the DBCA
    • Create a Standby Database with the DBCA
    • Add Entries to the tnsnames.ora File
    • Use the Data Guard Broker to Create the Configuration
    • Create the Standby Redo Logs on the Primary Database
    • Create the Standby Redo Logs on the Standby Database
    • Verify the Data Guard Configuration
    • Edit the listener.ora File on the Primary Database
    • Edit the listener.ora File on the Standby Database
    • Create a Data Guard Physical Standby Database for a Multitenant Container Database with the dbca in 19c

CREATING A LOGICAL STANDBY USING SQL COMMANDS

  • Overview of Creating a Logical Standby Database using SQL Commands
  • Prepare the Primary Database
  • Prepare the Standby Database
  • Transition a Physical Standby to a Logical Standby
  • Start the Standby Instance
  • Real Time Apply
  • Delete Archives
  • Dictionary Views Containing useful Standby Information
  • Monitor the SQL Apply Progress

MANAGING A LOGICAL STANDBY DATABASE

  • Overview of SQL Apply Architecture
  • Transaction Size Considerations
  • DML and DDL Apply Considerations
  • Intercept DDL Statements
  • Skip DML and DDL on the Standby Database
  • Modify a Logical Standby Database
  • Materialized Views on the Primary Database
  • Table Instantiation
  • Restart SQL Apply
  • Customize DBA_LOGSTDBY_EVENTS
  • Rolling Upgrades using Logical Standby
  • Rolling Upgrades on a Physical Standby
  • Job Scheduling on a Logical Standby

TUNING A STANDBY DATABASE

  • Overview of Tuning a Physical Standby Database
  • Temporary Undo, Global and Variables
  • The Significance of Tables without Primary Keys
  • Statistics on the Logical Standby
  • Transaction Consistency
  • Adjusting the Number of Applier Processes
  • Adjusting the Number of Preparer Processes
  • Tune the Memory for the LCR Cache
  • Set the ReopenSecs and NetTimeout Database Properties
  • Compress Redo Transmission
  • Optimize SQL Apply
  • Optimize Redo Apply

OVERVIEW OF PATCHING AND UPGRADING DATABASES

  • Upgrade the Oracle Data Guard Broker Configuration
  • Upgrade the Oracle Database in a Data Guard Configuration with a Physical Standby Database
  • Upgrade the Oracle Database in a Data Guard Configuration with a Logical Standby Database
  • Use DBMS_ROLLING to Upgrade a Database
  • Leading Group Databases and Leading Group Master
  • Trailing Group Databases and Trailing Group Master
  • Use DBMS_ROLLING to Carry out a Rolling Database Upgrade

DATA GUARD QUICK SETUP GUIDE

  • Data Guard Physical Standby Setup using the Data Guard Broker
  • Primary Server Setup
  • Configure Initialization Parameters
  • Service Setup
  • Standby Server Setup
  • Create a Standby Database using DUPLICATE
  • Enable the Broker
  • Database Switchover
  • Database Failover
  • Read-Only Standby and Active Data Guard
  • Snapshot standby

Course Materials

Enliten IT will provide each delegate with a workbook and other useful reference materials where applicable.  These may be either paper based or in Adobe pdf format or a combination thereof.
“Asta Powerproject v15 Introduction - course review "Probably one of the best course I have attended.  Trainer presented very well in a great manner which helped greatly." - Matt "Excellent course and trainer" - Kev Castle Building Services - September 2019”Asta Powerproject v15 Introduction - course review

Additional Information

Enliten IT reserves the right to modify course content and materials as required in the interests of continuous course improvement, at any time, without notification. The suggested course duration is a guideline. Course topics and duration may be modified by the instructor based upon the knowledge and skill level of the course participants.

Contact us to discuss your training needs...

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