Oracle database 11g r2 step by step installation guide. This site is like a library, use search box in the widget to get ebook that you want. Oracle data guard 11g handbook download ebook pdf, epub. Oracle data guard standard edition 11g database world. By activeactive, it means bothall sites are up, running, and accessible. Pdf role of oracle active data guard in high availability. Data guard has options for multiple standby sites as well as an activeactive configuration. By following the practical examples in this book, you ll learn to set up your data guard broker, the management framework for.
Products purchased from third party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product. Data guard physical standby setup in oracle database 11g. An oracle developer and dba since 1987, he has implemented large. Data guard uses oracle net sessions to transport redo data and control messages between the members of a data guard configuration. Here in this article i am going to cover steps by step approach to configure oracle 11g data guard physical standby. Oracle data guard 11g handbook pdf free download epdf. This is done by having a standby physical copy database, preferably in another location and on separate disk. To have the dataguard option, we require an enterprise edition. This document explains the step by step process of building the 11g r2 11. Ex if primary database online redo log groups whose log files are 200k, then the standby redo log groups should have log file sizes of 200k.
Standby databases can be maintained with either redo physical standby or sql logical standby. Oracle data guard 11gr2 administration beginners guide. Data guard skills can land you in very plush and efficient jobs and postings. This article contains an updated version of the 9i physical standby setup method posted here.
Data guard is one of the high availability, disaster recovery and data protection architecture from oracle. Enable oracle flashback database for the standby database. The databases in a data guard configuration are connected by oracle net and may be dispersed geographically. Environment server database name production primary 172. Data guard interview questions and answers in oracle 11g. Aug 20, 20 oracle data guard standard edition 11g as you know, oracle enterprise edition is very expensive. If an oracle data guard configuration is managed by oracle data guard broker, then oracle global data services gds is fully supported on the databases in that configuration. Oracle data guard standard edition 11g as you know, oracle enterprise edition is very expensive. Data guard is oracle 12cs true disaster protection technology. A data guard configuration consists of one production database and one or more standby databases.
Click download or read online button to get oracle data guard 11g handbook book now. In this article, i will show you the steps for dataguard configuration in 11gr2 standard edition. Data guard must use spfile, in order to configure it we create and configure the standby parameters on a regular pfile, and once it is ready we convert it to an spfile. On the primary database, create a backup copy of the. Oracle data guard with oracle database 11g release 2. How to droprename standby redolog file in oracle 11g. Worked on active data guard and performed troubleshooting data guard environment. We can trace the roots of todays data guard as far back as oracle7 in the early 1990s. Stepbystep configuration of data guard broker in oracle 11g. Explains the structure of a physical standby database with oracle data guard in an sap environment, indicating all the steps needed to successfully install and configure an oracle data guard system with a. This is done by having a copy or standby database, preferably in another location and on separate disk. Kevin loney, director of data management for a major financial institution, is an internationally recognized expert in the design, development, administration, and tuning of oracle databases. Since its a common dba task to provide high availability of databases, data guard is a mustknow topic for every oracle database administrator.
Provide superior data protection, availability, and disaster recovery using the tested techniques in this oracle press guide. Further we will see different features of data guard and recovery issues. Dataguard architecture and its components in oracle 11g. Oracle data guard concepts and administration 11g release 2 11. Oracle data guard 11gr2 administration pdf droppdf.
Data guard provides a comprehensive set of services that create, maintain, manage, and monitor one or more standby databases to enable production oracle databases to survive disasters and data corruptions. Oracle data guard is the management, monitoring, and automation software infrastructure that creates, maintains, and monitors one or more standby databases to protect enterprise data from failures. Data guard maintains these standby databases as copies of the production. It has been designed to teach you everything you need to know to successfully create and operate data guard environments with maximum flexibility. In it, you have a minimum of two databases, primary and standby. Oracle data guard ensures high availability, data protection, and disaster recovery for enterprise data. Oracle offers a rich set of tools and utilities for performing data movement across systems. Data guard is the name for oracles standby database solution, used for disaster recovery and high availability. To steal liberally from larry carpenters book on data guard, data guard is a product of more than 15 years of continuous development. Quick guide to configuring oracle 11gr2 data guard. To simplify record keeping, response times are rounded up to the nearest whole second for response times less than 300 seconds. Other than data migration, data replication and data backuprecovery solutions also fall under the umbrella. Dec 28, 2009 oracle data guard concept oracle data guard is one of the most effective and comprehensive data availability, data protection and disaster recovery solutions available today for enterprise data. Setting up oracle 11g data guard for sap customers.
Dec 03, 2015 data guard physical standby missing file tips. This is the database that is accessed by most of your applications. Use rman to create the standby database data files and standby control file from the primary database and to replace the existing standby database password file with a copy of the primary database password file. Data guard, physical standby creation, step by step. Applied patch set and interim patches whenever required to make the database software up to date. Media recovery was used to apply archived redo logs to a remote standby database, but none of the automation that exists today was present in the product. You are correct, the oracle web site says that data guard sql apply and redo apply comes as part of 10g enterprise edition ee. Life cycle of data guard create standby physical database new users in 12c sqplus sys as sysdg sysbackup will be used to perform all backup and recovery related operations either via rman or sqlplus sysdg is in place to separate the data guard related operations from other activities. With oracle database 11g release 2 and 12c, you should be able to. These redo transport sessions are authenticated using either the secure sockets layer ssl protocol or a remote login password file. Data guard physical standby setup in oracle database 11g release 2 data guard is the name for oracles standby database solution, used for disaster recovery and high availability. Explains the structure of a physical standby database with oracle data guard in an sap environment, indicating all the steps needed to successfully install and configure an oracle data guard system with a physical standby database and the logical order required.
Master oracle 11g data guard video course teaches you how to implement oracle data guard in real time environment. This article contains an updated version of the 9i. Oracle data guard 11g handbook about the authors larry carpenter h v 9hic \jhzy egdyjxi bvcv\zg vi dgvxaz jh6 vcy. Well, those were just a few questions and answers you can go with if you are preparing for the best success rate possible in the data guard interview.
Oracle data guard is the management, monitoring, and automation software infrastructure that creates, maintains, and monitors one or more standby databases to protect. As all of you must be knowing that dataguard is not available in standard edition. Using realworld examples and handson tasks, oracle data guard 11gr2 administration beginners guide will give you a solid foundation in oracle data guard. Oracle white papersetting up oracle 11g data guard for sap customers 2 data guard functionality a data guard configuration consists of a production database, also known as the primary database, and up to nine standby databases, which are consistent copies of the primary database as far as transactions are concerned. This standby database is maintained by applying the changes from the primary database to it. Nov 17, 2011 stepbystep configuration of data guard broker in oracle 11g as we have already discuss about the data guard broker and its benefits in earlier post.
Aris prassinos distinguished member of technical staff. A data guard configuration contains one production database, also referred to as the primary database, that functions in the primary role. It allows readonly access on the physical standby node at the same time as applying archived transactions from the primary node. Technical architecture of 11g r2 rac primary to rac standby dataguard configuration. The data for each destination consists of a series of rows, with one row for each response time. Oct 04, 20 in this article, i will show you the steps for dataguard configuration in 11gr2 standard edition. With oracle a database user can instruct the database to not log redo e. So, you still have opportunity to move ahead in your career in oracle development. The course briefly discuss about the need of oracle data guard, oracle high availability and how to setup oracle data guard. Data guard physical standby setup in oracle database 11g release 2. Changes in this release for oracle data guard concepts and. There are lot of opportunities from many reputed companies in the world.
In my case, ingredients to simulate physical standby data guard environment are as below. Steps to configure oracle 11g data guard physical standby. Oracle d ata guard ensures high availability, data protection, and disaster recovery for enterprise data. Oracle data guard 11g r2 beginners administration guide is a practical guide that provides all the information you will need to configure and maintain data guard. According to research oracle data guard has a market share of about 0. This book will show you what data guard can really do. Disaster recovery a dataguard configuration consists of one primary database and one or more standby database. Jun 22, 2016 to steal liberally from larry carpenters book on data guard, data guard is a product of more than 15 years of continuous development. Oracle data guard concept oracle data guard is one of the most effective and comprehensive data availability, data protection and disaster recovery solutions available today for enterprise data. Oracle data guard concepts and administration oracle docs.
Data guard broker controls the creation and monitoring of data guard. Oracle database 12cr2step by step configuration oracle. Preparing the primary for data guard you must now do some preparation on your primary database so that it is ready for data guard. If youre looking for oracle data guard interview questions for experienced or freshers, you are at right place. Gds provides oracle raclike service failover and load balancing for a set of replicated databases, within or across data centers. Migration of databases from 10g to 11g using exportimport and data pump exportimport utilities. With 11g oracle has introduced the concept of active data guard with the possibility to query our physical standby database while it is constantly actualized to reflect the state of the primary database but with an extra charge. The oracle active data guard option, an extracost facility, extends oracle data guard functionality in oracle 11g configurations. The standby databases will be always in sync with primary database. Data guard maintains these standby databases as copies of the production database. Jun 18, 2016 data guard broker controls the creation and monitoring of data guard. Oracle data guard is a technology which helps you protect against planned and unplanned downtime.