1.1、概述 本文档用于详细记录在OEL6.3X86_64位系统上安装配置Oracle 11gR2(11.2.0.4.0)RAC的步骤、RAC数据库的基本维护、为RAC创建单实例Active Physical DataGuard、验证Active DataGuard的功能、RAC主库同单实例物理备库的角色转换等内容。 安装平台选择Oracle公司的Virtual Box虚拟机软件,通过在该虚拟机上配置两台...
This document explains the step by step process of building the 11g R2 (11.2.0.1) 3-Node RAC primary to 2-Node RAC Physical Standby DataGuard on Oracle Enterprise Linux Technical Architecture of 11g R2 RAC primary to RAC standby DataGuard Configuration: Existing Setup (Before the Dataguard Set...
After configuring OS-level settings now we need to configure database level parameters to configure the oracle 19c data guard. Start 19c Data Guard Configuration Action on Primary Server Step1: Make sure the primary database running in archive log mode. Check Archive mode using the below querie...
Data Guard Broker log : /u01/app/oracle/diag/rdbms/chennai/chennai/trace/drcchennai.log Database Status: SUCCESS Successfully configured the Oracle Dataguard Broker in 19c database. Connect with me:-
部署Data Guard服务; Data Guard Broker的配置以及使用。 一、部署Physical Standby 1.1 主库准备工作 1.1.1启用force logging SQL> ALTER DATABASE FORCE LOGGING; 1. 1.1.2 创建standby数据库redo文件 SQL> ALTER DATABASE ADD STANDBY LOGFILE SIZE 200M; ...
在Oracle 11g曾经版本号中的的Data Guard物理备用数据库。能够以仅仅读的方式打开数据库。但此时MediaRecovery利用日志进行数据同步的过程就停止了,假设物理备用数据库处于恢复的过程中数据库就不能打开查询。也就是说日志应用和仅仅读打开两个状态是相互排斥的,而Oracle 11g Active Data Guard功能攻克了这个矛盾,在利用...
oracle 10g可以通过基于备份的rman DUPLICATE实现dataguard,通过步骤需要对数据库进行备份,并在standby侧进行数据库的恢复。而到了11g,oracle推出了Duplicate From Active Database技术,不需要再对数据库进行rman备份恢复,一切动作都通过网络自动完成。 下面是具体的实现例子: ...
(S311810) Session ID: S311809 & S311810 Oracle Active Data Guard Active Data Guard Hands On Lab Oracle Database 11g Release 2 Page 3 of 124 Session ID: S311809 & S311810 Oracle Active Data Guard INTRODUCTION ... 7 OVERVIEW OF THE EXERCISES......
Autonomous Database Oracle Real Application Clusters (RAC) Oracle Engineered Systems Active Data GuardGet started with Oracle Autonomous Health Framework Try Autonomous Database for free Build, test, and deploy applications on Oracle Cloud Infrastructure Platform. Try it for free Contact us Intereste...
standby in mount mode and then start standby recovery. The MRP, in an attempt to let the standby follow the primary, triggers an automatic flashback of the standby. If this operation succeeds, as reported in the alert log, you need to follow up with opening the Active Data Guard instance...