Manual Data Guard Switchover in oracle 19c
Description: After configuring Data Guard, databases operate in either the primary or standby role, which can be switched dynamically without data loss or resetting redo logs. [...]
Manual Data Guard Manual Failover
Introduction to Failover: Oracle Failover is a critical feature designed to ensure high availability and continuous operation of Oracle databases in the event of unexpected system failures. In [...]
Oracle patch prerequisite failed with PRVF-4083 & PRKN-1035
ISSUE: When I initiated the grid patch, it failed while executing the prerequisite with the following errors: PRVF-4083: Node reachability check failed from node <NODE1>. PRKN-1035: Host [...]
BACKUP USING SQL SERVER AGENT
In this blog post, we will explore the process of scheduling and taking a backup of a SQL Server database using the SQL Server Agent method. Firstly, log in to the SQL Server, and select the [...]
BACKUP USING MAINTENANCE PLAN
In this blog post, we will explore the process of scheduling and taking a backup of a SQL Server database using the SQL maintenance plan method. Firstly, log in to the SQL Server, and select [...]
Comprehensive Guide: Removing and Adding RAC Nodes in Oracle Clusterware
Overview Diving into the intricacies of Oracle Clusterware management, this comprehensive guide elucidates the meticulous steps involved in the process of deleting and adding RAC nodes within [...]
Troubleshooting and Resolving ‘CheckApplicable’ Prerequisite Error When Applying Oracle GI RU July-2023 Patch
Overview of blog In this blog post, we will explore a comprehensive solution to resolve the issue of ‘oracle.rdbms.deconfig, 19.0.0.0.0’: Cannot delete file [...]
OEM Upgrade from 13.4 to 13.5
OEM UPGRADE FROM 13.4 TO 13.5 PRE-REQUISITE: First, we need to take a backup of the Middleware Home, the Management Repository, Central inventory, Software library, Management Agent. The [...]
OEM 13.4 Step by Step Installation
OEM 13.4 INSTALLATION AND CONFIGURATION OEM OVERVIEW: Oracle Enterprise Manager is management tool, which is used to integrated solution for managing your heterogeneous environment. It [...]