Oracle Manual DB Switchover: Primary to Standby with DGMGRL
A switchover in Oracle Data Guard is a planned role reversal between the primary and standby databases, ensuring minimal downtime. This guide…
How to Download and Install Oracle 19c on Oracle Linux 8.10 (x86_64) in VirtualBox VM
Learn how to download and install Oracle 19c on Oracle Linux 8.10 (x86_64) in a VirtualBox VM with this step-by-step guide. This…
How to Install Oracle 19c on Amazon Linux 2 (2025) | Step-by-Step Guide
In this guide, we provide a step-by-step process to install Oracle 19c on Amazon Linux 2 using the GUI-based installer. You’ll learn…
How to Access Your Virtual Machine on VirtualBox Using MobaXterm
If you’re running a Linux-based Virtual Machine (VM) on VirtualBox and want to connect using MobaXterm, you might face network issues. By…
Automate Oracle DBA Login with a Custom Alias on Linux
Managing Oracle databases on an Amazon Linux 2 EC2 instance often requires switching users and setting environment variables before running SQL*Plus. This…
How to Fix “NtCreateFile(\Device\VBoxDrvStub) Failed” Error in VirtualBox 7.1.6 on Windows
Encountering the NtCreateFile(\Device\VBoxDrvStub) failed: 0xc0000034 error while creating a virtual machine in VirtualBox can be frustrating. This issue is commonly related to…
How to Assign a Dedicated Temporary Tablespace to a User in Oracle
In Oracle databases, every user requires a temporary tablespace for sorting and other temporary operations. By default, users are assigned the default…
DBMS_SHARED_POOL.PURGE Not Working? Here’s the Fix
The DBMS_SHARED_POOL.PURGE procedure is commonly used to remove specific cursors from the SQL area, but in many cases, it doesn’t work as…
What is an XML Sitemap and How is it Important for SEO
In this blog post, we’ll explore what an XML sitemap is, why it’s essential for SEO, and how it helps search engines…
Google AdSense Approval: Essential Requirements You Must Meet
Introduction Google AdSense is one of the most popular monetization methods for websites and blogs. However, getting approval isn’t automatic. Your site…
