Upgrading a Production Oracle Database from 11.2.0.4 to 19c, Then the OS from Oracle Linux 6 to 8

comment 0 Comment time 2 months ago

On this page1. What we are starting with2. Why the OS moves first, and why the last hop waits for the database3. Before you touch anything: backups, blackouts, and a paper trail4. Part 1: Oracle Linux 6 to Oracle Linux 7, rolling across the cluster5. Installing the 19c Grid Infrastructure and Database homes6. Running the
Oracle Backend with Firebase APIs (Fusabase): A Practical Look at Oracle's Answer to Firebase

Oracle Backend with Firebase APIs (Fusabase): A Practical Look at Oracle’s Answer to Firebase

comment 0 Comment time 3 months ago

If you have ever built a mobile app on Firebase, you already know the appeal: a few SDK calls, and you get authentication, a document database, file storage, and security rules without standing up your own backend. It’s fast, and it feels good while you’re building the first version of your product. The catch shows
Oracle Database 19c RMAN Block Corruption Detection and Recovery Tutorial Disk ASM and CDB/PDB

Oracle Database 19c RMAN Block Corruption Detection and Recovery Tutorial Disk ASM and CDB/PDB

comment 0 Comment time 3 months ago

Despite modern technologies like supercapacitors, Power Loss Protection (PLP), T10-DIF, and NVMe drives, block corruption still happens. No matter how advanced hardware gets, you can never completely eliminate the laws of physics, software complexity, or human error. Here are the main reasons behind block corruption in modern enterprise environments: Silent Data Corruption (Bit Rot &
BigDBA is on the Top 100 Oracle Blogs list.

Big DBA as one of the Top 100 Oracle Blogs on the web.

comment 0 Comment time 2019

Today I received an email from Anuj Agarwal, founder of Feedspot .Thank you for your attention. I will try to be worthy. BigDBA is on the Top 100 list. For detailed list: https://blog.feedspot.com/oracle_blogs

How to Install Oracle 21C Database Real Application Clusters (RAC) on the Docker With Oracle Linux7/RHEL7

comment 0 Comment time 2022

Oracle RAC provides clustering by allowing multiple computers to run Oracle RDBMS software simultaneously while accessing a single database. In a non-RAC Oracle database, a single instance accesses a single database. The database consists of a collection of data files , control files and redo logs located on disk . Example contains a collection of
BUILDING A REAL-TIME AWS RESOURCE MONITORING SYSTEM WITH DJANGO,CHART.JS, WEBSOCKET, MONGODB, REDIS AND GOOGLE MAPS API ON AWS ELASTIC BEANSTALK(PAAS)

Building a Real-Time AWS Resource Monitoring System with Django,Chart.js, WebSocket, MongoDB, Redis and Google Maps Api on AWS Elastic Beanstalk(PaaS)

comment 0 Comment time 11 months

In the dynamic realm of cloud technology, keeping a vigilant eye on AWS resources in real time is vital for IT professionals aiming to boost efficiency, control costs, and uphold system stability. This article presents a detailed guide to developing and deploying a Real-Time AWS Resource Monitoring Solution using Python Django, WebSocket, MongoDB, Bootstrap, and