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Parvez Akhtar

No More Big Bangs: How Oracle Fusion Updates Itself While You Work

October 20, 2025

3 min read

25C
Fusion
ERP
HCM
Release notes
EBS
Fusion version and release notes around 25C

If you’ve been in the Oracle world for a while, you probably know the feeling. The announcement of a big EBS upgrade project. The months of planning, the late nights, the "war rooms," and that one weekend where everyone holds their breath, hoping everything comes back online.

These "Big Bang" upgrades were a massive part of our jobs. They were necessary, but they were also disruptive, expensive, and honestly, a little bit scary.

So when you move to Oracle Fusion, one of the biggest changes isn't on the screen—it's what happens behind the scenes. The era of the Big Bang upgrade is over.

The Old Way vs. The New Way

Think of it this way. Upgrading EBS was like a major renovation on your house. You had to plan for months, pack everything up, and deal with a lot of disruption before you could enjoy the new features.

Oracle Fusion works more like the apps on your smartphone. You don't plan for them to update; they just get a little bit better every few weeks, often while you're asleep. A new feature appears, a bug gets fixed, and your experience improves without any major effort from you.

That’s the fundamental shift. Fusion is a cloud service, which means Oracle manages all the hardware and all the core software for you. Your team is no longer in the business of planning massive, risky upgrades.

So, How Does It Actually Work?

This new process is built on a simple, predictable schedule. Instead of one giant project every five years, Oracle gives you four smaller, manageable updates every year.

They happen once a quarter, and they even have a logical naming system. You'll see versions like '25A', '25B', '25C', and '25D'. The number is the year ('25 for 2025), and the letter represents the quarter:

  • A for February
  • B for May
  • C for August
  • D for November

Because everyone is updated automatically, the entire community is always on the same version. No more wondering if a solution you found online applies to your company's specific, older version of the software.

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You Don't Need to Learn Everything. Just See It in Action.

Feeling like you have to keep up with constant changes can be daunting. But you don't have to become an expert on every new feature overnight. For now, just get a feel for what one of these small, quarterly updates looks like.

Go to YouTube and search for "Oracle Fusion 25C What's New in HCM" (or whichever is the most recent quarter).

Just watch the first two minutes of one of the overview videos. You'll see that the updates are not scary system overhauls; they are new reports, a tweaked user interface, or a helpful new button. They are small steps forward.

This is one of the most powerful changes Fusion brings. Your job is no longer about managing a massive, infrequent technology project. It's about understanding the steady stream of new tools Oracle is giving you and using them to help your business. You've moved from being a project manager to being a strategist, and that's a great place to be.

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