rag models
Table of Contents

TLDR

  • RAG models (Retrieval-Augmented Generation) bridge the gap between static AI knowledge and real-time business data 
  • The “goldfish effect” explains how RAG systems temporarily access sensitive enterprise data, use it to generate context-aware insights while keeping privacy and governance fully intact. 
  • To adopt RAG successfully, companies must modernize their architecture (clean data, migrate legacy systems) and rely on certified integration and AI talent to ensure secure, scalable, and contextually grounded implementations. 

“Most of the world’s valuable data is already in Oracle databases. We just had to change the database so that AI models can reason on it.” That’s how Larry Ellison describes the heart of today’s enterprise AI challenge: giving models access to private data without ever letting them keep it

Now, in our previous article, we explored how RAG models and vectorization are redefining that balance by connecting LLMs to enterprise data securely and in real time. But this time we’ll go a step further. 

We want to introduce what we call the “goldfish effect,” the idea that enterprise AI can momentarily access private data, use it to generate relevant insights, and then let it go. All without retaining or leaking that private information. A fleeting memory, by design.  

That’s exactly what makes RAG one of the most promising solutions for secure, intelligent business systems. But let’s begin with the basics. 

What Is Retrieval-Augmented Generation (RAG)? 

So, Retrieval-Augmented Generation (RAG) is an architectural pattern that combines two powerful and well-known elements: LLMs and a retrieval system. 

As we already know, traditional LLMs generate responses based solely on what they learned during training, which means their knowledge can quickly become outdated or too generic for enterprise use.  

In contrast, a RAG setup works in two key phases: 

  1. Retrieval: The retrieval system searches an external knowledge store (for example, enterprise documents, internal databases or knowledge bases) to find the most relevant chunks of information based on the user’s query.  
  1. Generation: The retrieved information is then combined (or “augmented”) with the query and fed into the LLM, which uses both that context and its internal language-model skills to produce a response. This way, the model can reason with fresh, domain-relevant data. 

So, in practical terms, the retrieval component ensures the system has access to up-to-date or enterprise-specific facts. Meanwhile, the LLM component handles natural-language understanding and generation, turning the retrieved facts, together with the user’s prompt, into coherent, contextually appropriate output. 

This way, when we talk about “RAG models”, we mean AI systems built around this retrieve-then-generate pattern: An LLM remains essentially unchanged (no heavy retraining needed), and the knowledge base can be updated independently, allowing the system to stay current and domain-specific with far less effort.  

How do RAG models work? 

Now, at a business level, you can think of RAG models as AI systems that know how to “read before they answer.”  

Instead of relying solely on what they’ve been trained on, they look up relevant information from your company’s trusted sources. Then, they use that knowledge to generate accurate, up-to-date responses. 

But this process happens through four key stages: 

Stage 1: Ingest and index 

Before the model can access your data, that data needs to be prepared. 
Documents, emails, tickets, or wiki pages are transformed into vector embeddings, which capture the meaning of the text rather than just the words. These embeddings are stored in a vector database, allowing the system to quickly find information based on content similarity, not just keyword matches. 

Stage 2: Retrieval 

When someone submits a query (for example, “What’s our refund policy for enterprise clients?”) the system scans the vector database and retrieves the most relevant pieces of information. Whether that comes from customer records, policy documents, or CRM data, the goal is always to bring forward the most reliable and current content

Stage 3: Augmentation 

Next, the system enriches the user’s original query by combining it with the retrieved information. This creates a more contextualized prompt, helping the language model understand the background and intent behind the question. Some RAG systems go a step further, refining the query, ranking the results, or even using user history to sharpen the response. 

Stage 4: Generation 

Finally, the language model uses that enriched prompt to generate an answer. Because it’s grounded in real company data, the result is more accurate, less likely to “hallucinate,” and better aligned with business needs. Advanced RAG setups may also re-rank or summarize responses for even more precision and clarity. 

The goldfish effect: RAG models and private data incorporation 

Now it’s time to look at one of their most powerful qualities: their ability to use private enterprise data without compromising it. 

This is what we call the “goldfish effect.”  

RAG systems can momentarily access sensitive information, use it to generate intelligent and context-aware answers, and then let it go without a trace. So, just like the popular belief that goldfish have a memory span of only a few seconds, a RAG model remembers only what it needs, only when it needs it. 

In practice, this looks like this: 

  • Ephemeral use of data: the system retrieves documents or passages at query time and uses them to build a single, enriched prompt. The model produces an answer, and no new private facts are written back into the model’s parameters. 
  • Minimal surface area: only the specific passages needed to answer the query are fetched (not whole systems dumps), reducing exposure. 
  • Strict access controls and filters: role-based access, query filters, and retrieval policies ensure only authorized queries can touch certain datasets. 
  • Auditing and DLP integration: every retrieval and response can be logged, monitored, and checked by data-loss-prevention tools so unusual access patterns or risky outputs are caught early. 

Now, this temporary access is not a limitation but a design principle, which directly addresses two growing concerns in enterprise AI: the need to use private data for competitive advantage while protecting it from leaks and misuse. 

Instead of retraining models on sensitive data (which would embed it permanently into the model’s parameters) RAG models retrieve information in real time from secure, internal sources. Once the response is generated, that data is discarded immediately. Nothing is stored, nothing is remembered. 

Meanwhile, data governance and access controls remain in the hands of the organization. Through mechanisms like role-based permissions, retrieval filters, and auditing, companies can ensure that only authorized users and AI processes can access specific datasets.  

So, in essence, RAG models turn enterprise AI into a kind of “read-only” intelligence layer. They can understand and respond based on private, live data, but never own or retain it.  

The limitations of RAG Models 

Even though RAG models have transformed how AI systems access and use private enterprise data, they still face key limitations

Semantic alignment is one of the toughest challenges. 

Since RAG models retrieve information based on similarity between embeddings (mathematical representations of meaning), they don’t always understand the intent behind a query. As a result, they may pull documents that sound relevant but miss the true context. For instance, a query about “supplier liability” might surface general vendor policies, not the specific indemnity clauses the user needs. 

And context fragmentation adds another layer of complexity.  

Before retrieval, enterprise documents are split into smaller “chunks” to make search faster and more efficient. But when meaning is distributed across sections (as in policy documents, legal contracts, or technical manuals), critical context can be lost. The model retrieves fragments without fully grasping how they connect, forcing it to “fill in the gaps” and sometimes generating inaccurate or misleading answers. 

These issues show that RAG’s intelligence still depends heavily on how well enterprise data is structured and indexed. And, without careful alignment and context preservation, even the most advanced RAG model risks sounding confident but being subtly wrong. 

The next phase of enterprise AI: toward grounded, adaptive models

So, as we saw, RAG models aren’t just an upgrade for LLMs. More than that, they represent an important evolution in how we conceive enterprise AI systems.  

By combining real-time retrieval with generation, RAG bridges the gap between static knowledge and dynamic business needs. And that means not only better and contextualized answers, but also faster decisions and more trust in our daily use tools. 

But more important than this is the fact that RAG redefines what we understand by “AI utility” at work.  

Until now, we tended to think of AI productivity mainly in terms of its ability to produce more content or mimic human tone. Now, organizations want grounded outputs in verifiable, relevant information. And that shift from generating in a vacuum to generating with context will shape how organizations scale AI. 

However, we also saw that the biggest architectural limitation for RAG models is in how enterprise data is structured and indexed. 

So, far from being a plug-and-play solution, any organization will need to prepare its architecture for this new generation of grounded AI. 

That preparation starts with data modernization.  

Since RAG models depend on clean, structured, and accessible information, you’ll need to unify fragmented systems, upgrade outdated middleware, and adopt vector databases or knowledge stores that can support semantic retrieval. And, for many enterprises, this also involves migrating legacy systems, such as SAP PI/PO, modernizing their systems and moving towards adaptive and AI-ready platforms

But tools alone aren’t enough.  

To build, fine-tune, and maintain RAG-powered systems securely, organizations need certified integration and AI specialists. Because these are the experts who understand both the data architecture and the governance principles that keep sensitive information protected.  

Without that talent, even the most advanced AI initiatives risk stalling in the gap between innovation and implementation. Because in the new phase of enterprise AI, success will depend on who builds the smartest architecture to power it. 

And, at Inclusion Cloud, we can help you in both processes. Our certified teams help enterprises modernize their infrastructure, migrate to AI-compatible architectures, and design retrieval-augmented systems that are secure, scalable, and grounded in real business data. 

Book a discovery call and let’s prepare your organization for the next generation of multimodal enterprise AI models. 

Executive Q&A: Implementing the “Goldfish Effect” in Enterprise AI 

How does implementing RAG improve ROI compared to traditional LLM-based AI systems? 

RAG models typically deliver faster ROI because they reduce retraining costs and enable real-time decision support using existing enterprise data. Instead of spending months fine-tuning models, organizations can plug into internal knowledge bases, lowering both time-to-value and operational expenses.  

What are the biggest risks when integrating RAG into legacy systems?

The main risk lies in data fragmentation, more accurately, when relevant information sits across incompatible or poorly indexed systems. This weakens retrieval quality and may lead to inconsistent outputs. To mitigate this, enterprises must modernize their middleware, unify metadata standards, and ensure that data governance rules are consistent across sources before RAG deployment. 

How to ensure regulatory compliance when RAG systems access private data? 

The key is to treat retrieval logs and access controls as part of your compliance architecture. Every query and retrieval event should be auditable under frameworks like GDPR, HIPAA, or SOX. Many companies now pair RAG with Data Loss Prevention (DLP) tools and role-based retrieval policies to ensure no unauthorized data leaves the enterprise perimeter. 

What kind of infrastructure investments are required to make enterprise data RAG-ready? 

Organizations need to invest in three layers: 

  1. Data infrastructure: adoption of vector databases and semantic indexing systems. 
  1. Integration middleware: tools like MuleSoft, SAP BTP, or Oracle Integration Cloud to unify data flow. 
  1. Governance frameworks: defining access rules, encryption, and auditing workflows. 

The investment focus should be less on model development and more on data engineering and interoperability

How should enterprises measure the success of RAG implementations? 

Beyond accuracy metrics, companies should evaluate “knowledge utilization efficiency”. This is how well AI retrieves and applies internal data in decision-making. Metrics include response relevance, retrieval latency, and compliance alignment. Combining these with business KPIs (e.g., faster quote-to-cash cycles, higher customer retention) provides a holistic view of impact. 

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