Tag Archives: graph

From GraphRAG Demo to Enterprise AI System with Oracle AI Database 26ai

Key Takeaways A useful AI answer needs more than similar text A support engineer asks what sounds like a straightforward question: Which maintenance policy applies to ACME’s pump 17 after the seal failure? A vector search workflow may get close. … Continue reading

Posted in Uncategorized | Tagged , , , , | Leave a comment

From GraphRAG Demo to AI System: Build a Minimum Viable Knowledge Graph with Oracle AI Database 26ai

Key Takeaways     In the first article, we built the mechanics of GraphRAG with Oracle AI Database 26ai. We parsed documents, created chunks, extracted entities and relationships, stored embeddings in VECTOR columns, defined a SQL property graph, and compared … Continue reading

Posted in Uncategorized | Tagged , , , , , | Leave a comment

Four kinds of agent memory in Java with LangChain4j and Oracle AI Database

Key Takeaways     In the first article, we gave a Java agent durable semantic memory: selected facts stored in Oracle AI Database and retrieved by meaning through LangChain4j. That is a useful starting point, but most agents need more … Continue reading

Posted in Uncategorized | Tagged , , , , , , , | Leave a comment

Implementing GraphRAG with Oracle AI Database 26ai: SQL Property Graphs, Vector Search, and Automated Graph Extraction

Key Takeaways Standard vector Retrieval-Augmented Generation, or RAG, retrieves chunks that are semantically similar to a question. That works well when the answer appears in a compact passage whose wording is close to the question. It becomes harder to inspect … Continue reading

Posted in Uncategorized | Tagged , , , , , , , | 1 Comment

From Graph Patterns To Analytics And Visualization

GRAPH_TABLE is the right first tool because it demonstrates the core idea: match a graph pattern and return rows. But graph work often goes one step further. You may want to rank important accounts, find connected groups, trace weighted paths, … Continue reading

Posted in Uncategorized | Tagged , , | Leave a comment

Detect Fraud Patterns With Graphs

We have tables. We have a SQL property graph named BANK_GRAPH. Now we can ask graph-shaped questions. The key tool is GRAPH_TABLE. GRAPH_TABLE is a SQL table expression. You give it a graph and a pattern to match, and it … Continue reading

Posted in Uncategorized | Tagged , , , | Leave a comment

Build Your First SQL Property Graph In Oracle AI Database 26ai

The first article introduced the graph idea: vertices are things, edges are relationships, and properties describe both. Now we will build one. The easiest way to learn SQL property graphs in Oracle AI Database 26ai is to start with ordinary … Continue reading

Posted in Uncategorized | Tagged , , | 1 Comment

What Is a Graph in Oracle AI Database 26ai?

If you have ever asked, “How is this thing connected to that thing?”, you have already asked a graph question. A customer sends money to an account. That account sends money to two other accounts. One of those accounts sends … Continue reading

Posted in Uncategorized | Tagged , , | 1 Comment

Exploring Oracle’s new AI Agent Memory Python Library with OpenAI

Hi everyone! In this post, I want to show you a small but useful demo application that uses Oracle AI Agent Memory from Python. The complete code for this example is in the agent-memory repository. You can learn more about … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , | Leave a comment