Photo credit It’s been awhile since I wrote a Cypher Sleuthing post, but I’m back with a new one! This time, I’m going to show you how to find the data types of properties in Neo4j. I frequently want to find out the data type of a property so that I can map it in an application (in Java). I can never remember off the top of my head, and when I Google the question, the results are often outdated (here’s the answer post, but the syntax is old).

Photo credit What is RAG? This term is used a lot in today’s technical landscape, but what does it actually mean? Here are a few definitions from various sources: "Retrieval-Augmented Generation (RAG) is the process of optimizing the output of a large language model, so it references an authoritative knowledge base outside of its training data sources before generating a response." - Amazon Web Services "Retrieval-augmented generation (RAG) is a technique for enhancing the accuracy and reliability of generative AI models with facts fetched from external sources.

Photo credit Just before the holidays, I was working on writing some more lesson content for a Spring Data Neo4j course. To save an entity to the database, I needed to pass a JSON object containing the entity’s properties to a Spring Boot controller method. Each time I wanted to test the code, I had to manually create the JSON object and pass it to the controller method on the command line.