http://programmer.ie/categories/postgres/ Recent content in Postgres on Programmer.ie: Modern AI programming Hugo en-us Mon, 10 Mar 2025 21:35:37 +0000 http://programmer.ie/post/pgvector/ Mon, 10 Mar 2025 21:35:37 +0000 http://programmer.ie/post/pgvector/ <h2 id="summary">Summary</h2> <p>Vector databases are essential for modern AI applications like semantic search, recommendation systems, and natural language processing. They allow us to store and query high-dimensional vectors efficiently. With the <a href="https://github.com/pgvector/pgvector">pgvector</a> extension <a href="https://www.postgresql.org/download/">PostgreSQL</a> becomes a powerful vector database, enabling you to combine traditional relational data with vector-based operations.</p> <p>In this post, we will walk through the full process:</p> <p>Installing PostgreSQL and pgvector Setting up a vector-enabled database Generating embeddings using Ollama Running similarity queries with Python By the end, you&rsquo;ll be able to store, query, and compare high-dimensional vectors in PostgreSQL, opening up new possibilities for AI-powered applications.</p>