The integration of LlamaIndex with PostgresML, a machine learning platform based on PostgreSQL, offers a streamlined solution for Retrieval-Augmented Generation (RAG) workflows by consolidating document storage, splitting, embedding, and retrieval into a single system. This integration addresses common issues in typical RAG workflows, such as performance latency, privacy concerns, and the complexity of managing multiple services, by reducing the need for multiple network calls and leveraging an in-database approach. The PostgresML Managed Index enhances user experience with faster, more reliable, and cost-effective operations while maintaining transparency and flexibility through open-source models. It provides tools for model serving, storing, training, and feature access, enabling efficient AI applications. The integration allows users to execute advanced ML/AI tasks with seamless scalability and reduced latency, significantly improving the speed and reliability of RAG workflows.