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The first multimodal open catalog for data and AI

Unity Catalog 0.2 Introduces Models, MLflow and Apache Spark™ Integration, and support for External Identity Providers

Since its launch in July 2024, Unity Catalog has rapidly grown with key features like external authentication, MLflow model support, Apache Spark integration, and a new UI, making it a powerful tool for unified data and AI governance.

October 8, 2024

Avoid Data Silos with Unity Catalog

Data silos split data across tools, creating duplication, inconsistency, and security gaps; Unity Catalog centralizes governance and access so teams share trusted data for analytics and AI.

guide September 23, 2025

How to use the Unity Catalog REST API

This article explains how you can use the Unity Catalog REST API to store and manage your data and AI assets.

guide August 5, 2025

Working with Functions in Unity Catalog

Learn how to create, manage, and secure reusable functions in Unity Catalog. This guide explains how to store logic in your data catalog for reliable, reproducible code, making it ideal for ML and AI workloads. Explore how to work with functions using the CLI, REST API, and integrate them with popular AI tools like LangChain and LlamaIndex.

guide July 25, 2025

Unity Catalog and LlamaIndex

Using Unity Catalog with LlamaIndex helps you organize and use your data with AI. You can build LLM-powered systems while keeping your data safe and easy to manage.

guide June 25, 2025

Unity Catalog and OpenAI

This article explains how you can use Unity Catalog with OpenAI to build faster and safer AI workflows.

guide June 17, 2025

Unity Catalog: Managed vs External Tables

This article explains the difference between managed and external tables and shows you how to work with both types of tables in Unity Catalog (UC).

guide May 27, 2025

Unity Catalog for AI

This article explains how you can use Unity Catalog for AI use cases. Unity Catalog integrates with popular GenAI tools like LangChain, LlamaIndex, OpenAI, Anthropic, and many others to make it easy to manage data, functions, and access control across AI platforms.

guide May 05, 2025

Unity Catalog and LangChain

The Unity Catalog AI library is built to integrate Unity Catalog with popular GenAI tools like LangChain, LlamaIndex, OpenAI, Anthropic, and many others to make it easy to manage data, functions, and access control across AI platforms.

guide May 1, 2025

Introducing Unity Catalog AI 0.3.0 Release

As part of our continued steadfast commitment to build a robust, flexible, and developer-friendly data catalog platform, we are excited to announce the release of Unity Catalog AI 0.3.0.

guide April 22, 2025

Metadata and Data Catalogs

This article explains what metadata is and how it is handled by a data catalog to make your data storage and queries more efficient and secure. The article gives an overview of metadata management and explains why a modern data catalog like Unity Catalog is better than legacy metadata management techniques.

guide April 10, 2025

How to use Unity Catalog Volumes

Unity Catalog uses a universal namespace for consistent data access, offers secure access control, and supports both managed and external volumes. It integrates with Spark, MLflow, and other AI tools for seamless data and experiment management.

guide April 07, 2025

Authentication and Authorization in Unity Catalog

This article explains authentication and authorization in Unity Catalog, emphasizing their role in secure data governance. It provides a step-by-step guide to configuring Unity Catalog with external identity providers like Google Auth, ensuring centralized identity management, enhanced security, and scalability for modern data pipelines.

guide January 29, 2025

Building an ML and AI Data Catalog with Unity Catalog and MLflow

This article guides you through creating an ML and AI data catalog with Unity Catalog and MLflow. It explores the importance of governance in MLOps and LLMOps workflows, offering practical steps for securely managing and scaling machine learning models.

guide January 15, 2025

Better Customer-Facing Analytics with Unity Catalog and CelerData

Whether for business-facing martech, real-time dashboards for content creators, or real-time fraud detection, customer-facing analytics has become an ever-increasing priority for businesses everywhere. These use cases demand stringent performance service level agreements (SLAs), such as low latency and high concurrency, and to meet these performance needs, many organizations rely on proprietary data warehouses. This approach can deliver the desired speed and efficiency, but not without introducing a new set of costs and operational challenges. In this article, we’ll examine these unique challenges and explore a path forward toward greater agility and efficiency for customer-facing analytics.

guide December 11, 2024

Using Unity Catalog with Apache Spark and Delta Lake

Apache Spark and Delta Lake are leading open source technologies for working with big data in production.

guide November 11, 2024

Integrating Apache Spark™ with Unity Catalog Assets via Open APIs

Unity Catalog as the Center of the Open Data Ecosystem

guide October 28, 2024

What Is a Data Catalog and Why Do I Need One?

A data catalog is a tool for easily and securely managing all your data and AI assets.

guide September 26, 2024

Unity Catalog 101

Unity Catalog is a data catalog for managing all your data and AI assets easily and securely. You can use Unity Catalog to organize your data assets, collaborate, manage data access, and ensure compliance with data regulations.

guide September 12, 2024

Integrating Unity Catalog with PuppyGraph for Real-time Graph Analysis

At this year’s Data + AI Summit, Databricks made a groundbreaking announcement: the Unity Catalog is now open source. This pioneering catalog, available on GitHub, is the industry’s first to offer governance for data and AI across various clouds, data formats, and platforms

guide July 30, 2024