Azure Cosmos DB Blog
The latest news, updates and technical insights from the Azure Cosmos DB team
Latest posts
Public Preview: Vector Search in Azure Cosmos DB for MongoDB with DiskANN
We’re excited to announce the preview of DiskANN vector indexing for vCore-based Azure Cosmos DB for MongoDB! This feature empowers you to perform efficient, low-latency searches on large vector datasets, making it perfect for scaling applications that depend on fast similarity searches—like recommendation engines, document retrieval, and AI insights. With DiskANN, you can “do more with less” by allowing you to handle larger vector datasets and achieve superior search performance even on smaller SKUs. What Is DiskANN? Microsoft Research developed DiskANN, which already powers high-speed, large-scale vector se...
Change Streams in public preview for vCore-based Azure Cosmos DB for MongoDB
Change streams provide a real-time flow of database changes from your database to your application. This feature enables the development of reactive applications by allowing you to subscribe to database changes. Configuring Change Streams To get started with change streams, let's look at an example code snippet that initiates a change stream on the collection. This script continuously monitors for any changes and prints the change event in JSON format. Personalise stream with pipeline stages You can customize your change stream output by specifying an array of one or more pipeline stages during confi...
Announcing Public Preview: VS Code Extension for Azure Cosmos DB
We’re excited to announce the public preview of the latest update to the Azure Databases Visual Studio Code extension, which brings the full power of Azure Cosmos DB to your favorite editor! This extension integrates a robust GUI right into Visual Studio Code, allowing you to connect, query, and manage your Azure Cosmos DB resources seamlessly. This new addition speeds up your workflow, enhances security, and boosts efficiency. What Does the Extension Offer? With this extension, handling your Azure Cosmos DB workloads is simpler and faster. Here’s what’s now at your fingertips: ...
Elevate Your Skills with Azure Cosmos DB: Must-Attend Sessions at Ignite 2024
Calling all Azure Cosmos DB enthusiasts: Join us at Microsoft Ignite 2024 to learn all about how we’re empowering the next wave of AI innovation! Azure Cosmos DB will be featured in a robust lineup of sessions at Ignite. This premier event is perfect for enterprise architects, developers, and IT professionals eager to learn new skills and explore the future of AI and novel technologies. Join us online from November 19–21, 2024, or in-person in Chicago from November 19–22, 2024 (in-person tickets are already sold out!). Azure Cosmos DB sessions and labs will be jam-packed with practical, real-world knowledge...
Updates to Azure Cosmos DB’s Portal Networking Settings
We are happy to share with you an update to the Azure Cosmos DB networking configuration options within the Azure Portal. This update introduces a split in the IP address list, now presented as two distinct categories: user IP addresses and Portal Middleware IPs. Managing IP access control policies is essential for maintaining a secure environment. Earlier this year, new Portal IP addresses were introduced as part of the Azure Cosmos DB portal service upgrade. Now, you can easily update these addresses with a single click in the portal. Understanding the Changes This update aims to give users a more streamlin...
Debug Queries More Efficiently with the Improved Error Messaging in Azure Cosmos DB Data Explorer
Azure Cosmos DB Data Explorer is a web-based tool available in the Azure Portal that allows you to manage data, as well as track and fix issues with your queries. In this blog post, we will focus on some of the new features in data explorer that improve the error messaging in the query editor, making it easier for you to debug queries in Azure Cosmos DB. These were developed in response to user feedback through our NPS survey. To share feedback, click the Feedback icon in the Azure portal on any Cosmos DB blade, or submit it through the Net Promotor Score (NPS) survey. Improving the error message for complete d...
Meet the Winners | Microsoft Developers Azure AI & Azure Cosmos DB Learning Hackathon
Azure Cosmos DB powers some of the world’s most popular intelligent apps like ChatGPT. In a recent hackathon, Over 9,500 developers engaged with Azure Cosmos DB and Azure AI services, making it one of the most popular on Devpost, ranking in the top 0.2% of all Devpost hackathons. Participants explored AI fundamentals and built their own AI applications using Azure. We're excited to showcase the top three winners, who leveraged Azure Cosmos DB and Azure AI to address diverse use cases, including acing job interviews, streamlining video editing, and offering insightful dietary recommendations. We also want to h...
Enhancing Data Explorer: Custom Columns, Filter History, and Query Views Explained
Managing large amounts of data is exciting. As a dataset grows in complexity and size, finding efficient ways to sort and analyze this info becomes more important. Azure Cosmos DB Data Explorer is a tool to query, review, and manage your data. We’ve heard from your feedback in our NPS survey that there’s a need for more options to dive deeper into your data within Data Explorer when using filters. Users have often faced challenges in customizing their data views, sorting their Items and quickly reapplying previous filters. These pain points can lead to inefficiencies and frustrations, especially when time is tig...
Introducing RBAC Authentication and more for the Azure Cosmos DB Integrated Cache
We’re excited to announce new features for the Azure Cosmos DB integrated cache! The integrated cache is built into the dedicated gateway, and now there’s new ways to authenticate your requests. Security is top of mind for many organizations, and you can now use Role-Based Access Control (RBAC) with Microsoft Entra ID to authenticate to the dedicated gateway, eliminating the security risks and complications that come with key-based authentication. Additionally, there’s a new request option that gives you fine grained control over which requests populate the integrated cache. RBAC authentication with Microsof...