Showing results for 2025 - Azure Cosmos DB Blog

Join us for the 5th annual Azure Cosmos DB Conf, a free virtual developer event co-hosted by Microsoft and the Azure Cosmos DB community. This is your opportunity to learn from Microsoft product managers, industry experts, and real-world customers who are building applications with Azure Cosmos DB. This year, we received over 100 session pro...

Azure Cosmos DB already delivers 99.999% availability with multi-region write capability and continuous backup for point-in-time restores within a 7 or 30 day retention period. Now, we’re making it even better! Going forward - There are no special charges - the existing point in time charges for backup, restore and multi...

This article follows announcement on a previous article that mentioned the end of support for Transport Security Layer (TLS) 1.0/1.1. TLS 1.3 is the latest version of the internet’s most deployed security protocol, which encrypts data to provide a secure communication channel between two endpoints. Microsoft has implemented updates to enable TLS...

We’re thrilled to announce that Autoscale is now generally available (GA) for vCore-based Azure Cosmos DB for MongoDB! Say goodbye to manual scaling and overprovisioning—Autoscale dynamically adjusts your database capacity in real time, ensuring peak performance exactly when you need it. Unlike traditional managed MongoDB solut...

vCore based Azure Cosmos DB for MongoDB is expanding its offerings with the new cost-effective M10 and M20 tiers for vCore-based deployments. These tiers lower the entry barrier for organizations adopting MongoDB within the Azure ecosystem, offering market-leading affordability while maintaining Azure's enterprise-grade reliability and features...

This blog post covers how to build a chat history implementation using Azure Cosmos DB for NoSQL Go SDK and langchaingo. If you are new to the Go SDK, the sample chatbot application presented in the blog serves as a practical introduction, covering basic operations like read, upsert, etc. It also demonstrates using the Azure Cosmos DB Linux-based e...

This article is guest authored by Youssef Moussaoui, member of the technical staff, Microsoft Copilot. As part of the team developing Microsoft Copilot, we’re constantly looking for ways to improve the application and keep our millions of users engaged. With this in mind, we recently evaluated the structure of our backend and began looking for a...

We’re excited to announce the public preview of the Azure Cosmos DB SDK for Rust, a native Rust SDK that enables developers to interact with Azure Cosmos DB for NoSQL accounts from their Rust applications. Following the release of Azure SDK for Rust Beta, the Azure Cosmos DB Rust SDK provides an idiomatic API for performing operations on databas...

Co-authors: RK Iyer, Mangal Dutta Migrating stateful systems, such as databases, is a complex process. A frequent requirement for customers is to transfer data from DynamoDB to Azure Cosmos DB for NoSQL. This process involves several stages, including exporting data from DynamoDB, performing necessary transformations, and importing the data into...

We’re excited to introduce the Azure Cosmos DB Design Patterns video series—your go-to resource for learning how to design scalable, efficient, and cost-effective applications with Azure Cosmos DB. Built on real-world use cases, each episode explores a proven design pattern, walking through how it works, when to use it, and how to implement it usi...