Azure Cosmos DB Blog

Product recommendations, shopping carts, real-time personalization, and more are brought to life with Azure Cosmos DB. See how leading retailers ASOS.com, Walmart, and Chipotle power scalable eCommerce solutions around the world. Plus, find code samples, architecture diagrams, and other resources to build your own innovation solution.

Azure Cosmos DB Cassandra API is a fully managed cloud service that is compatible with Cassandra Query Language (CQL) v3.11 API. It has no operational overhead ...

A guide to the most recent Azure Cosmos DB technical documentation updates for December 2020.

In this blog, we’ll cover how to add and remove indexes using the new indexing policy editor. We’ll also highlight the differences in best practices for indexing in Azure Cosmos DB’s API for MongoDB and native MongoDB.

This blog is part two of a series of three blogs where we’ll demystify commonly confused concepts for developers learning how to query in the SQL (core) API in Azure Cosmos DB. We’ll look at the difference between null and undefined values.

A step-by-step guide to building a mobile application with Azure Cosmos DB and React Native.

Azure Cosmos DB serverless is now available for the Cassandra API. Get an overview of this new option, a walk-through on getting started, and tips for choosing between serverless and provisioned throughput for your database operations.

Azure Synapse Link now supports querying Azure Cosmos DB data using Synapse SQL serverless. This capability, available in public preview, allows you to use familiar analytical T-SQL queries and build powerful near real-time BI dashboards on Azure Cosmos DB data.

Learn how you can benefit by using your MongoDB skills on Azure Cosmos DB with the API for MongoDB.