Azure Cosmos DB Blog

The latest news, updates and technical insights from the Azure Cosmos DB team

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Jan 25, 2021
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Four Ways to Try Azure Cosmos DB FREE

Nikisha Reyes-Grange

There are a variety of ways to try Azure Cosmos DB for free, in both production and non-production environments. Explore the options and find the one that best suits your needs.

Jan 21, 2021
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Introducing the LIKE keyword in Azure Cosmos DB

Tim Sander

You can now use the LIKE keyword to do text searches in Azure Cosmos DB SQL (core) API! By including the LIKE keyword in a WHERE clause, you can search for specific string patterns.

Dec 17, 2020
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Understanding how to query arrays in Azure Cosmos DB

Tim Sander

This blog is the final part of a series of blogs where we’ll demystify commonly confused concepts for developers learning how to query data using Azure Cosmos DB. Today, we’ll walk through tips and tricks for querying arrays.

Dec 15, 2020
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How Walmart, ASOS, and Chipotle power real-time ecommerce at scale with Azure Cosmos DB

Nikisha Reyes-Grange

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.

Dec 14, 2020
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Integrating Azure Cosmos DB Cassandra API with Apache Kafka using Kafka Connect

Abhishek Gupta

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 and you can benefit from all the underlying Azure Cosmos DB capabilities such as global distribution, automatic scale out partitioning, availability and latency guarantees, encryption at rest, backups etc. At the time of writing this blog, the Azure Cosmos DB Cassandra API serverless is available in preview mode! Your existing Cassandra applications can work with the Azure Cosmos DB Cassandra API since it works with CQLv4 compliant drivers (see examples ...

Dec 10, 2020
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New in documentation for December 2020

Nikisha Reyes-Grange

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

Dec 7, 2020
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Managing indexing through the Azure Portal in Azure Cosmos DB’s API for MongoDB

Tim Sander

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.

Nov 25, 2020
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Understanding the difference between null and undefined in Azure Cosmos DB

Tim Sander

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.

Nov 19, 2020
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Creating Mobile Applications with Azure Cosmos DB and React Native

Jason Amos

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

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