Azure Cosmos DB Blog

Watch Now! Azure Cosmos DB Essentials Season 3

May 20, 2022 May 20, 2022 05/20/22

Ricky Diep

Season 3 is finally here! Explore and dive into the diverse types of architectures our customers use to build lightweight IoT & real-time telemetry applications by leveraging Azure Cosmos DB. Mustafa Branch and Mark Brown walkthrough use case diagrams, explain how data flows throughout the cloud application architecture, and explore ...

Azure Cosmos DB Live TV Episode 43 – Data Modeling for the Relational Mind

May 18, 2022 May 18, 2022 05/18/22

Jay Gordon, Mark Brown

Azure Cosmos DB Live TV returns with episode 43, where Principal Program Manager, Mark Brown and Microsoft MVP Sarah Dutkiewicz showcase how the relational mind can into the nonrelational side by looking at the differences in data modeling. They will walk through a common scenario and how relational modeling differs from modeling for document ...

Join Us! Azure Cosmos DB at Microsoft Build 2022

May 13, 2022 May 13, 2022 05/13/22

Ricky Diep

Find out what's new in the world of Azure Cosmos DB directly from our team at Microsoft Build 2022. We will be introducing new features that enable developers to build scalable, cost-effective cloud-native applications with ease. Join senior leadership, program managers, and engineers for live sessions, roundtable discussions, and much ...

Azure Cosmos DB Cassandra API: A true differentiator with Autoscale

April 26, 2022 Apr 26, 2022 04/26/22

Dileep Rao

 Overview We know that Apache Cassandra, a wide-column NoSQL database, is a great option to solve the 3 V’s (Volume, Variety and Velocity) of data requirements. It is a given that data will grow as the business expands. Invariably you will need to expand the cluster to accommodate additional data and handle greater throughput. This load ...

Larger document sizes and $expr support in Azure Cosmos DB API for MongoDB

April 20, 2022 Apr 20, 2022 04/20/22

Shweta Nayak

We are excited to announce these recent updates in Azure Cosmos DB API for MongoDB that enable larger document sizes and expressions in your queries.   16MB document support (Preview) To keep database operations as efficient as possible, it is best practice to keep documents to a small size. This applies to Azure Cosmos DB API ...

Register now for Azure Cosmos DB Conf on April 19 – 20

April 6, 2022 Apr 6, 2022 04/6/22

Mark Brown

Azure Cosmos DB Conf, our free, virtual developer event, returns April 19-20.  The event will include three, 3-hour live streams in the Americas, Asia-Pacific and Australia, and Europe, the Middle East, and Africa. Each live stream will feature its own unique, region-specific content that will be created and delivered by local members of the ...

Simplified CDC with Azure Cosmos DB Cassandra API 

April 5, 2022 Apr 5, 2022 04/5/22

Abinav Rameesh

This blog post details the several ways in which Change Feed in the Azure Cosmos DB API for Cassandra makes consumption of row mutations significantly easier to use with much more flexibility, than Apache Cassandra's CDC (Change Data Capture) functionality.

Azure Synapse Link: Announcing support for existing Azure Cosmos DB containers and seamless Power BI integration

March 30, 2022 Mar 30, 2022 03/30/22

Rodrigo Souza

Azure Synapse Link: Announcing support for existing Azure Cosmos DB containers and seamless Power BI integration.

Upcoming changes to Azure Cosmos DB TLS certificates

March 21, 2022 Mar 21, 2022 03/21/22

Thomas Weiss

Microsoft is updating Azure services to use TLS certificates from a different set of Root Certificate Authorities (CAs). Follow these steps to see if your application is affected, and update your TLS certificates to prevent disruption to your Azure Cosmos DB account.

The new Microsoft Azure Cosmos DB Developer Specialty Certification is here!

March 11, 2022 Mar 11, 2022 03/11/22

Nikisha Reyes-Grange

The new Microsoft Azure Cosmos DB Developer Specialty Certification is an important credential for developers who want to prove their skills in building scalable cloud-native applications with Azure Cosmos DB. Find free resources to help you prepare for - and pass! - the exam.