Azure Cosmos DB Blog

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

Azure Cosmos DB Conf 2022 – Call for Papers

January 12, 2022 Jan 12, 2022 01/12/22

Mark Brown

We are very excited to announce that Azure Cosmos DB Conf is returning, April 19-20, 2022. Azure Cosmos DB Conf is a free, 24-hour virtual developer event co-organized by Microsoft and the Azure Cosmos DB community. This is our second Azure Cosmos DB Conf. Sessions will be a combination of Microsoft and community delivered. The event will ...

Async IO for the Python SDK is now in preview!

December 16, 2021 Dec 16, 2021 12/16/21

Gahl Levy

Async IO support for Azure Cosmos DB Python SDK, an important and much-anticipated capability, is now available in preview! Async IO is a concurrent programming method in Python that makes running CRUD (create, read, update, delete) operations in parallel easy to do.

Announcing: Glowroot support for Azure Cosmos DB Cassandra API

November 10, 2021 Nov 10, 2021 11/10/21

Iria Osara

We are excited to announce that Azure Cosmos DB now has GA support for Glowroot for its Cassandra API. This allows users of Azure Cosmos DB’s Cassandra API to get all the benefits of using Glowroot. While for Glowroot users an additional benefit of having fully managed Azure Cosmos DB Cassandra API.

New developer productivity, cost-savings, and advanced analytics features announced at Microsoft Ignite

November 2, 2021 Nov 2, 2021 11/2/21

Nikisha Reyes-Grange

New features and capabilities for Azure Cosmos DB were announced today at Microsoft Ignite (November 2021). Read on for highlights and the schedule of events.

Now in preview – Support for custom partitioning in Azure Synapse Link for Azure Cosmos DB

November 2, 2021 Nov 2, 2021 11/2/21

Rodrigo Souza

Support for custom partitioning in Azure Synapse Link for Azure Cosmos DB was announced in preview at Microsoft Ignite. This capability improves query performance by enabling you to partition Azure Cosmos DB analytical store data using keys that are frequently used as query filters.

Better cost governance now available on Azure Cosmos DB

November 2, 2021 Nov 2, 2021 11/2/21

Thomas Weiss

To help customers better manage and control their database operations budgets, a new provisioned throughput spending limit feature was announced at Microsoft Ignite and is now generally available.

Now Generally Available – Partial Document Update in Azure Cosmos DB

November 2, 2021 Nov 2, 2021 11/2/21

Abhishek Gupta, Sajeetharan Sinnathurai

Check out the new partial document update feature for Azure Cosmos DB Core (SQL) API, announced at Microsoft Ignite. This feature makes it possible to use the Java, .NET, and Node.js SDKs to perform path-level updates to specific fields/properties in a single document without needing to perform a full document read-replace operation.

Now in private preview: optimize your data distribution with hierarchical partition keys

August 12, 2021 Aug 12, 2021 08/12/21

Deborah Chen

Hierarchical partition keys are now available in private preview for the Azure Cosmos DB Core (SQL) API. With hierarchical partition keys, also known as sub-partitioning, you can now natively partition your container with up to three levels of partition keys. This enables more optimal partitioning strategies for multi-tenant scenarios or ...

A tour of Always Encrypted for Azure Cosmos DB

July 29, 2021 Jul 29, 2021 07/29/21

Santosh Kulkarni

Always encrypted for Azure Cosmos DB provides encryption support on the client-side to protect sensitive data by encrypting data such as credit card numbers or national identification numbers, before it gets transferred over the wire to be stored in Azure Cosmos DB. Always encrypted allows clients to protect JSON property values which are ...

Seamlessly transfer Kafka data with the new Azure Cosmos DB connector

March 18, 2021 Mar 18, 2021 03/18/21

Nikisha Reyes-Grange

Enable smooth data transfers between Apache Kafka and Azure Cosmos DB. New self-managed source and sink Azure Cosmos DB connectors for Kafka Connect are available now and can be downloaded from Confluent Hub or on GitHub.

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