Core (SQL) API

Reading data with Spring Data Azure Cosmos DB v3

December 15, 2021 Dec 15, 2021 12/15/21

Ravi Tella

Discover best practices to help improve the read performance of Spring applications when using the new Spring Data Azure Cosmos DB v3 for Core (SQL) API.

Improve application performance with Java SDK v4 for Azure Cosmos DB

November 9, 2021 Nov 9, 2021 11/9/21

Ravi Tella

The Java SDK v4 for Azure Cosmos DB has many improvements and new APIs to help increase the performance of your applications. Discover how the new version helps improve application performance by reducing the number of network roundtrips and latency when using direct mode in the Java SDK v4.

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.

Optimize query performance with Azure Cosmos DB indexing metrics

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

Tim Sander

You can now use the Azure Cosmos DB indexing metrics, now generally available, to optimize query performance! The indexing metrics show indexes that the query engine used and index recommendations for improving query performance.

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.

Now Generally Available – Partial Document Update in Azure Cosmos DB

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

Abhishek Gupta

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.

Planning Azure Cosmos DB capacity using vCores, vCPUs, and request rates

September 28, 2021 Sep 28, 2021 09/28/21

Andy Feldman

How to use the information you know about your database clusters to estimate the provisioned throughput request units you'll need when migrating NoSQL data to Azure Cosmos DB and avoid over-provisioning or overpaying

New and recently updated documentation for Azure Cosmos DB

September 23, 2021 Sep 23, 2021 09/23/21

Nikisha Reyes-Grange

What's new in docs? Explore the technical documentation that's been recently published and updated for Azure Cosmos DB.

Enhance local development experience using the Azure Cosmos DB Linux emulator and VS Code

September 21, 2021 Sep 21, 2021 09/21/21

Abhishek Gupta

Develop your next app database locally using the Azure Cosmos DB Linux emulator on Docker (preview) with Visual Studio Code. This post includes a sample with GitHub repository and a step-by-step video.

Getting started with Azure Cosmos DB – end to end example, part 2

September 14, 2021 Sep 14, 2021 09/14/21

Cyrille Visser

The second of a two-part series about creating your first Azure Cosmos DB implementation. Learn how to improve performance by optimizing queries and monitoring your database account.

Azure Cosmos DB Blog

Core (SQL) API - Azure Cosmos DB Blog

Reading data with Spring Data Azure Cosmos DB v3

Improve application performance with Java SDK v4 for Azure Cosmos DB

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

Optimize query performance with Azure Cosmos DB indexing metrics

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

Now Generally Available – Partial Document Update in Azure Cosmos DB

Planning Azure Cosmos DB capacity using vCores, vCPUs, and request rates

New and recently updated documentation for Azure Cosmos DB

Enhance local development experience using the Azure Cosmos DB Linux emulator and VS Code

Getting started with Azure Cosmos DB – end to end example, part 2

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