Azure Cosmos DB Blog

Now in preview: Use the native Cassandra shell on Azure Cosmos DB Cassandra API!

May 15, 2020 May 15, 2020 05/15/20

Theo van Kraay

We have released support to run the native Cassandra shell (CQLSH) v5.0.1 on the Data Explorer for Azure Cosmos DB Cassandra API accounts!

Join us: Azure Cosmos DB at Microsoft Build 2020

May 14, 2020 May 14, 2020 05/14/20

Nikisha Reyes-Grange

Save the date: join the Azure Cosmos DB team at Microsoft Build 2020 for announcements and demos of exciting new capabilities and features.

Using spatial geometry data in Azure Cosmos DB

May 7, 2020 May 7, 2020 05/7/20

Tim Sander

Support for two different types of spatial data has been added to Azure Cosmos DB. Using the SQL (Core) API: geography data (round-earth coordinate system), and two-dimensional geometry data.

Migrate relational data into Azure Cosmos DB using Azure Data Factory

May 4, 2020 May 4, 2020 05/4/20

Tonio Lora

It's now possible to migrate relational data to Azure Cosmos DB in just six easy steps. Discover the no-code way by using the mapping data flows capability of Azure Data Factory.

Getting started with Azure Cosmos DB using API for MongoDB and Rust

April 29, 2020 Apr 29, 2020 04/29/20

Gurpreet Singh

Rust is becoming increasingly popular both externally and internally at Microsoft due to its performance and safety, especially safe concurrency. In this tutorial, we are going to be writing a Rust application to perform create, read, update, and delete (CRUD) operations on data using Azure Cosmos DB's API for MongoDB. Prerequisites...

How to change your partition key in Azure Cosmos DB

April 27, 2020 Apr 27, 2020 04/27/20

Theo van Kraay

Searching for how to change your partition key in Azure Cosmos DB? You have come to the right place! Learn how to achieve this by leveraging Change Feed and Bulk Execution features in Azure Cosmos DB to live migrate containers.

Bulk support improvements for Azure Cosmos DB .NET SDK

April 14, 2020 Apr 14, 2020 04/14/20

Matias Quaranta

Learn about the improvements made on Bulk support to increase throughput usage in the latest Azure Cosmos DB .NET SDK.

April query updates in Azure Cosmos DB

April 9, 2020 Apr 9, 2020 04/9/20

Tim Sander

We are constantly adding new query and indexing features to Azure Cosmos DB. This blog outlines a few recent query and indexing improvements for aggregates, inequality filters, and dates and time system functions. This blog covers updates during the first four months of 2020.

Azure Cosmos DB Java SDK v4 – Exploring the new Async API

March 25, 2020 Mar 25, 2020 03/25/20

Andy Feldman

In this second of our series for the Azure Cosmos DB Java SDK v4 for Core (SQL) API, I’m going to explore our new Async API. To get you caught up though go check out the first post in this series Azure Cosmos DB Java SDK v4 - New Java SDK Quickstart Guide and Sample Code! Current users of our Java SDK v2 are familiar with our Sync API ...

Running a low-cost, scalable app with Azure Cosmos DB free tier

March 23, 2020 Mar 23, 2020 03/23/20

Nikisha Reyes-Grange

When building an app, the challenge is to identify the right combination of services or tools from the vast options available. The creators of theURList.com share how Azure Cosmos DB free tier and other Azure services help them run a low-cost, scalable app.