Azure Cosmos DB Blog

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

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Intra-account container copy jobs for Core (SQL) and Cassandra API accounts (Preview)

August 30, 2022 Aug 30, 2022 08/30/22
Shweta Nayak
Announcing the preview for Intra-account container copy jobs. This functionality helps create offline copies of containers for Azure Cosmos DB for both Core (SQL) API and Cassandra API using Azure CLI. When to use The container copy feature for Azure Cosmos DB is helpful for the following scenarios: Steps to use ...

Write a Python data layer with Azure Cosmos DB and FastAPI

August 19, 2022 Aug 19, 2022 08/19/22
Abhinav Tripathi
In this article, we will demonstrate how to build a data layer in Python for Azure Cosmos DB using FastAPI, a web framework for building and testing Python APIs. To demonstrate this, we will leverage the To Do App Quickstart in our docs. This app shows simple CRUD operations (insert, update, list and delete) using a simple data model for a To...

Azure Cosmos DB SQL Studio is a Hidden Gem!

August 16, 2022 Aug 16, 2022 08/16/22
Jay Gordon
This post was authored by Microsoft MVP and Azure Cosmos DB community champion Hasan Savran.  You can reach Hasan (@SavranWeb) on Twitter.  Azure Cosmos DB Core (SQL) API has many features that can help you with your cloud projects in Microsoft Azure. Most of these features; especially the new ones are at the SDK level, and you need to ...

Run parallel CRUD operations with Python Async IO for Azure Cosmos DB

July 12, 2022 Jul 12, 2022 07/12/22
Khelan Modi
Async IO support for Azure Cosmos DB Python SDK, an important and much-anticipated capability, is now generally available (GA) for Python developers, data scientists, and any other professional that uses our Azure Cosmos DB Python SDK. Benefits Async IO support makes it easier to run multiple IO operations in parallel. The main advantage ...

Introducing a new system function and optimized query operators

June 21, 2022 Jun 21, 2022 06/21/22
Justine Cocchi
The query engine in Azure Cosmos DB Core (SQL) API now has a new system function and optimizations for a set of query operations to better use the index. In this post we’ll cover the new DateTimeBin function as well as improvements to GROUP BY, DISTINCT, OFFSET LIMIT, and JOIN. These example scenarios are for Contoso, a fictional online ...

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 ...