Azure Cosmos DB Blog

Create a Java Azure Cosmos DB Function Trigger using Visual Studio Code in 2 minutes!

Theo van KraayMarch 13, 2020Mar 13, 202003/13/20

Creating event sourcing solutions with Azure Cosmos DB is easy with Azure Functions Triggers, where you can leverage the Change Feed Processor's powerful scaling and reliable event detection functionality, without the need to maintain any worker infrastructure. You can just focus on your Azure Function's logic without worrying about ...

Create a .NET Azure Cosmos DB Function Trigger using Visual Studio Code in 2 minutes!

Theo van KraayMarch 11, 2020Mar 11, 202003/11/20

Azure Cosmos DB Java SDK v4 – New Java SDK Quickstart Guide and Sample Code!

Andy FeldmanMarch 9, 2020Mar 9, 202003/9/20

The Azure Cosmos DB Java SDK for SQL API (hereafter “Java SDK”) provides support for Java applications with Azure Cosmos DB. Java SDK 4.0 General Availability is coming soon! To help customers prepare for this and take advantage of all the new great features, I'll be writing a series of blog posts around this as well as including ...

Build apps for free with Azure Cosmos DB Free Tier

Deborah ChenMarch 6, 2020Mar 6, 202003/6/20

With the new Azure Cosmos DB Free Tier, you’ll get the first 400 RU/s throughput and 5 GB storage in your account for free each month, for the lifetime of the account. That means that you can start small and grow with confidence, knowing your app will be running on a high-performance database service.

Migrating Relational Data into Azure Cosmos DB using Azure Data Factory and Azure Databricks

Tonio LoraMarch 5, 2020Mar 5, 202003/5/20

Organizations migrating relational data to Azure Cosmos DB meet different challenges, from moving large amounts of data, to performing the transformations required to properly store the data in a format that will provide the performance required. The first step on this type of migrations is to come up with the non-relational model that will ...

Introducing TransactionalBatch in the Azure Cosmos DB .NET SDK

Matias QuarantaJanuary 7, 2020Jan 7, 202001/7/20

Learn how to use the Azure Cosmos DB .NET SDK TransactionalBatch support to leverage transactional scope on groups of operations that need to atomically commit as a unit

Migrating Relational Data with one-to-few relationships into Azure Cosmos DB SQL API

Theo van KraayDecember 10, 2019Dec 10, 201912/10/19

A worked through sample for migrating relational data with one-to-few relationships into Azure Cosmos DB SQL API.

Announcing: Change Feed support for Azure Cosmos DB’s Cassandra API

Theo van KraayDecember 2, 2019Dec 2, 201912/2/19

Azure Cosmos DB now has GA support for Change Feed for its Cassandra API. This now allows users of Azure Cosmos DB's Cassandra API to get the same great advantages of using Change Feed as enjoyed by users of SQL (Core) API and MongoDB API. What is Change Feed? Azure Cosmos DB's Change Feed is a persistent log of documents within a container...

Announcing Live Data Migration from Cassandra to Azure Cosmos DB

Theo van KraayNovember 21, 2019Nov 21, 201911/21/19

We are excited to announce the ability to live migrate data from Apache Cassandra to Azure Cosmos DB Cassandra API account. This allows you to migrate on-premises Cassandra workloads to Azure with minimum downtime.

Introducing Bulk support in the .NET SDK

Matias QuarantaNovember 11, 2019Nov 11, 201911/11/19

Learn how to use the Azure Cosmos DB .NET SDK Bulk support to create high throughput data migration and ingestion applications that are optimized to take advantage of your provisioned throughput