Azure Cosmos DB Blog

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

March 9, 2020 Mar 9, 2020 03/9/20

Andy Feldman

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

March 6, 2020 Mar 6, 2020 03/6/20

Deborah Chen

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

March 5, 2020 Mar 5, 2020 03/5/20

Tonio Lora

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

January 7, 2020 Jan 7, 2020 01/7/20

Matias Quaranta

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

December 10, 2019 Dec 10, 2019 12/10/19

Theo van Kraay

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

December 2, 2019 Dec 2, 2019 12/2/19

Theo van Kraay

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

November 21, 2019 Nov 21, 2019 11/21/19

Theo van Kraay

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

November 11, 2019 Nov 11, 2019 11/11/19

Matias Quaranta

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

Azure Cosmos DB’s API for MongoDB now supports server version 3.6

November 6, 2019 Nov 6, 2019 11/6/19

Sri Chintala

What is Azure Cosmos DB? Azure Cosmos DB is a globally distributed, multi-model database service that enables you to read and write data from any Azure region. It offers turnkey global distribution,guarantees single-digit millisecond latency at the 99th percentile, 99.999 percent high availability, with elastic scaling of throughput and ...

What’s new in Azure Cosmos DB: November 2019

November 4, 2019 Nov 4, 2019 11/4/19

Deborah Chen

Azure Cosmos DB is Microsoft’s globally distributed, multi-model database service. It offers turn-key global distribution, guarantees single-digit millisecond latency at the 99th percentile, 99.999 percent high availability, and elastic scaling of throughput and storage. For Ignite 2019, we’re excited to announce tons of new ...