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The Azure Cosmos DB change feed allows applications to seamlessly react to real time changes to data! It’s a persistent record of changes to items in your container in the order they occurred. Instead of writing complex code to query recently modified documents, manually track checkpointing, and handle retries for errors in processing, the change f...

This blog post and the features are brought to you by Vinh Trinh, Mayank Katwal, Amit Singh, Kshittiz Kumar, Vineet Kumar, Dinesh Kumar, Chuck Skelton, Sidney Andrews, Joe Dennis, Venkata Sivaramakrishna Ramadugu & Govind Kanshi from the Azure Cosmos DB team  Azure Cosmos DB team is pleased to share exciting announcements. ...

There are many factors to take into account when designing a multi-tenant application in Azure Cosmos DB. We've covered many of these aspects at a high level in our documentation on Multitenancy and Azure Cosmos DB. In this blog, we'll quickly dive into the mechanics of implementing a database per tenant or container per tenant performance isola...

Azure Cosmos DB Conf returned this year with the exciting launch of a new version of Azure Cosmos DB for MongoDB, and a variety of sessions on how to drive developer productivity, cloud-scale innovation, and cost savings with Azure Cosmos DB. Customers and partners such as Databricks, LinkedIn, and Cazton joined a host of Azure Cosmos DB experts to...

Azure Cosmos DB analytical store now supports Change Data Capture (CDC), for Azure Cosmos DB API for NoSQL and Azure Cosmos DB API for MongoDB. This capability, available in public preview, allows you to efficiently consume a continuous and incremental feed of changed (inserted, updated, and deleted) data from analytical store. CDC is seamlessly in...

Building intelligent applications such as chatbots, recommendation systems, and other transactional workloads are at the top of developers’ to-do lists, thanks to the explosive growth of AI for building cost-effective and engaging ways to interact with customers. A high-performance intelligent application requires a data strategy that can support r...

Today we're excited to introduce a brand new Azure Cosmos DB Desktop Data Migration Tool. You can find the new tool at https://github.com/AzureCosmosDB/data-migration-desktop-tool. Read more about it below and how to use it.   Some History The old Data Migration Tool (or DMT as it was known) was originally created in 2015 and had become out...

"Cosmos DB is the go-to database powering the world’s most demanding workloads at any scale. OpenAI relies on Cosmos DB to dynamically scale their ChatGPT service – one of the fastest-growing consumer apps ever – enabling high reliability and low maintenance." - Satya Nadella, Microsoft chairman and chief executive officer   As the ne...

We are super excited to announce the public preview of Data API builder. A new feature that allows customers to instantly and securely build a GraphQL API for Azure Cosmos DB for NoSQL and Azure Cosmos DB for PostgreSQL.   A quick look at Data API Builder  With Data API Builder, database objects can be exposed via REST or GraphQL endpoints so...

The Azure Cosmos DB V2 Connector for Power BI, with support for querying the Azure Cosmos DB transactional store in both DirectQuery and Import modes, is now in preview. The new V2 connector also supports Azure Cosmos DB as a data source in Power BI dataflows. It’s available now on Power BI components including Desktop, Power BI service, Power BI M...