This site uses cookies for analytics, personalized content. By continuing to browse this site, you agree to this use. Learn More

Skip to main content
Microsoft
Cosmosdb
Cosmosdb
  • Home
  • DevBlogs
    • Visual Studio
    • Visual Studio Code
    • Visual Studio for Mac
    • DevOps
    • Developer support
    • CSE Developer
    • Azure SDK
    • IoT
    • Command Line
    • Perf and Diagnostics
    • Dr. International
    • Notification Hubs
    • Math in Office
    • DirectX
    • PIX
    • SurfaceDuo
    • Startups
    • Sustainable Engineering
    • C++
    • Java
    • Java Blog in Chinese
    • JavaScript
    • PowerShell Community
    • PowerShell Team
    • Python
    • Q#
    • TypeScript
    • Visual Basic
    • Visual C#
    • Visual F#
    • .NET
    • ASP.NET
    • NuGet
    • Xamarin
    • #ifdef Windows
    • Apps for Windows
    • Azure Depth Platform
    • Azure Government
    • Bing Dev Center
    • Microsoft Edge Dev
    • Microsoft Azure
    • Office 365 Development
    • Old New Thing
    • Windows MIDI and Music dev
    • Windows Search Platform
    • Azure Cosmos DB
    • Azure Data Studio
    • Azure SQL
    • OData
    • Revolutions R
    • SQL Server Data Tools
    Avatar

    Theo van Kraay

    Program Manager, Azure Cosmos DB

    Theo is a Program Manager on the Azure Cosmos DB Team.

    Post by this author

    Now in preview: Azure Managed Instance for Apache Cassandra
    Now in preview: Azure Managed Instance for Apache Cassandra
    March 2nd, 2021
    Today at Microsoft Ignite, we announced Azure Managed Instance for Apache Cassandra in public preview. Azure Managed Instance for Apache Cassandra provides the ability to provision managed native Apache Cassandra clusters, with automated deployment and scaling operations, accelerating hybrid scenarios and reducing ongoing maintenance. Why...

    0AnnouncementsCassandra API
    Azure Cosmos DB Cassandra API serverless now in preview!
    Azure Cosmos DB Cassandra API serverless now in preview!
    November 12th, 2020
    Azure Cosmos DB serverless is now available for the Cassandra API. Get an overview of this new option, a walk-through on getting started, and tips for choosing between serverless and provisioned throughput for your database operations.

    Comments are closed.0AnnouncementsCassandra API
    Bulk Updates with Optimistic Concurrency Control
    Bulk Updates with Optimistic Concurrency Control
    September 15th, 2020
    How to support bulk updates in Azure Cosmos DB with Optimistic concurrency control. In this sample, we use Core (SQL) API to bulk update vertices in a graph hosted in Gremlin API!

    3Core (SQL) APIGremlin API
    Now in preview: Use the native Cassandra shell on Azure Cosmos DB Cassandra API!
    Now in preview: Use the native Cassandra shell on Azure Cosmos DB Cassandra API!
    May 15th, 2020
    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!

    Comments are closed.0AnnouncementsCassandra API
    How to change your partition key in Azure Cosmos DB
    How to change your partition key in Azure Cosmos DB
    April 27th, 2020
    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.

    2Change FeedCore (SQL) API
    Create a Java Azure Cosmos DB Function Trigger using Visual Studio Code in 2 minutes!
    Create a Java Azure Cosmos DB Function Trigger using Visual Studio Code in 2 minutes!
    March 13th, 2020
      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 ...

    1Change FeedJava SDK
    Create a .NET Azure Cosmos DB Function Trigger using Visual Studio Code in 2 minutes!
    Create a .NET Azure Cosmos DB Function Trigger using Visual Studio Code in 2 minutes!
    March 11th, 2020
      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 ...

    3Tips and Tricks
    Migrating Relational Data with one-to-few relationships into Azure Cosmos DB SQL API
    Migrating Relational Data with one-to-few relationships into Azure Cosmos DB SQL API
    December 10th, 2019
    A worked through sample for migrating relational data with one-to-few relationships into Azure Cosmos DB SQL API.

    Comments are closed.0Tips and Tricks
    Announcing: Change Feed support for Azure Cosmos DB’s Cassandra API
    Announcing: Change Feed support for Azure Cosmos DB’s Cassandra API
    December 2nd, 2019
    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...

    Comments are closed.0Cassandra APIChange Feed
    Announcing Live Data Migration from Cassandra to Azure Cosmos DB
    Announcing Live Data Migration from Cassandra to Azure Cosmos DB
    November 21st, 2019
    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.

    Comments are closed.0AnnouncementsCassandra API
    Relevant Links

    Labs and Workshops

    Documentation

    Reference Architectures

    Tools

     

    SDKs

    .NET Core

    Java

    Node.js

    Python

     

    Model APIs

    SQL (Core)

    Cassandra

    Gremlin

    MongoDB

    etcd

    Table

     

    Official Product Pages

    Azure Cosmos DB

    Pricing

    Top Bloggers
    Avatar

    Tim Sander
    Program Manager

    Nikisha Reyes-Grange

    Nikisha Reyes-Grange
    Director of Product Marketing

    Avatar

    Theo van Kraay
    Program Manager

    Avatar

    Thomas Weiss
    Program Manager

    Deborah Chen

    Deborah Chen
    Program Manager

    Gahl Levy

    Gahl Levy
    Program Manager

    Abhishek Gupta

    Abhishek Gupta
    Senior Cloud Advocate

    Ramnandan Krishnamurthy

    Ramnandan Krishnamurthy
    Sr. Manager (Engineering & Product)

    Patrick El-Azem

    Patrick El-Azem
    Cloud Solution Architect | Cosmos DB PM

    Luis Bosquez

    Luis Bosquez
    Program Manager

    Topics
  • Announcements
  • Core (SQL) API
  • Tips and Tricks
  • API for MongoDB
  • News
  • Query
  • Cassandra API
  • Security
  • Analytics
  • Data Architecture
  • Java SDK
  • Change Feed
  • Migration
  • Notebooks
  • Powershell
  • Gremlin API
  • AI
  • Python SDK
  • Stay informed

    Login
    Code Block
    What's new
    • Surface Duo
    • Surface Laptop Go
    • Surface Pro X
    • Surface Go 2
    • Surface Book 3
    • Microsoft 365
    • Windows 10 apps
    • HoloLens 2
    Microsoft Store
    • Account profile
    • Download Center
    • Microsoft Store support
    • Returns
    • Order tracking
    • Virtual workshops and training
    • Microsoft Store Promise
    • Financing
    Education
    • Microsoft in education
    • Office for students
    • Office 365 for schools
    • Deals for students & parents
    • Microsoft Azure in education
    Enterprise
    • Azure
    • AppSource
    • Automotive
    • Government
    • Healthcare
    • Manufacturing
    • Financial services
    • Retail
    Developer
    • Microsoft Visual Studio
    • Windows Dev Center
    • Developer Center
    • Microsoft developer program
    • Channel 9
    • Microsoft 365 Dev Center
    • Microsoft 365 Developer Program
    • Microsoft Garage
    Company
    • Careers
    • About Microsoft
    • Company news
    • Privacy at Microsoft
    • Investors
    • Diversity and inclusion
    • Accessibility
    • Security
    English (United States)
    • Sitemap
    • Contact Microsoft
    • Privacy
    • Manage cookies
    • Terms of use
    • Trademarks
    • Safety & eco
    • About our ads
    • © Microsoft 2021