Cosmos DB - Curated .NET Articles & Tutorials
Curated .NET news, articles, and tutorials about Cosmos DB, drawn from .NET News Daily issues.
30 curated issues
What were the limitations of early tools like Script#?
Vector Databases for .NET Compared: Azure AI Search, Qdrant, Cosmos DB & pgvector
Issue also covered: ASP.NET Core, Azure, Blazor, C#, Design Patterns, .NET 10, .NET 9, .NET Framework
Read this issue →Why I Like Azure Cosmos DB So Much
Intro
Issue also covered: ASP.NET Core, Azure, C#, .NET 10, EF Core, GitHub Copilot, OpenAI, Security
Read this issue →Welcome to Azure Cosmos DB Conf 2026
Today is the day. Azure Cosmos DB Conf 2026, in partnership with AMD, is a free virtual developer event focused on building modern, scalable applications with Azure Cosmos DB. The
Issue also covered: Azure, C#, GitHub Copilot, Kafka, Performance, PostgreSQL, Profiling, Visual Studio
Read this issue →7 tips to optimize Azure Cosmos DB costs for AI and agentic workloads
AI apps and agentic workloads expose inefficiencies in your data layer faster than any previous generation of apps. You’re storing embeddings, serving low-latency retrieval, handling bursty traffic fr...
Issue also covered: ASP.NET Core, Authentication, Azure, Azure DevOps, Clean Architecture, C#, .NET Framework, EF Core
Read this issue →VS Code Live - The Modern Software Product Organization
Azure Cosmos DB Data Explorer now supports Dark Mode
Issue also covered: C#, Design Patterns, .NET 10, EF Core, GitHub Copilot, OAuth, OpenAI, Performance
Read this issue →How to Enable Microsoft Entra ID for Azure Cosmos DB (NoSQL)
Strengthen Identity Security and Eliminate Account Keys Identity is becoming the new security perimeter. As organizations modernize their cloud applications, long‑lived secrets and shared keys introdu...
Issue also covered: ASP.NET Core, Azure, Azure Functions, Blazor, CQRS, Docker, .NET 10, Event Sourcing
Read this issue →Accelerate Your Cosmos DB Infrastructure with GitHub Copilot CLI and Azure Cosmos DB Agent Kit
Modern infrastructure work is increasingly agent driven, but only if your AI actually understands the platform you’re deploying. This guide shows how to turn GitHub Copilot CLI into an Azure Cosmos DB...
Issue also covered: ASP.NET Core, Azure, C#, .NET 9, EF Core, GitHub Copilot, OpenAI, Visual Studio Code
Read this issue →Building Intelligent Search with Azure Cosmos DB: Full-Text, Vector, and Hybrid Search
Modern applications demand smarter search capabilities. Users expect to find what they’re looking for even when they don’t use exact…
Issue also covered: ASP.NET Core, C#, .NET 10, EF Core, .NET MAUI, MediatR, OpenAI, OpenTelemetry
Read this issue →Implementing Distributed Caching in Web API with Azure Managed Redis
I’ve worked with caching before — storing AI chat request/response pairs in Cosmos DB to avoid redundant model calls, and caching API…
Issue also covered: .NET Aspire, Azure, C#, Design Patterns, .NET 10, ML.NET, PostgreSQL, Redis
Read this issue →Introducing the Azure Cosmos DB Agent Kit: Your AI Pair Programmer Just Got Smarter
The Azure Cosmos DB Agent Kit is an open-source collection of skills that teaches your AI coding assistant (GitHub Copilot, Claude Code, Gemini CLI) expert-level Azure Cosmos DB best practices. Instal...
Issue also covered: Azure, Benchmarking, Clean Architecture, C#, .NET Core, EF Core, GitHub Copilot, ML.NET
Read this issue →Azure Cosmos DB : Becoming a Search-Native Database
For years, “Database” and “Search systems" (think Elastic Search) lived in separate worlds. While both Databases and Search Systems operate in the same domain (storing, indexing and querying data...
Issue also covered: ASP.NET Core, Authentication, Azure, Clean Architecture, C#, Domain-Driven Design, Design Patterns, .NET 10
Read this issue →What’s New in Semantic Search for Azure Cosmos DB at Ignite 2025
We’re excited to introduce new capabilities and performance improvements for vector and full-text search in Azure Cosmos DB. These updates make it easier for developers and architects to build semanti...
Issue also covered: Azure, C#, .NET 10, GitHub Copilot, Performance, Unit Testing, Web API
Read this issue →Clean Architecture with a Document DB, Minimal APIs, and CQRS in .NET 9 (Copy-Paste Starter Kit)
If you want the full source code, join our community: Here
Issue also covered: ASP.NET Core, Authentication, Authorization, Azure, Azure Functions, Clean Architecture, CQRS, Domain-Driven Design
Read this issue →Using CosmosDB in .NET for Scalable NoSQL Applications
Building High-Performance, Globally Distributed NoSQL Apps with Azure Cosmos DB and .NET Core Continue reading on Simform Engineering »
Issue also covered: ASP.NET Core, Azure, C#, .NET Core, .NET Framework, GitHub Copilot, OpenAI, Security
Read this issue →Announcing Cosmos DB in Microsoft Fabric (Preview) with New Capabilities!
https://devblogs.microsoft.com/cosmosdb/announcing-cosmos-db-in-microsoft-fabric-preview-with-new-capabilities
Issue also covered: ASP.NET Core, Azure, Benchmarking, Blazor, Clean Architecture, C#, .NET 10, Minimal APIs
Read this issue →New Generally Available and Preview Search Capabilities in Azure Cosmos DB for NoSQL
https://devblogs.microsoft.com/cosmosdb/new-generally-available-and-preview-search-capabilities-in-azure-cosmos-db-for-nosql
Issue also covered: ASP.NET Core, .NET Aspire, C#, Domain-Driven Design, .NET 9, GitHub Copilot, gRPC, JWT
Read this issue →Meet the DocumentDB Extension for VS Code and DocumentDB Local — A Fast, Friendly Way to Work with DocumentDB, Locally and Beyond
https://devblogs.microsoft.com/cosmosdb/meet-the-documentdb-extension-for-vs-code-and-documentdb-local-a-fast-friendly-way-to-work-with-documentdb-locally-and-beyond/
Issue also covered: Azure, Azure Functions, Blazor, C#, Design Patterns, .NET 9, EF Core, OpenAI
Read this issue →Storing Event Streams in a Database Using Cosmos DB with C#
https://www.c-sharpcorner.com/article/storing-event-streams-in-a-database-using-cosmos-db-with-c-sharp/
Issue also covered: ASP.NET Core, Azure, Azure DevOps, Azure Functions, C#, Dapper, Design Patterns, Docker
Read this issue →Enable continuous backup for multi-region write account
https://devblogs.microsoft.com/cosmosdb/enable-continuous-backup-for-multi-region-write-account/
Issue also covered: ASP.NET Core, C#, .NET 9, EF Core
Read this issue →New Azure Cosmos DB Design Patterns Video Series – Learn, Implement, and Contribute!
https://devblogs.microsoft.com/cosmosdb/new-azure-cosmos-db-design-patterns-video-series-learn-implement-and-contribute/
Issue also covered: ASP.NET Core, .NET Aspire, Azure, C#, Design Patterns, .NET 10, .NET 9, .NET Core
Read this issue →Save Chat History to Firebase Realtime Database using the .NET MAUI Chat Control
https://www.syncfusion.com/blogs/post/save-chat-to-firebase-database-maui
Issue also covered: Azure, Azure DevOps, C#, .NET Core, EF Core, GitHub Copilot, Performance, Security
Read this issue →DocumentDB is Gaining Momentum in the Open-Source Database World
https://devblogs.microsoft.com/cosmosdb/documentdb-is-gaining-momentum-in-the-open-source-database-world/
Issue also covered: ASP.NET Core, Authentication, Azure, Azure Functions, C#, Design Patterns, Docker, .NET 9
Read this issue →Understanding MapStaticAssets in ASP.NET Core 9.0
https://www.csharp.com/blogs/understanding-mapstaticassets-in-asp-net-core-90
Issue also covered: ASP.NET Core, C#, .NET 9, EF Core, System.Text.Json, Unit Testing, Visual Studio
Read this issue →