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Azure Cosmos DB for NoSQL documentation

Azure Cosmos DB for NoSQL accounts provides support for querying items with flexible schemas and native support for JSON.

About API for NoSQL

Concept

  • Frequently asked questions
  • Model document data
  • Change feed

Get started

Quickstart

  • Manage your data using a .NET console app
  • Manage your data using a JavaScript app
  • Manage your data using a Go app
  • Create resources using a Bicep template

Tutorial

  • Build a Java console app with Async SDK

How-To Guide

  • Create an account
  • Create a container
  • Develop .NET applications
  • Develop Python applications

Integrate

Tutorial

  • Deploy app on Azure Kubernetes Service (AKS) cluster using Bicep
  • Connect using Apache Spark

Analytics and BI

Overview

  • Analytics and BI overview

Concept

  • Analytics and BI use cases
  • Mirroring in Microsoft Fabric
  • Azure Synapse Link

Query items from a container

Concept

  • Getting started with SQL queries
  • Optimize request costs

How-To Guide

  • Working with JSON
  • Joins
  • Parameterized queries
  • Tune query performance

Tutorial

  • Query using the Data Explorer

Secure your account

Concept

  • Store keys in Azure Key Vault
  • Configure cross-origin resource sharing (CORS)

How-To Guide

  • Configure customer-managed keys

Get training

Training

  • Build a .NET app
  • Build a Node.js app
  • Build a Java app
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English (United States)
Your Privacy Choices
  • SH ICP Filing No. 13015306-25
  • PSB Filing No. 31011502002224
  • Privacy
  • Microsoft Azure Operated by 21Vianet
  • © Microsoft 2025