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DBMS > Microsoft Azure Cosmos DB

Microsoft Azure Cosmos DB System Properties

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Editorial information provided by DB-Engines
NameMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB
DescriptionGlobally distributed, horizontally scalable, multi-model database service
Primary database modelDocument store
Graph DBMS
Key-value store
Wide column store
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score21.65
Rank#29  Overall
#4  Document stores
#2  Graph DBMS
#3  Key-value stores
#2  Wide column stores
Websiteazure.microsoft.com/­services/­cosmos-db
Technical documentationlearn.microsoft.com/­azure/­cosmos-db
DeveloperMicrosoft
Initial release2014
License infoCommercial or Open Sourcecommercial
Cloud-based only infoOnly available as a cloud serviceyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Server operating systemshosted
Data schemeschema-free
Typing infopredefined data types such as float or dateyes infoJSON types
Secondary indexesyes infoAll properties auto-indexed by default
SQL infoSupport of SQLSQL-like query language
APIs and other access methodsDocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API
Supported programming languages.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python
Server-side scripts infoStored proceduresJavaScript
TriggersJavaScript
Partitioning methods infoMethods for storing different data on different nodesSharding infoImplicit feature of the cloud service
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoImplicit feature of the cloud service
MapReduce infoOffers an API for user-defined Map/Reduce methodswith Hadoop integration infoIntegration with Hadoop/HDInsight on Azure*
Consistency concepts infoMethods to ensure consistency in a distributed systemBounded Staleness
Consistent Prefix
Eventual Consistency
Immediate Consistency infoConsistency level configurable on request level
Session Consistency
Foreign keys infoReferential integrityno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataMulti-item ACID transactions with snapshot isolation within a partition
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes
User concepts infoAccess controlAccess rights can be defined down to the item level

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More resources
Microsoft Azure Cosmos DB infoformer name was Azure DocumentDB
Recent citations in the news

Build AI apps with Azure Cosmos DB: Key trends from Cosmos Conf 2026
11 May 2026, Microsoft Azure

Microsoft Build 2026: Building agentic apps with Microsoft Fabric and Microsoft Databases
3 June 2026, Microsoft Azure

Microsoft Databases and Microsoft Fabric: Your unified and AI-powered data estate
18 November 2025, Microsoft Azure

Premier League drives deep fan connection with Microsoft Foundry and Azure Cosmos DB
18 November 2025, Microsoft

The data behind the design: How Pantone built agentic AI with an AI-ready database
12 February 2026, Microsoft Azure

provided by Google News



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