DBMS > Microsoft Azure Cosmos DB vs. RavenDB

System Properties Comparison Microsoft Azure Cosmos DB vs. RavenDB

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Editorial information provided by DB-Engines

Name

Description

Globally distributed, horizontally scalable, multi-model database service

Open Source Operational and Transactional Enterprise NoSQL Document Database

Primary database model

Document store
Graph DBMS
Key-value store
Wide column store

Document store

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	29.08
Rank	#24	Overall
	#4	Document stores
	#2	Graph DBMS
	#3	Key-value stores
	#3	Wide column stores

Score	4.49
Rank	#66	Overall
	#12	Document stores

Website

azure.microsoft.com/services/cosmos-db

ravendb.net

Technical documentation

docs.microsoft.com/en-us/azure/cosmos-db

ravendb.net/docs

Developer

Microsoft

Hibernating Rhinos

Initial release

2014

2010

Current release

4.2, May 2019

License

Commercial or Open Source

commercial

Open Source info

AGPL version 3, commercial license available

Cloud-based only info

Only available as a cloud service

yes

DBaaS offerings (sponsored links) info

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

Server operating systems

hosted

Linux
macOS
Raspberry Pi
Windows

Data scheme

schema-free

Typing

predefined data types such as float or date

yes

JSON types

Secondary indexes

yes

All properties auto-indexed by default

yes

SQL

Support of SQL

SQL-like query language

SQL-like query language (RQL)

APIs and other access methods

DocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API

.NET Client API
Java Client API
Python Client API
RESTful HTTP API

Supported programming languages

.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python

.Net
C#
Go
Java
JavaScript (Node.js)
Python
Ruby

Server-side scripts info

Stored procedures

JavaScript

yes

Triggers

JavaScript

yes

Partitioning methods info

Methods for storing different data on different nodes

Sharding

Implicit feature of the cloud service

Sharding

Replication methods info

Methods for redundantly storing data on multiple nodes

yes

Implicit feature of the cloud service

Multi-master replication

MapReduce

Offers an API for user-defined Map/Reduce methods

with Hadoop integration info

Integration with Hadoop/HDInsight on Azure*

yes

MapReduce functions can be defined in Linq

Consistency concepts info

Methods to ensure consistency in a distributed system

Bounded Staleness
Consistent Prefix
Session Consistency
Eventual Consistency
Immediate Consistency info

Consistency level configurable on request level

Eventual Consistency

Foreign keys info

Referential integrity

Transaction concepts info

Support to ensure data integrity after non-atomic manipulations of data

Multi-item ACID transactions with snapshot isolation within a partition

ACID, Cluster-wide transaction available

Concurrency info

Support for concurrent manipulation of data

yes

Durability info

Support for making data persistent

yes

User concepts info

Access control

Access rights can be defined down to the item level

Access control on document level using the Authorization Bundle

More information provided by the system vendor

Specific characteristics

Azure Cosmos DB is Microsoft™s globally-distributed, horizontally scalable, multi-model...
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RavenDB is the pioneer NoSQL Document Database that is fully transactional (ACID)...
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Competitive advantages

Global distribution Easily build globally-distributed applications without the hassle...
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RavenDB is easy to setup and secure. You can do it in a matter of minutes . Easy...
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Typical application scenarios

Azure Cosmos DB enables writing globally distributed applications and allows you...
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IoT for Edge Deployments Fraud Detection Recommendation Engines Product Catalogs...
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Key customers

Jet.com, Asos, Real Madrid, Orange Tribes, MSN, Telenor, NextGames, Schneider Electric,...
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Toyota, Capgemini, Vodafone, Medicaid, Asos, Nomura, RMS Automotive, MSNBC, Pluralsight,...
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Market metrics

Gartner Research positions Microsoft as the leader in the Magic Quadrant Operational...
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2 million+ downloads 1000+ customers including Fortune 500 large enterprises
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Licensing and pricing models

With Azure Cosmos DB, pay only for the storage you use and the throughput you provision...
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RavenDB is available on-premise and in the cloud. RavenDB Cloud is available on AWS...
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