DBMS > IBM Cloudant vs. Microsoft Azure Cosmos DB vs. Riak TS
System Properties Comparison IBM Cloudant vs. Microsoft Azure Cosmos DB vs. Riak TS
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|Editorial information provided by DB-Engines|
|Name||IBM Cloudant Xexclude from comparison||Microsoft Azure Cosmos DB former name was Azure DocumentDB Xexclude from comparison||Riak TS Xexclude from comparison|
|Description||Database as a Service offering based on Apache CouchDB||Globally distributed, horizontally scalable, multi-model database service||Riak TS is a distributed NoSQL database optimized for time series data and based on Riak KV|
|Primary database model||Document store||Document store|
Wide column store
|Time Series DBMS|
|Secondary database models||Spatial DBMS|
|Developer||IBM, Apache Software Foundation IBM acquired Cloudant in February 2014||Microsoft||Open Source, formerly Basho Technologies|
|Current release||3.0.0, September 2022|
|License Commercial or Open Source||commercial||commercial||Open Source|
|Cloud-based only Only available as a cloud service||yes||yes||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||hosted||hosted||Linux|
|Typing predefined data types such as float or date||no||yes JSON types||no|
|Secondary indexes||yes||yes All properties auto-indexed by default||restricted|
|SQL Support of SQL||no||SQL-like query language||yes, limited|
|APIs and other access methods||RESTful HTTP/JSON API||DocumentDB API|
Graph API (Gremlin)
RESTful HTTP API
Native Erlang Interface
|Supported programming languages||C#|
MongoDB client drivers written for various programming languages
|C unofficial client library|
C++ unofficial client library
Clojure unofficial client library
Dart unofficial client library
Go unofficial client library
Groovy unofficial client library
Haskell unofficial client library
Lisp unofficial client library
Perl unofficial client library
Scala unofficial client library
Smalltalk unofficial client library
|Partitioning methods Methods for storing different data on different nodes||Sharding||Sharding Implicit feature of the cloud service||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||Multi-source replication|
|yes Implicit feature of the cloud service||selectable replication factor|
|MapReduce Offers an API for user-defined Map/Reduce methods||yes||with Hadoop integration Integration with Hadoop/HDInsight on Azure*||yes|
|Consistency concepts Methods to ensure consistency in a distributed system||Eventual Consistency||Bounded Staleness|
Immediate Consistency Consistency level configurable on request level
|Foreign keys Referential integrity||no||no||no links between datasets can be stored|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||no atomic operations within a document possible||Multi-item ACID transactions with snapshot isolation within a partition||no|
|Concurrency Support for concurrent manipulation of data||yes Optimistic locking||yes||yes|
|Durability Support for making data persistent||yes||yes||yes|
|User concepts Access control||Access rights for users can be defined per database||Access rights can be defined down to the item level||no|
More information provided by the system vendor
|Related products and services|
|3rd parties||CData: Connect to Big Data & NoSQL through standard Drivers.|
|IBM Cloudant||Microsoft Azure Cosmos DB former name was Azure DocumentDB||Riak TS|
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Principal Software Engineer, Azure Cosmos DB
Cosmos DB Architect #23-00120
AZURE COSMOS DB DEVELOPER
Senior Backend Full-Stack Engineer
Service Engineer II
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