DBMS > DataFS vs. IBM Cloudant vs. Riak TS
System Properties Comparison DataFS vs. IBM Cloudant vs. Riak TS
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|Editorial information provided by DB-Engines|
|Name||DataFS Xexclude from comparison||IBM Cloudant Xexclude from comparison||Riak TS Xexclude from comparison|
|Description||All data is stored inside objects which are linked by so-called link attributes. Objects consist of classes which can be extended and de-extended at runtime. Graphs can be defined with a struct.||Database as a Service offering based on Apache CouchDB||Riak TS is a distributed NoSQL database optimized for time series data and based on Riak KV|
|Primary database model||Object oriented DBMS||Document store||Time Series DBMS|
|Secondary database models||Graph DBMS|
|Developer||Mobiland AG||IBM, Apache Software Foundation IBM acquired Cloudant in February 2014||Open Source, formerly Basho Technologies|
|Current release||1.1.263, October 2022||3.0.0, September 2022|
|License Commercial or Open Source||commercial||commercial||Open Source|
|Cloud-based only Only available as a cloud service||no||yes||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||Windows||hosted||Linux|
|Data scheme||Classes, Structs, and Lists are written in proprietary DataTypeDefinitionLanguage (.dtdl) and Objects consisting of those are written in proprietary DataAccessDefinitionLanguage (.dadl)||schema-free||schema-free|
|Typing predefined data types such as float or date||yes||no||no|
|SQL Support of SQL||no||no||yes, limited|
|APIs and other access methods||.NET Client API|
Proprietary client DLL
|RESTful HTTP/JSON API||HTTP API|
Native Erlang Interface
|Supported programming languages||.Net|
|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
|Triggers||no, except callback-events from server when changes happened||yes||yes pre-commit hooks and post-commit hooks|
|Partitioning methods Methods for storing different data on different nodes||Proprietary Sharding system||Sharding||Sharding|
|Replication methods Methods for redundantly storing data on multiple nodes||Multi-source replication|
|selectable replication factor|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||yes||yes|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency||Eventual Consistency||Eventual Consistency|
|Foreign keys Referential integrity||yes||no||no links between datasets can be stored|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||no atomic operations within a document possible||no|
|Concurrency Support for concurrent manipulation of data||yes||yes Optimistic locking||yes|
|Durability Support for making data persistent||yes||yes||yes|
|User concepts Access control||Windows-Profile||Access rights for users can be defined per database||no|
More information provided by the system vendor
Related products and services
|DataFS||IBM Cloudant||Riak TS|
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