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DBMS > OpenTSDB vs. RDFox vs. Riak KV vs. TerminusDB

System Properties Comparison OpenTSDB vs. RDFox vs. Riak KV vs. TerminusDB

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Editorial information provided by DB-Engines
NameOpenTSDB  Xexclude from comparisonRDFox  Xexclude from comparisonRiak KV  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionScalable Time Series DBMS based on HBaseHigh performance knowledge graph and semantic reasoning engineDistributed, fault tolerant key-value storeScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelTime Series DBMSGraph DBMS
RDF store
Key-value store infowith links between data sets and object tags for the creation of secondary indexesGraph DBMS
Secondary database modelsRelational DBMSDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.68
Rank#142  Overall
#12  Time Series DBMS
Score0.29
Rank#300  Overall
#24  Graph DBMS
#13  RDF stores
Score4.01
Rank#79  Overall
#9  Key-value stores
Score0.23
Rank#316  Overall
#27  Graph DBMS
Websiteopentsdb.netwww.oxfordsemantic.techterminusdb.com
Technical documentationopentsdb.net/­docs/­build/­html/­index.htmldocs.oxfordsemantic.techwww.tiot.jp/­riak-docs/­riak/­kv/­latestterminusdb.github.io/­terminusdb/­#
Developercurrently maintained by Yahoo and other contributorsOxford Semantic TechnologiesOpenSource, formerly Basho TechnologiesDataChemist Ltd.
Initial release2011201720092018
Current release6.0, Septermber 20223.2.0, December 202211.0.0, January 2023
License infoCommercial or Open SourceOpen Source infoLGPLcommercialOpen Source infoApache version 2, commercial enterprise editionOpen Source infoGPL V3
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++ErlangProlog, Rust
Server operating systemsLinux
Windows
Linux
macOS
Windows
Linux
OS X
Linux
Data schemeschema-freeyes infoRDF schemasschema-freeyes
Typing infopredefined data types such as float or datenumeric data for metrics, strings for tagsyesnoyes
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonono
Secondary indexesnorestricted
SQL infoSupport of SQLnononoSQL-like query language (WOQL)
APIs and other access methodsHTTP API
Telnet API
RESTful HTTP API
SPARQL 1.1
HTTP API
Native Erlang Interface
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesErlang
Go
Java
Python
R
Ruby
C
Java
C infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library
JavaScript
Python
Server-side scripts infoStored proceduresnoErlangyes
Triggersnoyes infopre-commit hooks and post-commit hooksyes
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on HBaseSharding infono "single point of failure"Graph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on HBasereplication via a shared file systemselectable replication factorJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency infobased on HBaseImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsEventual Consistency
Foreign keys infoReferential integritynono infolinks between data sets can be storedyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyesyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnoRoles, resources, and access typesyes, using Riak SecurityRole-based access control

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More resources
OpenTSDBRDFoxRiak KVTerminusDB infoformer name was DataChemist
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