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DBMS > Quasardb vs. RDFox vs. Splunk vs. STSdb

System Properties Comparison Quasardb vs. RDFox vs. Splunk vs. STSdb

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Editorial information provided by DB-Engines
NameQuasardb  Xexclude from comparisonRDFox  Xexclude from comparisonSplunk  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionDistributed, high-performance timeseries databaseHigh performance knowledge graph and semantic reasoning engineAnalytics Platform for Big DataKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelTime Series DBMSGraph DBMS
RDF store
Search engineKey-value store
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.14
Rank#332  Overall
#29  Time Series DBMS
Score0.23
Rank#308  Overall
#25  Graph DBMS
#14  RDF stores
Score86.45
Rank#14  Overall
#2  Search engines
Score0.04
Rank#360  Overall
#52  Key-value stores
Websitequasar.aiwww.oxfordsemantic.techwww.splunk.comgithub.com/­STSSoft/­STSdb4
Technical documentationdoc.quasar.ai/­masterdocs.oxfordsemantic.techdocs.splunk.com/­Documentation/­Splunk
DeveloperquasardbOxford Semantic TechnologiesSplunk Inc.STS Soft SC
Initial release2009201720032011
Current release3.14.1, January 20246.0, Septermber 20224.0.8, September 2015
License infoCommercial or Open Sourcecommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensescommercialcommercial infoLimited free edition and free developer edition availableOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++C#
Server operating systemsBSD
Linux
OS X
Windows
Linux
macOS
Windows
Linux
OS X
Solaris
Windows
Windows
Data schemeschema-freeyes infoRDF schemasyesyes
Typing infopredefined data types such as float or dateyes infointeger and binaryyesyesyes infoprimitive types and user defined types (classes)
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.noyes
Secondary indexesyes infowith tagsyesno
SQL infoSupport of SQLSQL-like query languagenono infoSplunk Search Processing Language for search commandsno
APIs and other access methodsHTTP APIRESTful HTTP API
SPARQL 1.1
HTTP REST.NET Client API
Supported programming languages.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
C
Java
C#
Java
JavaScript
PHP
Python
Ruby
C#
Java
Server-side scripts infoStored proceduresnoyesno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoconsistent hashingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replication with selectable replication factorreplication via a shared file systemMulti-source replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodswith Hadoop integrationyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsEventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDno infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searchingno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infoby using LevelDByesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoTransient modeyesno
User concepts infoAccess controlCryptographically strong user authentication and audit trailRoles, resources, and access typesAccess rights for users and rolesno

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QuasardbRDFoxSplunkSTSdb
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