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DBMS > NSDb vs. RDFox vs. Splunk

System Properties Comparison NSDb vs. RDFox vs. Splunk

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Editorial information provided by DB-Engines
NameNSDb  Xexclude from comparisonRDFox  Xexclude from comparisonSplunk  Xexclude from comparison
DescriptionScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of KubernetesHigh performance knowledge graph and semantic reasoning engineAnalytics Platform for Big Data
Primary database modelTime Series DBMSGraph DBMS
RDF store
Search engine
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.08
Rank#369  Overall
#40  Time Series DBMS
Score0.29
Rank#300  Overall
#24  Graph DBMS
#13  RDF stores
Score89.10
Rank#14  Overall
#2  Search engines
Websitensdb.iowww.oxfordsemantic.techwww.splunk.com
Technical documentationnsdb.io/­Architecturedocs.oxfordsemantic.techdocs.splunk.com/­Documentation/­Splunk
DeveloperOxford Semantic TechnologiesSplunk Inc.
Initial release201720172003
Current release6.0, Septermber 2022
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialcommercial infoLimited free edition and free developer edition available
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava, ScalaC++
Server operating systemsLinux
macOS
Linux
macOS
Windows
Linux
OS X
Solaris
Windows
Data schemeyes infoRDF schemasyes
Typing infopredefined data types such as float or dateyes: int, bigint, decimal, stringyesyes
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 indexesall fields are automatically indexedyes
SQL infoSupport of SQLSQL-like query languagenono infoSplunk Search Processing Language for search commands
APIs and other access methodsgRPC
HTTP REST
WebSocket
RESTful HTTP API
SPARQL 1.1
HTTP REST
Supported programming languagesJava
Scala
C
Java
C#
Java
JavaScript
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoyes
Triggersyes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesreplication via a shared file systemMulti-source replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsEventual Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDno infoA 'Transaction' in Splunk has a different meaning: grouping related events into a single one for later searching
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentUsing Apache Luceneyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlRoles, resources, and access typesAccess rights for users and roles

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More resources
NSDbRDFoxSplunk
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