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DBMS > NSDb vs. OpenTenBase vs. RDFox

System Properties Comparison NSDb vs. OpenTenBase vs. RDFox

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Editorial information provided by DB-Engines
NameNSDb  Xexclude from comparisonOpenTenBase  Xexclude from comparisonRDFox  Xexclude from comparison
DescriptionScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of KubernetesAn enterprise-level distributed HTAP open source database based on PostgreSQLHigh performance knowledge graph and semantic reasoning engine
Primary database modelTime Series DBMSRelational DBMSGraph DBMS
RDF store
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
Score0.08
Rank#370  Overall
#156  Relational DBMS
Score0.29
Rank#300  Overall
#24  Graph DBMS
#13  RDF stores
Websitensdb.iogithub.com/­OpenTenBase/­OpenTenBase
www.opentenbase.org
www.oxfordsemantic.tech
Technical documentationnsdb.io/­Architecturedocs.opentenbase.org
docs.opentenbase.org/­en
docs.oxfordsemantic.tech
DeveloperOpenAtom Foundation, previously TencentOxford Semantic Technologies
Initial release20172017
Current release2.5, January 20246.0, Septermber 2022
License infoCommercial or Open SourceOpen Source infoApache Version 2.0Open Source infoBSD-3commercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava, ScalaC++
Server operating systemsLinux
macOS
LinuxLinux
macOS
Windows
Data schemeyesyes infoRDF schemas
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.no
Secondary indexesall fields are automatically indexedyes
SQL infoSupport of SQLSQL-like query languageyesno
APIs and other access methodsgRPC
HTTP REST
WebSocket
RESTful HTTP API
SPARQL 1.1
Supported programming languagesJava
Scala
C
Go
Java
PHP
Python
C
Java
Server-side scripts infoStored proceduresno
Triggersyes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesreplication via a shared file system
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setups
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
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.yes
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardRoles, resources, and access types

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More resources
NSDbOpenTenBaseRDFox
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