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DBMS > Galaxybase vs. Quasardb vs. RDFox vs. SiteWhere

System Properties Comparison Galaxybase vs. Quasardb vs. RDFox vs. SiteWhere

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Editorial information provided by DB-Engines
NameGalaxybase  Xexclude from comparisonQuasardb  Xexclude from comparisonRDFox  Xexclude from comparisonSiteWhere  Xexclude from comparison
DescriptionScalable, ACID-compliant native distributed parallel graph platformDistributed, high-performance timeseries databaseHigh performance knowledge graph and semantic reasoning engineM2M integration platform for persisting/querying time series data
Primary database modelGraph DBMSTime Series DBMSGraph DBMS
RDF store
Time Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#383  Overall
#39  Graph DBMS
Score0.14
Rank#332  Overall
#29  Time Series DBMS
Score0.23
Rank#308  Overall
#25  Graph DBMS
#14  RDF stores
Score0.06
Rank#356  Overall
#35  Time Series DBMS
Websitegalaxybase.comquasar.aiwww.oxfordsemantic.techgithub.com/­sitewhere/­sitewhere
Technical documentationdoc.quasar.ai/­masterdocs.oxfordsemantic.techsitewhere1.sitewhere.io/­index.html
DeveloperChuanglin(Createlink) Technology Co., Ltd 浙江创邻科技有限公司quasardbOxford Semantic TechnologiesSiteWhere
Initial release2017200920172010
Current releaseNov 20, November 20213.14.1, January 20246.0, Septermber 2022
License infoCommercial or Open Sourcecommercialcommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensescommercialOpen Source infoCommon Public Attribution License Version 1.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC and JavaC++C++Java
Server operating systemsLinuxBSD
Linux
OS X
Windows
Linux
macOS
Windows
Linux
OS X
Windows
Data schemeStrong typed schemaschema-freeyes infoRDF schemaspredefined scheme
Typing infopredefined data types such as float or dateyesyes infointeger and binaryyesyes
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 indexesyesyes infowith tagsno
SQL infoSupport of SQLnoSQL-like query languagenono
APIs and other access methodsBrowser interface
console (shell)
Graph API (Gremlin)
OpenCypher
Proprietary native API
HTTP APIRESTful HTTP API
SPARQL 1.1
HTTP REST
Supported programming languagesGo
Java
Python
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
C
Java
Server-side scripts infoStored proceduresuser defined procedures and functionsno
Triggersno
Partitioning methods infoMethods for storing different data on different nodesShardingSharding infoconsistent hashingSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replication with selectable replication factorreplication via a shared file systemselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsImmediate Consistency
Foreign keys infoReferential integrityyes infoRelationships in graphsnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoby using LevelDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infoTransient modeyesno
User concepts infoAccess controlRole-based access controlCryptographically strong user authentication and audit trailRoles, resources, and access typesUsers with fine-grained authorization concept

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More resources
GalaxybaseQuasardbRDFoxSiteWhere
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