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DBMS > TempoIQ vs. TerminusDB vs. VelocityDB

System Properties Comparison TempoIQ vs. TerminusDB vs. VelocityDB

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Editorial information provided by DB-Engines
NameTempoIQ infoformerly TempoDB  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionScalable analytics DBMS for sensor data, provided as a service (SaaS)Scalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelTime Series DBMSGraph DBMSGraph DBMS
Object oriented DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.06
Rank#314  Overall
#26  Time Series DBMS
Score0.02
Rank#342  Overall
#32  Graph DBMS
Score0.07
Rank#311  Overall
#30  Graph DBMS
#16  Object oriented DBMS
Websitewww.tempoiq.comterminusdb.comvelocitydb.com
Technical documentationapp.tempoiq.com/­docs/­html/­index.htmlterminusdb.com/­docsvelocitydb.com/­UserGuide
DeveloperTempoIQDataChemist Ltd.VelocityDB Inc
Initial release201220182011
Current release1.0, 20187.x
License infoCommercial or Open SourcecommercialOpen Source infoGPL V3commercial
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageProlog, RustC#
Server operating systemsLinuxAny that supports .NET
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or dateyesyesyes
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 indexesyes
SQL infoSupport of SQLnoSQL-like query language (WOQL)no
APIs and other access methodsHTTP APIOWL
RESTful HTTP API
WOQL (Web Object Query Language)
.Net
Supported programming languagesC#
Java
JavaScript infoNode.js
Python
Ruby
JavaScript
Python
.Net
Server-side scripts infoStored proceduresnoyesno
Triggersyes infoRealtime AlertsyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesGraph PartitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoin-memory journalingyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlsimple authentication-based access controlRole-based access controlBased on Windows Authentication

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More resources
TempoIQ infoformerly TempoDBTerminusDB infoformer name was DataChemistVelocityDB
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