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DBMS > Prometheus vs. StarRocks vs. TerminusDB vs. VelocityDB

System Properties Comparison Prometheus vs. StarRocks vs. TerminusDB vs. VelocityDB

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Editorial information provided by DB-Engines
NamePrometheus  Xexclude from comparisonStarRocks  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionOpen-source Time Series DBMS and monitoring systemAn open source, high-performance columnar analytical database that enables real-time, multi-dimensional, and highly concurrent data analytics infoForked from Apache DorisScalable 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 DBMSRelational 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
Score7.56
Rank#49  Overall
#3  Time Series DBMS
Score0.95
Rank#193  Overall
#89  Relational DBMS
Score0.19
Rank#311  Overall
#27  Graph DBMS
Score0.00
Rank#385  Overall
#40  Graph DBMS
#21  Object oriented DBMS
Websiteprometheus.iowww.starrocks.ioterminusdb.comvelocitydb.com
Technical documentationprometheus.io/­docsdocs.starrocks.io/­en-us/­latest/­introduction/­StarRocks_introterminusdb.github.io/­terminusdb/­#velocitydb.com/­UserGuide
DeveloperThe Linux Foundation infosince Feb 2023DataChemist Ltd.VelocityDB Inc
Initial release2015202020182011
Current release3.3, June 202411.0.0, January 20237.x
License infoCommercial or Open SourceOpen Source infoApache 2.0Open Source infoApache Version 2.0Open Source infoGPL V3commercial
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 languageGoC++, JavaProlog, RustC#
Server operating systemsLinux
Windows
LinuxLinuxAny that supports .NET
Data schemeyesyesyesyes
Typing infopredefined data types such as float or dateNumeric data onlyyesyesyes
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 infoImport of XML data possiblenonono
Secondary indexesnoyesyes
SQL infoSupport of SQLnoyesSQL-like query language (WOQL)no
APIs and other access methodsRESTful HTTP/JSON APIJDBC
MySQL protocol
OWL
RESTful HTTP API
WOQL (Web Object Query Language)
.Net
Supported programming languages.Net
C++
Go
Haskell
Java
JavaScript (Node.js)
Python
Ruby
JavaJavaScript
Python
.Net
Server-side scripts infoStored proceduresnouser defined functionsyesno
TriggersnonoyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioning (by range and hash)Graph PartitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoby FederationJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyes infoin-memory journalingyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlnoRole based access control and fine grained access rightsRole-based access controlBased on Windows Authentication

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More resources
PrometheusStarRocksTerminusDB infoformer name was DataChemistVelocityDB
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