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DBMS > gStore vs. Immudb vs. VelocityDB

System Properties Comparison gStore vs. Immudb vs. VelocityDB

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Editorial information provided by DB-Engines
NamegStore  Xexclude from comparisonImmudb  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionA native Graph DBMS to store and maintain very large RDF datasets.An open source immutable (append-only) database with cryptographic verification which makes it tamper-resistant and fully auditable.A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelGraph DBMS
RDF store
Key-value storeGraph DBMS
Object oriented DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.03
Rank#367  Overall
#37  Graph DBMS
#18  RDF stores
Score0.24
Rank#295  Overall
#42  Key-value stores
Score0.00
Rank#385  Overall
#40  Graph DBMS
#21  Object oriented DBMS
Websiteen.gstore.cngithub.com/­codenotary/­immudb
immudb.io
velocitydb.com
Technical documentationen.gstore.cn/­#/­enDocsdocs.immudb.iovelocitydb.com/­UserGuide
DeveloperCodenotaryVelocityDB Inc
Initial release201620202011
Current release1.2, November 20231.2.3, April 20227.x
License infoCommercial or Open SourceOpen Source infoBSDOpen Source infoApache Version 2.0commercial
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 languageC++GoC#
Server operating systemsLinuxBSD
Linux
macOS
Solaris
Windows
z/OS
Any that supports .NET
Data schemeschema-free and OWL/RDFS-schema supportschema-freeyes
Typing infopredefined data types such as float or dateyesyes
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
SQL infoSupport of SQLnoSQL-like syntaxno
APIs and other access methodsHTTP API
SPARQL 1.1
gRPC protocol
PostgreSQL wire protocol
.Net
Supported programming languagesC++
Java
JavaScript (Node.js)
PHP
Python
.Net
Go
Java
JavaScript (Node.js)
Python
.Net
Server-side scripts infoStored proceduresyesnono
TriggersnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes
User concepts infoAccess controlUsers, roles and permissions, Role-Based Access Control (RBAC) supportedBased on Windows Authentication

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More resources
gStoreImmudbVelocityDB
Recent citations in the news

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