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DBMS > Nebula Graph vs. OpenQM vs. RDF4J

System Properties Comparison Nebula Graph vs. OpenQM vs. RDF4J

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Editorial information provided by DB-Engines
NameNebula Graph  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonRDF4J infoformerly known as Sesame  Xexclude from comparison
DescriptionA distributed, linear scalable, high perfomant Graph DBMSQpenQM is a high-performance, self-tuning, multi-value DBMSRDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.
Primary database modelGraph DBMSMultivalue DBMSRDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.43
Rank#234  Overall
#19  Graph DBMS
Score0.38
Rank#244  Overall
#10  Multivalue DBMS
Score0.55
Rank#219  Overall
#9  RDF stores
Websitegithub.com/­vesoft-inc/­nebula
nebula-graph.io
www.openqm.comrdf4j.org
Technical documentationdocs.nebula-graph.iowww.openqm.com/­support/­documentationrdf4j.org/­documentation
DeveloperVesoft Inc.Martin PhillipsSince 2016 officially forked into an Eclipse project, former developer was Aduna Software.
Initial release201919932004
Current release3.4-12
License infoCommercial or Open SourceOpen Source infoApache Version 2.0 + Common Clause 1.0Open Source infoGPLv2, extended commercial license availableOpen Source infoEclipse Distribution License (EDL), v1.0.
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++Java
Server operating systemsLinuxAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
OS X
Unix
Windows
Data schemeStrong typed schemayes infowith some exceptionsyes infoRDF Schemas
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.noyes
Secondary indexesyes infoNebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.yesyes
SQL infoSupport of SQLSQL-like query languagenono
APIs and other access methodsBrowser interface
console (shell)
Proprietary native API
Query language nGQL
Java API
RIO infoRDF Input/Output
Sail API
SeRQL infoSesame RDF Query Language
Sesame REST HTTP Protocol
SPARQL
Supported programming languagesC++
Go
Java
Python
.Net
Basic
C
Java
Objective C
PHP
Python
Java
PHP
Python
Server-side scripts infoStored proceduresyesyes
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodesShardingyesnone
Replication methods infoMethods for redundantly storing data on multiple nodesCausal Clustering using Raft protocolyesnone
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 integrityyes infoRelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID infoIsolation support depends on the API used
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infousing RocksDByesyes infoin-memory storage is supported as well
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlRole-based access controlAccess rights can be defined down to the item levelno
More information provided by the system vendor
Nebula GraphOpenQM infoalso called QMRDF4J infoformerly known as Sesame
Specific characteristicsNebula Graph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantagesNebula Graph boasts the world's only graph database solution that is able to host...
» more
Typical application scenariosSocial networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customersCurrently we have some top internet companies in China implementing Nebula Graph...
» more
Market metricsAt our very early stage, Nebula Graph has already received 3.5k stars and thousands...
» more
Licensing and pricing modelsNebula Graph is open source and free to use under Apache 2.0 license and Common Clause...
» more
News

How to Migrage Data from Neo4j to Nebula Graph with Nebula Graph Exchange
17 September 2020

Nebula Graph 1.0 Benchmark Report based on the LDBC Dataset
11 September 2020

Pick of the Week at Nebula Graph - Nebula Graph DBaaS is Public for Beta Test
11 September 2020

Analyzing Relationships in Game of Thrones With NetworkX, Gephi, and Nebula Graph (Part Two)
10 September 2020

Pick of the Week at Nebula Graph - DB-Engines Graph DBMS Ranking Update in September
4 September 2020

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and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

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More resources
Nebula GraphOpenQM infoalso called QMRDF4J infoformerly known as Sesame
Recent citations in the news

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30 April 2020, PR Newswire UK

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10 April 2019, PR Newswire UK

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