DB-EnginesCrateDB bannerEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > AllegroGraph vs. Memgraph vs. OpenQM

System Properties Comparison AllegroGraph vs. Memgraph vs. OpenQM

Please select another system to include it in the comparison.

Editorial information provided by DB-Engines
NameAllegroGraph  Xexclude from comparisonMemgraph  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparison
DescriptionHigh performance, persistent RDF store with additional support for Graph DBMSA hybrid, in-memory first, distributed graph DBMS delivering high-performance on analytical and transactional workloads at enterprise scaleQpenQM is a high-performance, self-tuning, multi-value DBMS
Primary database modelDocument store infowith version 6.5
Graph DBMS
RDF store
Graph DBMSMultivalue DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.87
Rank#162  Overall
#23  Document stores
#12  Graph DBMS
#6  RDF stores
Score0.05
Rank#314  Overall
#30  Graph DBMS
Score0.27
Rank#243  Overall
#10  Multivalue DBMS
Websitefranz.com/­agraph/­allegrographmemgraph.comwww.openqm.com
Technical documentationfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmldocs.memgraph.comwww.openqm.com/­support/­documentation
DeveloperFranz Inc.Memgraph LtdMartin Phillips
Initial release200420171993
Current release6.6.0, August 20193.4-12
License infoCommercial or Open Sourcecommercial infoLimited community edition freecommercial infoFree license availableOpen Source infoGPLv2, extended commercial license available
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 and C++
Server operating systemsLinux
OS X
Windows
LinuxAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Data schemeyes infoRDF schemasschema-free and schema-optionalyes infowith some exceptions
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.no infobulk load of XML files possiblenoyes
Secondary indexesyesyes
SQL infoSupport of SQLSPARQL is used as query languagenono
APIs and other access methodsRESTful HTTP API
SPARQL
Bolt protocol
Cypher query language
Supported programming languagesC#
Clojure
Java
Lisp
Perl
Python
Ruby
Scala
.Net
C
C++
Elixir
Go
Haskell
Java
JavaScript
PHP
Python
Ruby
Scala
.Net
Basic
C
Java
Objective C
PHP
Python
Server-side scripts infoStored proceduresyes infoJavaScript or Common Lispyes
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodeswith FederationSharding infodynamic graph partitioningyes
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replication
Multi-master replication
Multi-Master replication using RAFTyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual Consistency depending on configurationImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes inforelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infowith snapshot isolationACID
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyes infowith periodic snapshot and write-ahead logging (WAL) of changesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlUsers with fine-grained authorization concept, user roles and pluggable authenticationUsers, roles and permissionsAccess rights can be defined down to the item level
More information provided by the system vendor
AllegroGraphMemgraphOpenQM infoalso called QM
Specific characteristicsKnowledge Graph Platform Leader Document Store and Graph Database. Supporting JSON...
» more
Competitive advantagesAllegroGraph is uniquely suited to support adhoc queries through SPARQL, Prolog and...
» more
News

Triple Attributes
2 May 2018

Allegro "Knowledge" Graph News - March 2018
7 March 2018

AllegroGraph v6.4 - Now Available
23 January 2018

AllegroGraph News - December 2017
20 December 2017

AllegroGraph News - November 2017
2 November 2017

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
AllegroGraphMemgraphOpenQM infoalso called QM
Recent citations in the news

AllegroGraph Named to 2020 Trend Setting Products in Data Management
11 December 2019, PR Web

Graph Database Market: Sales, Consumption, Demand and Forecast 2019-2024: Franz Inc(AllegroGraph), IBM, OrientDB Ltd, Datastax, etc.
13 December 2019, Global Industry Analysis

Franz launches AllegroGraph Knowledge Graph solution
12 June 2019, KMWorld Magazine

Graph Database 'Shapes' Data
16 August 2019, Datanami

Graph Database Market 2019 SWOT Analysis | triAGENS GmbH(Arango DB), Neo4j, Inc, OrientDB Ltd, Cayley
13 December 2019, News Appear

provided by Google News

FactGem and Memgraph Partner to Give Clients Access to Real-Time, Transaction Based Analytics
1 February 2019, PRNewswire

Graph Database Market Global Size, Industry Share, Recent Trends, Business Growth, Statistics, Key Companies, Regional Forecast 2019-2025
13 December 2019, News Tribune

Graph Database Market 2019 Leading Growth Drivers, Emerging Audience, Segments, Sales, Profits and Regional Analysis & Forecast 2025
11 December 2019, New York Tribunal

Global Graph Database Market 2019 By Application (Risk Management & Fraud Detection, Customer Analytics, Recommendation Engines), New Innovations, Top Companies, Regional Analysis and Business Opportunities2025
5 December 2019, Space Market Research

Graph Database Market Research Technology Outlook 2019-2025
5 December 2019, Downey Magazine

provided by Google News

Encompass Eliminates Downtime with jBASE from Zumasys
2 October 2018, GlobeNewswire

provided by Google News

Job opportunities

Entry Level/Junior Software Engineer
BAE Systems, San Diego, CA

MBSE Modeler
Gryphon Technologies, Washington, DC

Senior Systems Modeler
Gryphon Technologies, Sewell, NJ

M&S / MBSE TOOLS SOFTWARE ENGINEER
EHS Technologies Corporation, Philadelphia, PA

Software Engineer (Back End Developer)
WTI Solutions, Herndon, VA

jobs by Indeed




Share this page

Featured Products

RavenDB logo

Setup a fully managed RavenDB Cloud Database in minutes. Enjoy hosting, management, backups all in one place.
Grab a Free Instance


Datastax logo

Build data-driven applications that set the standard for performance, availability,
& scale with DataStax.
Learn more.

Redis logo

Hosted, serverless DBaaS
in 3 steps.

30MB Free!
Start now.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Present your product here