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DBMS > AllegroGraph vs. EJDB

System Properties Comparison AllegroGraph vs. EJDB

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Editorial information provided by DB-Engines
NameAllegroGraph  Xexclude from comparisonEJDB  Xexclude from comparison
DescriptionHigh performance, persistent RDF store with additional support for Graph DBMSEmbeddable document-store database library with JSON representation of queries (in MongoDB style)
Primary database modelDocument store infowith version 6.5
Graph DBMS
RDF store
Document store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.88
Rank#157  Overall
#21  Document stores
#11  Graph DBMS
#6  RDF stores
Score0.19
Rank#258  Overall
#35  Document stores
Websitefranz.com/­agraph/­allegrographejdb.org
Technical documentationfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmlgithub.com/­Softmotions/­ejdb/­blob/­master/­README.md
DeveloperFranz Inc.Softmotions
Initial release20042012
Current release6.6.0, August 2019
License infoCommercial or Open Sourcecommercial infoLimited community edition freeOpen Source infoGPLv2
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC
Server operating systemsLinux
OS X
Windows
server-less
Data schemeyes infoRDF schemasschema-free
Typing infopredefined data types such as float or dateyesyes infostring, integer, double, bool, date, object_id
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 possible
Secondary indexesyesno
SQL infoSupport of SQLSPARQL is used as query languageno
APIs and other access methodsRESTful HTTP API
SPARQL
in-process shared library
Supported programming languagesC#
Clojure
Java
Lisp
Perl
Python
Ruby
Scala
Actionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Server-side scripts infoStored proceduresyes infoJavaScript or Common Lispno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodeswith Federationnone
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replication
Multi-master replication
none
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency or Eventual Consistency depending on configuration
Foreign keys infoReferential integritynono infotypically not needed, however similar functionality with collection joins possible
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno
Concurrency infoSupport for concurrent manipulation of datayesyes infoRead/Write Locking
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlUsers with fine-grained authorization concept, user roles and pluggable authenticationno
More information provided by the system vendor
AllegroGraphEJDB
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

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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
AllegroGraphEJDB
Conferences and events

Advanced Knowledge Graphs using SHACL and JSON-LD
Webinar, 10:00 AM - Pacific, 19 September 2019

Recent citations in the news

AllegroGraph 6.5, from Franz Inc., Marks First Multi-Model Semantic…
3 March 2019, Virtual-Strategy Magazine

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

Graph Database Market Gaining Vast Reputation by Technology Giants Facebook, Google, LinkedIn, and PayPal
14 September 2019, Market Expert

Graph Database 'Shapes' Data
16 August 2019, Datanami

Future Growth of Graph Database Market 2019-2024 : OrientDB Ltd, Apache(Apache Giraph, Microsoft, MarkLogic, Cayley, HyperGraphDB, Tibco Software, Twitter(FlockDB) – Business Intelligence
11 September 2019, Business Intelligence

provided by Google News

Portraying breast cancers with long noncoding RNAs
2 September 2016, Science Advances

provided by Google News

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