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DBMS > AllegroGraph vs. Solr

System Properties Comparison AllegroGraph vs. Solr

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Our visitors often compare AllegroGraph and Solr with Neo4j, GraphDB and ArangoDB.

Editorial information provided by DB-Engines
NameAllegroGraph  Xexclude from comparisonSolr  Xexclude from comparison
DescriptionHigh performance, persistent RDF store with additional support for Graph DBMSA widely used enterprise search engine based on Apache Lucene
Primary database modelDocument store infowith version 6.5
Graph DBMS
RDF store
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.88
Rank#161  Overall
#21  Document stores
#12  Graph DBMS
#6  RDF stores
Score57.57
Rank#17  Overall
#3  Search engines
Websitefranz.com/­agraph/­allegrographlucene.apache.org/­solr
Technical documentationfranz.com/­agraph/­support/­documentation/­current/­agraph-introduction.htmllucene.apache.org/­solr/­resources.html
DeveloperFranz Inc.Apache Software Foundation
Initial release20042004
Current release6.6.0, August 20198.2.0, July 2019
License infoCommercial or Open Sourcecommercial infoLimited community edition freeOpen Source infoApache Version 2
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 languageJava
Server operating systemsLinux
OS X
Windows
All OS with a Java VM and a servlet container inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)
Data schemeyes infoRDF schemasyes infoDynamic Fields enables on-the-fly addition of new fields
Typing infopredefined data types such as float or dateyesyes infosupports customizable data types and automatic typing
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 possibleno
Secondary indexesyesyes infoAll search fields are automatically indexed
SQL infoSupport of SQLSPARQL is used as query languageno infosupports limited query time joins
APIs and other access methodsRESTful HTTP API
SPARQL
Java API
RESTful HTTP API
Supported programming languagesC#
Clojure
Java
Lisp
Perl
Python
Ruby
Scala
.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresyes infoJavaScript or Common LispJava plugins
Triggersyesyes infoUser configurable commands triggered on index changes
Partitioning methods infoMethods for storing different data on different nodeswith FederationSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replication
Multi-master replication
cloud/distributed (via Zookeeper)
Master-slave replication
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 configurationEventual Consistency infoslaves poll the master in predefined intervalls
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDoptimistic locking infoSolr 4
Concurrency infoSupport for concurrent manipulation of datayesyes
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.nono
User concepts infoAccess controlUsers with fine-grained authorization concept, user roles and pluggable authentication
More information provided by the system vendor
AllegroGraphSolr
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
AllegroGraphSolr
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Conferences and events

The Knowledge Graph that Listens
Webinar, 10:00 AM - Pacific, 23 October 2019

Recent citations in the news

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

Graph Database Market 2019 Status Analysis : triAGENS GmbH(Arango DB), Neo4j, Inc, OrientDB Ltd, Cayley
16 October 2019, News Adopt

Graph Database 'Shapes' Data
16 August 2019, Datanami

Franz Updates AllegroGraph with the Ability to Ingest JSON and JSON-LD Documents
4 March 2019, Database Trends and Applications

Graph Database Market Analysis 2019 - triAGENS GmbH(Arango DB), Neo4j, Inc, OrientDB Ltd, Cayley
25 September 2019, News Coed

provided by Google News

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7 October 2019, Market Expert

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17 October 2019, Renewables Now

Solar Alliance Signs Agreement with Empire Cinemas, the Leading Independently-Owned Cinema Chain in the U.K.
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Stock In The Spotlight:: Solar Alliance Energy Inc, (TSX Venture: SOLR)
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