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DBMS > Solr vs. Stardog

System Properties Comparison Solr vs. Stardog

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Our visitors often compare Solr and Stardog with Neo4j, GraphDB and Elasticsearch.

Editorial information provided by DB-Engines
NameSolr  Xexclude from comparisonStardog  Xexclude from comparison
DescriptionA widely used enterprise search engine based on Apache LuceneSemantic graph DBMS, developed in Java
Primary database modelSearch engineGraph DBMS
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score60.22
Rank#16  Overall
#3  Search engines
Score0.81
Rank#166  Overall
#12  Graph DBMS
#7  RDF stores
Websitelucene.apache.org/­solrwww.stardog.com
Technical documentationlucene.apache.org/­solr/­resources.htmlwww.stardog.com/­docs
DeveloperApache Software FoundationComplexible Inc.
Initial release20042010
Current release8.0.0, March 20194.2.4, March 2017
License infoCommercial or Open SourceOpen Source infoApache Version 2commercial infoLimited community edition free
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 languageJavaJava
Server operating systemsAll OS with a Java VM and a servlet container inforuns as a servlet in servlet container (e.g. Tomcat, Jetty is included)All OS with a Java VM
Data schemeyes infoDynamic Fields enables on-the-fly addition of new fieldsschema-free
Typing infopredefined data types such as float or dateyes infosupports customizable data types and automatic typingyes
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.nono infoImport/export of XML data possible
Secondary indexesyes infoAll search fields are automatically indexedyes
SQL infoSupport of SQLno infosupports limited query time joinsSPARQL is used as query language
APIs and other access methodsJava API
RESTful HTTP API
HTTP API
OWL
SPARQL
Tinkerpop technology stack with Blueprints, Gremlin, Pipes
Supported programming languages.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
.Net
Clojure
Groovy
Java
JavaScript
Python
Ruby
Server-side scripts infoStored proceduresJava pluginsno
Triggersyes infoUser configurable commands triggered on index changesyes infovia event handlers
Partitioning methods infoMethods for storing different data on different nodesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodescloud/distributed (via Zookeeper)
Master-slave replication
Master-master replication in HA-Cluster infousing Apache ZooKeeper
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoslaves poll the master in predefined intervallsImmediate Consistency in HA-Cluster
Foreign keys infoReferential integritynoyes inforelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataoptimistic locking infoSolr 4ACID
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.noyes
User concepts infoAccess controlAccess rights for users and roles

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More resources
SolrStardog
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