DB-EnginesExtremeDB: the mission critical dbmsEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > RDF4J vs. Solr

System Properties Comparison RDF4J vs. Solr

Please select another system to include it in the comparison.

Our visitors often compare RDF4J and Solr with GraphDB, Microsoft Azure Cosmos DB and MongoDB.

Editorial information provided by DB-Engines
NameRDF4J infoformerly known as Sesame  Xexclude from comparisonSolr  Xexclude from comparison
DescriptionRDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.A widely used distributed, scalable search engine based on Apache Lucene
Primary database modelRDF storeSearch engine
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.25
Rank#210  Overall
#8  RDF stores
Score49.56
Rank#24  Overall
#3  Search engines
Websiterdf4j.orglucene.apache.org/­solr
Technical documentationrdf4j.org/­documentationlucene.apache.org/­solr/­resources.html
DeveloperSince 2016 officially forked into an Eclipse project, former developer was Aduna Software.Apache Software Foundation
Initial release20042006
Current release9.2.1, May 2023
License infoCommercial or Open SourceOpen Source infoEclipse Distribution License (EDL), v1.0.Open 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 languageJavaJava
Server operating systemsLinux
OS X
Unix
Windows
All OS with a Java VM 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.yes
Secondary indexesyesyes infoAll search fields are automatically indexed
SQL infoSupport of SQLnoSolr Parallel SQL Interface
APIs and other access methodsJava API
RIO infoRDF Input/Output
Sail API
SeRQL infoSesame RDF Query Language
Sesame REST HTTP Protocol
SPARQL
Java API
RESTful HTTP/JSON API
Supported programming languagesJava
PHP
Python
.Net
Erlang
Java
JavaScript
any language that supports sockets and either XML or JSON
Perl
PHP
Python
Ruby
Scala
Server-side scripts infoStored proceduresyesJava plugins
Triggersyesyes infoUser configurable commands triggered on index changes
Partitioning methods infoMethods for storing different data on different nodesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnospark-solr: github.com/­lucidworks/­spark-solr and streaming expressions to reduce
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Foreign keys infoReferential integrityno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoIsolation support depends on the API usedoptimistic locking
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoin-memory storage is supported as wellyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlnoyes

More information provided by the system vendor

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
RDF4J infoformerly known as SesameSolr
DB-Engines blog posts

Elasticsearch replaced Solr as the most popular search engine
12 January 2016, Paul Andlinger

Enterprise Search Engines almost double their popularity in the last 12 months
2 July 2014, Paul Andlinger

The DB-Engines ranking includes now search engines
4 February 2013, Paul Andlinger

show all

Recent citations in the news

Exploring Intelligent Graph and PathQL - DataScienceCentral.com
21 February 2022, Data Science Central

Ontotext's GraphDB 10 Brings Modern Data Architectures to the ...
5 July 2022, PR Newswire

Ontotext's GraphDB 9.0 Open-sources its Front-end and Engine ...
3 October 2019, PR Newswire

Intara FAQs
16 November 2022, Jane's

provided by Google News

IIROC Trading Resumption - SOLR
18 May 2023, Benzinga

IIROC Trading Halt - SOLR
17 May 2023, Benzinga

SearchStax Launches SearchStax for Good at DrupalCon Pittsburgh 2023
2 June 2023, Yahoo Finance

2023-05-29 | TSXV:SOLR | Press Release | Solar Alliance Energy Inc
29 May 2023, Stockhouse Publishing

2023-05-18 | TSXV:SOLR | Press Release | Solar Alliance Energy Inc
18 May 2023, Stockhouse Publishing

provided by Google News

Job opportunities

Clinical Engineer
Intone Networks, Remote

Ontologist
Johns Hopkins Applied Physics Laboratory (APL), Laurel, MD

2023 PhD Graduate - Ontologist - QAI
Johns Hopkins Applied Physics Laboratory (APL), Laurel, MD

Back-End Developer, Managed Services
Horizontal Digital, Remote

Lead Hadoop Adminstrator
Lumen, Remote

Solr Search Developer
Big Dossier, Union, NJ

Solr / Elasticsearch Solutions Architect
Sematext Group, Brooklyn, NY

Software Engineer - Fullstack / Frontend
Eightfold AI, San Francisco Bay Area, CA

jobs by Indeed



Share this page

Featured Products

Cassandra Forward online event

Want to level up your Cassandra game?
If you missed the event or would like to re-watch a session, replays are available now. Watch now!

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Redis logo

The world’s most loved real‑time data platform.
Try free

Neo4j logo

See for yourself how a graph database can make your life easier.
Use Neo4j online for free.

AllegroGraph logo

Graph Database Leader for AI Knowledge Graph Applications - The Most Secure Graph Database Available.
Free Download

Present your product here