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DBMS > GraphDB

GraphDB System Properties

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Editorial information provided by DB-Engines
NameGraphDB former name: OWLIM
DescriptionEnterprise RDF and graph database with efficient reasoning, cluster and external index synchronization support
Database modelGraph DBMS
RDF store
DB-Engines Ranking measures the popularity of database management systems
Trend Chart
Rank#178  Overall
#10  Graph DBMS
#7  RDF stores
Technical documentationgraphdb.ontotext.com/­documentation
Initial release2000
Current release8.1.0, April 2017
License Commercial or Open Sourcecommercial limited edition free
Cloud-based Only available as a cloud serviceno Named S4, Ontotext provides a semantic graph database based on GraphDB in the cloud.
Implementation languageJava
Server operating systemsAll OS with a Java VM
Data schemeschema-free and OWL/RDFS-schema support
Typing predefined data types such as float or dateyes
XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.no
Secondary indexesyes, supports real-time synchronization and indexing in SOLR/Elastic search/Lucene and GeoSPARQL geometry data indexes
SQL Support of (almost entire) SQL standard (DML, DDL and DCL statements)no SPARQL
APIs and other access methodsGeoSPARQL
Java API
Sail API
Sesame REST HTTP Protocol
Supported programming languages.Net
JavaScript (Node.js)
Server-side scripts Stored proceduresJava Server Plugin
Partitioning methods Methods for storing different data on different nodesnone
Replication methods Methods for redundantly storing data on multiple nodesMaster-master replication
MapReduce Offers an API for user-defined Map/Reduce methodsno
Consistency concepts Methods to ensure consistency in a distributed systemImmediate Consistency, Eventual consistency (configurable in cluster mode per master or individual client request)
Foreign keys Referential integrityyes Constraint checking
Transaction concepts Support to ensure data integrity after non-atomic manipulations of dataACID
Concurrency Support for concurrent manipulation of datayes
Durability Support for making data persistentyes
User concepts Access controlyes
More information provided by the system vendor
GraphDB former name: OWLIM
Specific characteristics

GraphDB Enterprise is a high-performance semantic repository created by Ontotext. It is implemented in Java and packaged as a Storage and Inference Layer (SAIL) for the Sesame RDF framework. Loading, reasoning and query evaluation proceed fast even against huge ontologies and knowledge bases.

Competitive advantages

Compliance to W3C standards, performant, extensible, scalable, high-availability cluster, expressive, rich and flexible data model.

Typical application scenarios

Metadata enrichment and management, linked open data publishing, semantic inferencing at scale, enterprise semantic search applications and data warehousing.

Key customers

BBC, Press Association, Financial Times, DK, Euromoney, AstraZeneca, The British Museum, Getty Trust, UK Parliament, Raytheon, Korea Telecom, Springer Nature, Elsevier, Oxford University Press, Wiley, and many others

Market metrics

GraphDB is the most utilized semantic triplestore for mission critical enterprise deployments. Heavy duty, high-availability, robust and scalable it fits perfectly in any enterprise infrastructure when stability and predictability is key.

Licensing and pricing models

GraphDB-Free is free to use. SE and Enterprise are licensed per CPU-Core used. Perpetual, cloud and annual subscription models are available.

Ontotext provides self-managed and fully managed semantic graph databases (RDF triplestores) in the cloud, based on GraphDB database. http://S4.ontotext.com

The New Cache on the Block: A Caching strategy in GraphDB To Better Utilize Memory
3 May 2017

Fighting Fake News: Ontotext’s Role in EU-Funded Pheme Project
27 April 2017

Datathon Case Overview: Revealing Hidden Links Through Open Data
21 April 2017

Exploring Linked Open Data with FactForge
13 April 2017

Live Online Training: Hear It From People Who Experienced It
6 April 2017

3rd party products and services

We invite representatives of 3rd party vendors to contact us for presenting information about their offerings here.

More resources
GraphDB former name: OWLIM
Recent citations in the news

Graph databases and RDF: It's a family affair
19 May 2017, ZDNet

Ontotext's GraphDB Powers Springer Nature's New Linked Open Data Platform
14 March 2017, PR Web (press release)

GraphDB 8 Builds 360-degree Enterprise Data View as Linked Data
13 December 2016, PR Newswire (press release)

GraphDB, Leading Semantic Database from Ontotext powers Springer Nature's New Linked Open Data Platform
23 March 2017, PR Web (press release)

Ontotext Announces New Free Version Of GraphDB
3 December 2015, GlobeNewswire (press release)

provided by Google News

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