DBMS > Stardog
Stardog System Properties
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|Editorial information provided by DB-Engines|
|Description||Enterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization|
|Primary database model||Graph DBMS|
|Current release||7.3.0, May 2020|
|License Commercial or Open Source||commercial 60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students|
|Cloud-based only Only available as a cloud service||no|
|DBaaS offerings (sponsored links) Database as a Service|
Providers of DBaaS offerings, please contact us to be listed.
|Server operating systems||Linux|
|Data scheme||schema-free and OWL/RDFS-schema support|
|Typing predefined data types such as float or date||yes|
|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 Import/export of XML data possible|
|Secondary indexes||yes supports real-time indexing in full-text and geospatial|
|SQL Support of SQL||Yes, compatible with all major SQL variants through dedicated BI/SQL Server|
|APIs and other access methods||GraphQL query language|
Jena RDF API
Sesame REST HTTP Protocol
|Supported programming languages||.Net|
|Server-side scripts Stored procedures||user defined functions and aggregates, HTTP Server extensions in Java|
|Triggers||yes via event handlers|
|Partitioning methods Methods for storing different data on different nodes||none|
|Replication methods Methods for redundantly storing data on multiple nodes||Multi-source replication in HA-Cluster|
|MapReduce Offers an API for user-defined Map/Reduce methods||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency in HA-Cluster|
|Foreign keys Referential integrity||yes relationships in graphs|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID|
|Concurrency Support for concurrent manipulation of data||yes|
|Durability Support for making data persistent||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes|
|User concepts Access control||Access rights for users and roles|
|More information provided by the system vendor|
Stardog is an Enterprise Knowledge Graph platform, uniquely combining graph storage and virtualization capabilities for flexible, cost-effective data integration. Stardog is scalable, secure, and standards-based.
Customers enjoy Stardog because the platform:
Stardog provides a full featureset to aid in data integration for your complex data. Benefits include:
|Typical application scenarios|
Stardog is frequently used for:
Bosch, NASA, Boehringer Ingelheim, Morgan Stanley, Schneider Electric, FINRA and more — https://www.stardog.com/customers/
Stardog's technology is based on ground-breaking research by our founders cited 10,000+ times.
Forrester determined an ROI of 320% and total benefits of over $9.86 million over three years for the Stardog Enterprise Knowledge Graph Platform.
There have been significant performance and scalability improvements over the last few years. We have shown that Stardog can provide sub-second query answering times over a hybrid multi-cloud Knowledge Graph with 1 trillion edges. We have improved data ingestion speeds by 500% and can bulk load data into Stardog at a speed of a million triples per second when using faster disks and CPUs. There have been improvements to query answering performance across various use cases, including but not limited to path queries, full text queries, and reasoning queries.
|Licensing and pricing models|
You can start for free! A fully-featured license is available for those testing Stardog: https://www.stardog.com/get-started/
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