DBMS > Stardog vs. VelocityDB vs. Warp 10
System Properties Comparison Stardog vs. VelocityDB vs. Warp 10
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|Editorial information provided by DB-Engines|
|Name||Stardog Xexclude from comparison||VelocityDB Xexclude from comparison||Warp 10 Xexclude from comparison|
|Description||Enterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization||A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)||TimeSeries DBMS specialized on timestamped geo data based on LevelDB or HBase|
|Primary database model||Graph DBMS|
Object oriented DBMS
|Time Series DBMS|
|Current release||7.3.0, May 2020||7.x|
|License Commercial or Open Source||commercial 60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students||commercial||Open Source Apache License 2.0|
|Cloud-based only Only available as a cloud service||no||no||no|
|DBaaS offerings (sponsored links) Database as a Service|
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|Server operating systems||Linux|
|Any that supports .NET||Linux|
|Data scheme||schema-free and OWL/RDFS-schema support||yes||schema-free|
|Typing predefined data types such as float or date||yes||yes||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||no||no|
|Secondary indexes||yes supports real-time indexing in full-text and geospatial||yes||no|
|SQL Support of SQL||Yes, compatible with all major SQL variants through dedicated BI/SQL Server||no||no|
|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||no||yes WarpScript|
|Triggers||yes via event handlers||Callbacks are triggered when data changes||no|
|Partitioning methods Methods for storing different data on different nodes||none||Sharding||Sharding based on HBase|
|Replication methods Methods for redundantly storing data on multiple nodes||Multi-source replication in HA-Cluster||selectable replication factor based on HBase|
|MapReduce Offers an API for user-defined Map/Reduce methods||no||no||no|
|Consistency concepts Methods to ensure consistency in a distributed system||Immediate Consistency in HA-Cluster||Immediate Consistency||Immediate Consistency based on HBase|
|Foreign keys Referential integrity||yes relationships in graphs||no||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||ACID||ACID||no|
|Concurrency Support for concurrent manipulation of data||yes||yes||yes|
|Durability Support for making data persistent||yes||yes||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||yes||yes||yes|
|User concepts Access control||Access rights for users and roles||Based on Windows Authentication||Mandatory use of cryptographic tokens, containing fine-grained authorizations|
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