DBMS > eXtremeDB vs. Stardog vs. Warp 10
System Properties Comparison eXtremeDB vs. Stardog vs. Warp 10
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|Editorial information provided by DB-Engines|
|Name||eXtremeDB Xexclude from comparison||Stardog Xexclude from comparison||Warp 10 Xexclude from comparison|
|Description||Natively in-memory DBMS with options for persistency, high-availability and clustering||Enterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization||TimeSeries DBMS specialized on timestamped geo data based on LevelDB or HBase|
|Primary database model||Relational DBMS|
Time Series DBMS
|Time Series DBMS|
|Current release||8.2, 2021||7.3.0, May 2020|
|License Commercial or Open Source||commercial||commercial 60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students||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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|Implementation language||C and C++||Java||Java|
|Server operating systems||AIX|
|Data scheme||yes||schema-free and OWL/RDFS-schema support||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 support of XML interfaces available||no Import/export of XML data possible||no|
|Secondary indexes||yes||yes supports real-time indexing in full-text and geospatial||no|
|SQL Support of SQL||yes with the option: eXtremeSQL||Yes, compatible with all major SQL variants through dedicated BI/SQL Server||no|
|APIs and other access methods||.NET Client API|
RESTful HTTP API
|GraphQL query language|
Jena RDF API
Sesame REST HTTP Protocol
|Supported programming languages||.Net|
|Server-side scripts Stored procedures||yes||user defined functions and aggregates, HTTP Server extensions in Java||yes WarpScript|
|Triggers||yes by defining events||yes via event handlers||no|
|Partitioning methods Methods for storing different data on different nodes||horizontal partitioning / sharding||none||Sharding based on HBase|
|Replication methods Methods for redundantly storing data on multiple nodes||Active Replication Fabric™ for IoT|
Multi-source replication by means of eXtremeDB Cluster option
Source-replica replication by means of eXtremeDB High Availability option
|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||Immediate Consistency in HA-Cluster||Immediate Consistency based on HBase|
|Foreign keys Referential integrity||yes||yes relationships in graphs||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 Optimistic (MVCC) and pessimistic (locking) strategies available||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||Mandatory use of cryptographic tokens, containing fine-grained authorizations|
|More information provided by the system vendor|
|Specific characteristics||eXtremeDB is an in-memory and/or persistent database system that offers an ultra-small...|
|Competitive advantages||eXtremeDB databases can be modeled relationally or as objects and can utilize SQL...|
|Typical application scenarios||IoT application across all markets: Industrial Control, Netcom, Telecom, Defense,...|
|Key customers||Schneider Electronics, F5 Networks, TNS, Boeing, Northrop Grumman, GoPro, ViaSat,...|
|Market metrics||With hundreds of customers and over 30 million devices/applications using the product...|
|Licensing and pricing models||For server use cases, there is a simple per-server license irrespective of the number...|
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