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DBMS > Quasardb vs. Stardog

System Properties Comparison Quasardb vs. Stardog

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Editorial information provided by DB-Engines
NameQuasardb  Xexclude from comparisonStardog  Xexclude from comparison
DescriptionDistributed, high-performance timeseries databaseSemantic graph DBMS, developed in Java
Primary database modelTime Series DBMSGraph DBMS
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.11
Rank#275  Overall
#20  Time Series DBMS
Score0.72
Rank#178  Overall
#13  Graph DBMS
#7  RDF stores
Websitewww.quasardb.netwww.stardog.com
Technical documentationdoc.quasardb.netwww.stardog.com/­docs
DeveloperquasardbComplexible Inc.
Initial release20092010
Current release3.1, January 20194.2.4, March 2017
License infoCommercial or Open Sourcecommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensescommercial infoLimited community edition free
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 languageC++Java
Server operating systemsBSD
Linux
OS X
Windows
All OS with a Java VM
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or dateyes infointeger and binaryyes
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.nono infoImport/export of XML data possible
Secondary indexesyes infowith tagsyes
SQL infoSupport of SQLSQL-like query languageSPARQL is used as query language
APIs and other access methodsHTTP APIHTTP API
OWL
SPARQL
Tinkerpop technology stack with Blueprints, Gremlin, Pipes
Supported programming languages.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
.Net
Clojure
Groovy
Java
JavaScript
Python
Ruby
Server-side scripts infoStored proceduresnono
Triggersnoyes infovia event handlers
Partitioning methods infoMethods for storing different data on different nodesSharding infoconsistent hashingnone
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-slave replication with selectable replication factorMaster-master replication in HA-Cluster infousing Apache ZooKeeper
MapReduce infoOffers an API for user-defined Map/Reduce methodswith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency in HA-Cluster
Foreign keys infoReferential integritynoyes inforelationships in graphs
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoby using LevelDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoTransient modeyes
User concepts infoAccess controlCryptographically strong user authentication and audit trailAccess rights for users and roles
More information provided by the system vendor
QuasardbStardog
Specific characteristicsHigh-performance , high-speed, fully integrated timeseries database Seamlessly combines...
» more
Competitive advantagesHigh performance in a cost-effective small package Real-time results for even large...
» more
Typical application scenariosTick database Predictive maintenance Pre-deal checks Large scale monitoring
» more
Key customersLarge EU investment banks US based hedge funds Orolia Tellmeplus
» more
Market metricsHas been running in very demanding production environments since 2013 Rapid adoption...
» more
Licensing and pricing modelsCommunity edition limited to 2 nodes and 16 GiB of storage per node available for...
» more

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QuasardbStardog
Recent citations in the news

LiquidityEdge collaborates with QuasarDB to create data analytics service
29 May 2019, PRNewswire

France Brings Top Tech Companies to Detroit, Silicon Valley
31 May 2019, Ward's Auto

QuasarDB Delivers Major Speed Advantage With Version 3.0 of Its Time Series Database
8 November 2018, PR Newswire

Orolia to Showcase Resilient Transport Solutions at ITS European Congress
30 May 2019, MENAFN.COM

QuasarDB raises $2.5 million to advance its Disruptive Database Solution
22 February 2018, PR Newswire

provided by Google News




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