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DBMS > DataChemist vs. Quasardb

System Properties Comparison DataChemist vs. Quasardb

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Editorial information provided by DB-Engines
NameDataChemist  Xexclude from comparisonQuasardb  Xexclude from comparison
DescriptionScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationshipsDistributed, high-performance timeseries database
Primary database modelGraph DBMSTime Series DBMS
Secondary database modelsRDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.07
Rank#305  Overall
#31  Graph DBMS
Score0.12
Rank#276  Overall
#20  Time Series DBMS
Websitewww.datachemist.comwww.quasardb.net
Technical documentationwww.datachemist.com/­images/­uploads/­general/­Evolving_MeaningfulValuefromEnterpriseData.pdfdoc.quasardb.net
DeveloperDataChemist Ltd.quasardb
Initial release20182009
Current release1.0, 20183.1, January 2019
License infoCommercial or Open Sourcecommercialcommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
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 languagePrologC++
Server operating systemsLinuxBSD
Linux
OS X
Windows
Data schemeyesschema-free
Typing infopredefined data types such as float or dateyesyes infointeger and binary
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
Secondary indexesyes infowith tags
SQL infoSupport of SQLSQL-like query language (WOQL)SQL-like query language
APIs and other access methodsOWL
RESTful HTTP API
WOQL (DataChemist Query Language)
HTTP API
Supported programming languagesJavaScript
Python
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresyesno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesGraph PartitioningSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodesJournaling StreamsMaster-slave replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency
Foreign keys infoReferential integrityyesno
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 infoin-memory journalingyes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoTransient mode
User concepts infoAccess controlRole-based access controlCryptographically strong user authentication and audit trail
More information provided by the system vendor
DataChemistQuasardb
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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DataChemistQuasardb
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