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DBMS > Quasardb vs. RDFox vs. TDSQL for MySQL

System Properties Comparison Quasardb vs. RDFox vs. TDSQL for MySQL

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Editorial information provided by DB-Engines
NameQuasardb  Xexclude from comparisonRDFox  Xexclude from comparisonTDSQL for MySQL  Xexclude from comparison
DescriptionDistributed, high-performance timeseries databaseHigh performance knowledge graph and semantic reasoning engineA high-performance distributed database management system with features such as automatic sharding, intelligent operation and maintenance, elastic scalability without downtime, and enterprise-grade security. It is highly compatible with MySQL.
Primary database modelTime Series DBMSGraph DBMS
RDF store
Relational DBMS
Secondary database modelsRelational DBMSDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.13
Rank#332  Overall
#28  Time Series DBMS
Score0.22
Rank#305  Overall
#25  Graph DBMS
#15  RDF stores
Score0.96
Rank#192  Overall
#88  Relational DBMS
Websitequasar.aiwww.oxfordsemantic.techwww.tencentcloud.com/­products/­dcdb
Technical documentationdoc.quasar.ai/­masterdocs.oxfordsemantic.techwww.tencentcloud.com/­document/­product/­1042
DeveloperquasardbOxford Semantic TechnologiesTencent
Initial release200920172013
Current release3.14.1, January 20246.0, Septermber 2022
License infoCommercial or Open Sourcecommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensescommercialcommercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++
Server operating systemsBSD
Linux
OS X
Windows
Linux
macOS
Windows
hosted
Data schemeschema-freeyes infoRDF schemasyes
Typing infopredefined data types such as float or dateyes infointeger and binaryyesyes
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 tagsyes
SQL infoSupport of SQLSQL-like query languagenoyes
APIs and other access methodsHTTP APIRESTful HTTP API
SPARQL 1.1
JDBC
ODBC
Supported programming languages.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
C
Java
C
C#
C++
Java
PHP
Python
Ruby
Server-side scripts infoStored proceduresnoyes
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoconsistent hashingAutomatic sharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replication with selectable replication factorreplication via a shared file systemMulti-source replication
Source-replica replication
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 stand-alone mode, Eventual Consistency in replicated setupsImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoby using LevelDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoTransient modeyesno
User concepts infoAccess controlCryptographically strong user authentication and audit trailRoles, resources, and access typesUsers with fine-grained authorization concept

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More resources
QuasardbRDFoxTDSQL for MySQL
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