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DBMS > gStore vs. LeanXcale vs. Quasardb vs. STSdb

System Properties Comparison gStore vs. LeanXcale vs. Quasardb vs. STSdb

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Editorial information provided by DB-Engines
NamegStore  Xexclude from comparisonLeanXcale  Xexclude from comparisonQuasardb  Xexclude from comparisonSTSdb  Xexclude from comparison
DescriptionA native Graph DBMS to store and maintain very large RDF datasets.A highly scalable full ACID SQL database with fast NoSQL data ingestion and GIS capabilitiesDistributed, high-performance timeseries databaseKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelGraph DBMS
RDF store
Key-value store
Relational DBMS
Time Series DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.04
Rank#359  Overall
#37  Graph DBMS
#18  RDF stores
Score0.29
Rank#291  Overall
#41  Key-value stores
#132  Relational DBMS
Score0.14
Rank#332  Overall
#29  Time Series DBMS
Score0.04
Rank#360  Overall
#52  Key-value stores
Websiteen.gstore.cnwww.leanxcale.comquasar.aigithub.com/­STSSoft/­STSdb4
Technical documentationen.gstore.cn/­#/­enDocsdoc.quasar.ai/­master
DeveloperLeanXcalequasardbSTS Soft SC
Initial release2016201520092011
Current release1.2, November 20233.14.1, January 20244.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoBSDcommercialcommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensesOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++C#
Server operating systemsLinuxBSD
Linux
OS X
Windows
Windows
Data schemeschema-free and OWL/RDFS-schema supportyesschema-freeyes
Typing infopredefined data types such as float or dateyesyes infointeger and binaryyes infoprimitive types and user defined types (classes)
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 tagsno
SQL infoSupport of SQLnoyes infothrough Apache DerbySQL-like query languageno
APIs and other access methodsHTTP API
SPARQL 1.1
JDBC
Kafka Connector
ODBC
proprietary key/value interface
Spark Connector
HTTP API.NET Client API
Supported programming languagesC++
Java
JavaScript (Node.js)
PHP
Python
C
Java
Scala
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
C#
Java
Server-side scripts infoStored proceduresyesnono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesSharding infoconsistent hashingnone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replication with selectable replication factornone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonowith Hadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyes infoby using LevelDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes infoTransient mode
User concepts infoAccess controlUsers, roles and permissions, Role-Based Access Control (RBAC) supportedCryptographically strong user authentication and audit trailno

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More resources
gStoreLeanXcaleQuasardbSTSdb
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