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DBMS > Hyprcubd vs. SQL.JS vs. STSdb vs. VelocityDB vs. Yaacomo

System Properties Comparison Hyprcubd vs. SQL.JS vs. STSdb vs. VelocityDB vs. Yaacomo

Editorial information provided by DB-Engines
NameHyprcubd  Xexclude from comparisonSQL.JS  Xexclude from comparisonSTSdb  Xexclude from comparisonVelocityDB  Xexclude from comparisonYaacomo  Xexclude from comparison
Hyprcubd seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionServerless Time Series DBMSPort of SQLite to JavaScriptKey-Value Store with special method for indexing infooptimized for high performance using a special indexing methodA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)OpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computing
Primary database modelTime Series DBMSRelational DBMSKey-value storeGraph DBMS
Object oriented DBMS
Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.63
Rank#241  Overall
#112  Relational DBMS
Score0.10
Rank#357  Overall
#51  Key-value stores
Score0.11
Rank#354  Overall
#37  Graph DBMS
#15  Object oriented DBMS
Websitehyprcubd.com (offline)sql.js.orggithub.com/­STSSoft/­STSdb4velocitydb.comyaacomo.com
Technical documentationsql.js.org/­documentation/­index.htmlvelocitydb.com/­UserGuide
DeveloperHyprcubd, Inc.Alon Zakai infoenhancements implemented by othersSTS Soft SCVelocityDB IncQ2WEB GmbH
Initial release2012201120112009
Current release4.0.8, September 20157.x
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoGPLv2, commercial license availablecommercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoJavaScriptC#C#
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js)WindowsAny that supports .NETAndroid
Linux
Windows
Data schemeyesyesyesyesyes
Typing infopredefined data types such as float or dateyes infotime, int, uint, float, stringyesyes infoprimitive types and user defined types (classes)yesyes
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.nononono
Secondary indexesnonoyesyes
SQL infoSupport of SQLSQL-like query languageyes infoSQL-92 is not fully supportednonoyes
APIs and other access methodsgRPC (https)JavaScript API.NET Client API.NetJDBC
ODBC
Supported programming languagesJavaScriptC#
Java
.Net
Server-side scripts infoStored proceduresnononono
TriggersnononoCallbacks are triggered when data changesyes
Partitioning methods infoMethods for storing different data on different nodesnonenoneShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnonenoneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencynoneImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnoACIDACID
Concurrency infoSupport for concurrent manipulation of datanoyesyesyes
Durability infoSupport for making data persistentyesno infoexcept by serializing a db to a fileyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesyes
User concepts infoAccess controltoken accessnonoBased on Windows Authenticationfine grained access rights according to SQL-standard

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More resources
HyprcubdSQL.JSSTSdbVelocityDBYaacomo
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