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DBMS > GeoMesa vs. mSQL vs. OpenQM vs. SQL.JS vs. VelocityDB

System Properties Comparison GeoMesa vs. mSQL vs. OpenQM vs. SQL.JS vs. VelocityDB

Editorial information provided by DB-Engines
NameGeoMesa  Xexclude from comparisonmSQL infoMini SQL  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonSQL.JS  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.mSQL (Mini SQL) is a simple and lightweight RDBMSQpenQM is a high-performance, self-tuning, multi-value DBMSPort of SQLite to JavaScriptA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelSpatial DBMSRelational DBMSMultivalue DBMSRelational DBMSGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.78
Rank#214  Overall
#4  Spatial DBMS
Score1.26
Rank#163  Overall
#74  Relational DBMS
Score0.28
Rank#291  Overall
#10  Multivalue DBMS
Score0.53
Rank#246  Overall
#115  Relational DBMS
Score0.00
Rank#385  Overall
#40  Graph DBMS
#21  Object oriented DBMS
Websitewww.geomesa.orghughestech.com.au/­products/­msqlwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmsql.js.orgvelocitydb.com
Technical documentationwww.geomesa.org/­documentation/­stable/­user/­index.htmlsql.js.org/­documentation/­index.htmlvelocitydb.com/­UserGuide
DeveloperCCRi and othersHughes TechnologiesRocket Software, originally Martin PhillipsAlon Zakai infoenhancements implemented by othersVelocityDB Inc
Initial release20141994199320122011
Current release5.0.1, July 20244.4, October 20213.4-127.x
License infoCommercial or Open SourceOpen Source infoApache License 2.0commercial infofree licenses can be providedOpen Source infoGPLv2, extended commercial license availableOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageScalaCJavaScriptC#
Server operating systemsAIX
HP-UX
Linux
OS X
Solaris SPARC/x86
Windows
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)Any that supports .NET
Data schemeyesyesyes infowith some exceptionsyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.nonoyesnono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLnoA subset of ANSI SQL is implemented infono subqueries, aggregate functions, views, foreign keys, triggersnoyes infoSQL-92 is not fully supportedno
APIs and other access methodsJDBC
ODBC
JavaScript API.Net
Supported programming languagesC
C++
Delphi
Java
Perl
PHP
Tcl
.Net
Basic
C
Java
Objective C
PHP
Python
JavaScript.Net
Server-side scripts infoStored proceduresnonoyesnono
TriggersnonoyesnoCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesdepending on storage layernoneyesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesdepending on storage layernoneyesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemdepending on storage layernoneImmediate ConsistencynoneImmediate Consistency
Foreign keys infoReferential integritynononoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesnoyesyes
Durability infoSupport for making data persistentyesyesyesno infoexcept by serializing a db to a fileyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.depending on storage layernoyesyes
User concepts infoAccess controlyes infodepending on the DBMS used for storagenoAccess rights can be defined down to the item levelnoBased on Windows Authentication

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More resources
GeoMesamSQL infoMini SQLOpenQM infoalso called QMSQL.JSVelocityDB
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