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DBMS > H2GIS vs. SiteWhere vs. SQL.JS

System Properties Comparison H2GIS vs. SiteWhere vs. SQL.JS

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Editorial information provided by DB-Engines
NameH2GIS  Xexclude from comparisonSiteWhere  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionSpatial extension of H2M2M integration platform for persisting/querying time series dataPort of SQLite to JavaScript
Primary database modelSpatial DBMSTime Series DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#383  Overall
#7  Spatial DBMS
Score0.06
Rank#356  Overall
#35  Time Series DBMS
Score0.53
Rank#252  Overall
#116  Relational DBMS
Websitewww.h2gis.orggithub.com/­sitewhere/­sitewheresql.js.org
Technical documentationwww.h2gis.org/­docs/­homesitewhere1.sitewhere.io/­index.htmlsql.js.org/­documentation/­index.html
DeveloperCNRSSiteWhereAlon Zakai infoenhancements implemented by others
Initial release201320102012
License infoCommercial or Open SourceOpen Source infoLGPL 3.0Open Source infoCommon Public Attribution License Version 1.0Open Source
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaJavaScript
Server operating systemsLinux
OS X
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeyespredefined schemeyes
Typing infopredefined data types such as float or dateyesyesyes
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.nonono
Secondary indexesyesno
SQL infoSupport of SQLyesnoyes infoSQL-92 is not fully supported
APIs and other access methodsHTTP RESTJavaScript API
Supported programming languagesJavaJavaScript
Server-side scripts infoStored proceduresyes infobased on H2no
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infobased on HBasenone
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on H2selectable replication factor infobased on HBasenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistencynone
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yes
Durability infoSupport for making data persistentyesyesno infoexcept by serializing a db to a file
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlyes infobased on H2Users with fine-grained authorization conceptno

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More resources
H2GISSiteWhereSQL.JS
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