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DBMS > GeoMesa vs. LokiJS vs. Sadas Engine vs. SQL.JS

System Properties Comparison GeoMesa vs. LokiJS vs. Sadas Engine vs. SQL.JS

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Editorial information provided by DB-Engines
NameGeoMesa  Xexclude from comparisonLokiJS  Xexclude from comparisonSadas Engine  Xexclude from comparisonSQL.JS  Xexclude from comparison
DescriptionGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.In-memory JavaScript DBMSSADAS Engine is a columnar DBMS specifically designed for high performance in data warehouse environmentsPort of SQLite to JavaScript
Primary database modelSpatial DBMSDocument storeRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.78
Rank#213  Overall
#4  Spatial DBMS
Score0.43
Rank#264  Overall
#42  Document stores
Score0.00
Rank#383  Overall
#158  Relational DBMS
Score0.53
Rank#252  Overall
#116  Relational DBMS
Websitewww.geomesa.orggithub.com/­techfort/­LokiJSwww.sadasengine.comsql.js.org
Technical documentationwww.geomesa.org/­documentation/­stable/­user/­index.htmltechfort.github.io/­LokiJSwww.sadasengine.com/­en/­sadas-engine-download-free-trial-and-documentation/­#documentationsql.js.org/­documentation/­index.html
DeveloperCCRi and othersSADAS s.r.l.Alon Zakai infoenhancements implemented by others
Initial release2014201420062012
Current release4.0.5, February 20248.0
License infoCommercial or Open SourceOpen Source infoApache License 2.0Open Sourcecommercial infofree trial version availableOpen Source
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 languageScalaJavaScriptC++JavaScript
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)AIX
Linux
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesschema-freeyesyes
Typing infopredefined data types such as float or dateyesnoyesyes
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 indexesyesyes infovia viewsyes
SQL infoSupport of SQLnonoyesyes infoSQL-92 is not fully supported
APIs and other access methodsJavaScript APIJDBC
ODBC
Proprietary protocol
JavaScript API
Supported programming languagesJavaScript.Net
C
C#
C++
Groovy
Java
PHP
Python
JavaScript
Server-side scripts infoStored proceduresnoView functions in JavaScriptnono
Triggersnoyesnono
Partitioning methods infoMethods for storing different data on different nodesdepending on storage layernonehorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesdepending on storage layernonenonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemdepending on storage layernoneImmediate Consistencynone
Foreign keys infoReferential integritynonoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono infoatomic operations within a single collection possibleACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesno 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.depending on storage layeryesyes infomanaged by 'Learn by Usage'yes
User concepts infoAccess controlyes infodepending on the DBMS used for storagenoAccess rights for users, groups and roles according to SQL-standardno

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More resources
GeoMesaLokiJSSadas EngineSQL.JS
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