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DBMS > FatDB vs. GeoMesa vs. JSqlDb vs. LokiJS vs. NSDb

System Properties Comparison FatDB vs. GeoMesa vs. JSqlDb vs. LokiJS vs. NSDb

Editorial information provided by DB-Engines
NameFatDB  Xexclude from comparisonGeoMesa  Xexclude from comparisonJSqlDb  Xexclude from comparisonLokiJS  Xexclude from comparisonNSDb  Xexclude from comparison
FatDB/FatCloud has ceased operations as a company with February 2014. FatDB is discontinued and excluded from the ranking.JSqlDB seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
DescriptionA .NET NoSQL DBMS that can integrate with and extend SQL Server.GeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.JavaScript Query Language Database, stores JavaScript objects and primitivesIn-memory JavaScript DBMSScalable, High-performance Time Series DBMS designed for Real-time Analytics on top of Kubernetes
Primary database modelDocument store
Key-value store
Spatial DBMSDocument store
Object oriented DBMS
Document storeTime Series 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
#41  Time Series DBMS
Websitewww.geomesa.orgjsqldb.org (offline)github.com/­techfort/­LokiJSnsdb.io
Technical documentationwww.geomesa.org/­documentation/­stable/­user/­index.htmltechfort.github.io/­LokiJSnsdb.io/­Architecture
DeveloperFatCloudCCRi and othersKonrad von Backstrom
Initial release20122014201820142017
Current release4.0.5, February 20240.8, December 2018
License infoCommercial or Open SourcecommercialOpen Source infoApache License 2.0Open SourceOpen SourceOpen Source infoApache Version 2.0
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 languageC#ScalaJavaScriptJava, Scala
Server operating systemsWindowsLinux
macOS
Windows
server-less, requires a JavaScript environment (browser, Node.js)Linux
macOS
Data schemeschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesnonoyes: int, bigint, decimal, string
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 indexesyesyesnoyes infovia viewsall fields are automatically indexed
SQL infoSupport of SQLno infoVia inetgration in SQL ServernononoSQL-like query language
APIs and other access methods.NET Client API
LINQ
RESTful HTTP API
RPC
Windows WCF Bindings
JavaScript APIgRPC
HTTP REST
WebSocket
Supported programming languagesC#JavaScriptJavaScriptJava
Scala
Server-side scripts infoStored proceduresyes infovia applicationsnofunctions in JavaScriptView functions in JavaScriptno
Triggersyes infovia applicationsnonoyes
Partitioning methods infoMethods for storing different data on different nodesShardingdepending on storage layernonenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factordepending on storage layernonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
depending on storage layernoneEventual Consistency
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonono infoatomic operations within a single collection possibleno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes infousing RocksDByes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.Using Apache Lucene
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.depending on storage layeryes
User concepts infoAccess controlno infoCan implement custom security layer via applicationsyes infodepending on the DBMS used for storageno

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More resources
FatDBGeoMesaJSqlDbLokiJSNSDb
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