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DBMS > AlaSQL vs. Blueflood vs. GeoMesa vs. LokiJS

System Properties Comparison AlaSQL vs. Blueflood vs. GeoMesa vs. LokiJS

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonBlueflood  Xexclude from comparisonGeoMesa  Xexclude from comparisonLokiJS  Xexclude from comparison
DescriptionJavaScript DBMS libraryScalable TimeSeries DBMS based on CassandraGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.In-memory JavaScript DBMS
Primary database modelDocument store
Relational DBMS
Time Series DBMSSpatial DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.46
Rank#260  Overall
#40  Document stores
#121  Relational DBMS
Score0.06
Rank#353  Overall
#34  Time Series DBMS
Score0.78
Rank#213  Overall
#4  Spatial DBMS
Score0.43
Rank#264  Overall
#42  Document stores
Websitealasql.orgblueflood.iowww.geomesa.orggithub.com/­techfort/­LokiJS
Technical documentationgithub.com/­AlaSQL/­alasqlgithub.com/­rax-maas/­blueflood/­wikiwww.geomesa.org/­documentation/­stable/­user/­index.htmltechfort.github.io/­LokiJS
DeveloperAndrey Gershun & Mathias R. WulffRackspaceCCRi and others
Initial release2014201320142014
Current release4.0.5, February 2024
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoApache 2.0Open Source infoApache License 2.0Open Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaScalaJavaScript
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
OS X
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freepredefined schemeyesschema-free
Typing infopredefined data types such as float or datenoyesyesno
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 infovia views
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.nonono
APIs and other access methodsJavaScript APIHTTP RESTJavaScript API
Supported programming languagesJavaScriptJavaScript
Server-side scripts infoStored proceduresnononoView functions in JavaScript
Triggersyesnonoyes
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infobased on Cassandradepending on storage layernone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneselectable replication factor infobased on Cassandradepending on storage layernone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesyes
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
depending on storage layernone
Foreign keys infoReferential integrityyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storagenonono infoatomic operations within a single collection possible
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnodepending on storage layeryes
User concepts infoAccess controlnonoyes infodepending on the DBMS used for storageno

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More resources
AlaSQLBluefloodGeoMesaLokiJS
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