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DBMS > AlaSQL vs. LokiJS vs. Microsoft Azure SQL Data Warehouse

System Properties Comparison AlaSQL vs. LokiJS vs. Microsoft Azure SQL Data Warehouse

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonLokiJS  Xexclude from comparisonMicrosoft Azure SQL Data Warehouse  Xexclude from comparison
DescriptionJavaScript DBMS libraryIn-memory JavaScript DBMSElastic, large scale data warehouse service leveraging the broad eco-system of SQL Server
Primary database modelDocument store
Relational DBMS
Document storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.39
Rank#218  Overall
#31  Document stores
#105  Relational DBMS
Score0.33
Rank#231  Overall
#32  Document stores
Score8.95
Rank#43  Overall
#26  Relational DBMS
Websitealasql.orglokijs.orgazure.microsoft.com/­services/­sql-data-warehouse
Technical documentationgithub.com/­agershun/­alasqllokijs.org/­#/­docsdocs.microsoft.com/­azure/­sql-data-warehouse
DeveloperAndrey Gershun & Mathias R. WulffMicrosoft
Initial release201420142016
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptJavaScriptC++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)server-less, requires a JavaScript environment (browser, Node.js)hosted
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenonoyes
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 indexesnoyes infovia viewsyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.noyes
APIs and other access methodsJavaScript APIJavaScript APIADO.NET
JDBC
ODBC
Supported programming languagesJavaScriptJavaScriptC#
Java
PHP
Server-side scripts infoStored proceduresnoView functions in JavaScriptTransact SQL
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesnonenoneSharding, horizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesnonenoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemnonenoneImmediate Consistency
Foreign keys infoReferential integrityyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageno infoatomic operations within a single collection possibleACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnonoyes

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More resources
AlaSQLLokiJSMicrosoft Azure SQL Data Warehouse
DB-Engines blog posts

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