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DBMS > AlaSQL vs. LokiJS vs. TerarkDB vs. YTsaurus

System Properties Comparison AlaSQL vs. LokiJS vs. TerarkDB vs. YTsaurus

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Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonLokiJS  Xexclude from comparisonTerarkDB  Xexclude from comparisonYTsaurus  Xexclude from comparison
DescriptionJavaScript DBMS libraryIn-memory JavaScript DBMSA key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDBYTsaurus is an open source platform for distributed storage and processing.
Primary database modelDocument store
Relational DBMS
Document storeKey-value storeDocument store
Key-value 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
Score0.43
Rank#264  Overall
#42  Document stores
Score0.00
Rank#383  Overall
#60  Key-value stores
Score0.11
Rank#340  Overall
#45  Document stores
#50  Key-value stores
Websitealasql.orggithub.com/­techfort/­LokiJSgithub.com/­bytedance/­terarkdbytsaurus.tech
Technical documentationgithub.com/­AlaSQL/­alasqltechfort.github.io/­LokiJSbytedance.larkoffice.com/­docs/­doccnZmYFqHBm06BbvYgjsHHcKcytsaurus.tech/­docs/­en
DeveloperAndrey Gershun & Mathias R. WulffByteDance, originally TerarkYandex
Initial release2014201420162023
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Sourcecommercial inforestricted open source version availableOpen Source infoApache License, Version 2.0
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 languageJavaScriptJavaScriptC++C++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)server-less, requires a JavaScript environment (browser, Node.js)Ubuntu
Data schemeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or datenononoyes
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 indexesnoyes infovia viewsno
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.nonoYQL, an SQL-based language, is supported
APIs and other access methodsJavaScript APIJavaScript APIC++ API
Java API
Supported programming languagesJavaScriptJavaScriptC++
Java
C++
Go
Java
JavaScript
Python
Server-side scripts infoStored proceduresnoView functions in JavaScriptno
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesnonenonenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnonenonenoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemnonenone
Foreign keys infoReferential integrityyesnono
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 possiblenoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
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.yesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyes
User concepts infoAccess controlnononoAccess Control Lists

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More resources
AlaSQLLokiJSTerarkDBYTsaurus
DB-Engines blog posts

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