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DBMS > AlaSQL vs. Ehcache vs. EJDB vs. LokiJS vs. Trafodion

System Properties Comparison AlaSQL vs. Ehcache vs. EJDB vs. LokiJS vs. Trafodion

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonEhcache  Xexclude from comparisonEJDB  Xexclude from comparisonLokiJS  Xexclude from comparisonTrafodion  Xexclude from comparison
Apache Trafodion has been retired in 2021. Therefore it is excluded from the DB-Engines Ranking.
DescriptionJavaScript DBMS libraryA widely adopted Java cache with tiered storage optionsEmbeddable document-store database library with JSON representation of queries (in MongoDB style)In-memory JavaScript DBMSTransactional SQL-on-Hadoop DBMS
Primary database modelDocument store
Relational DBMS
Key-value storeDocument storeDocument storeRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#259  Overall
#40  Document stores
#120  Relational DBMS
Score5.23
Rank#68  Overall
#8  Key-value stores
Score0.30
Rank#294  Overall
#44  Document stores
Score0.48
Rank#262  Overall
#42  Document stores
Websitealasql.orgwww.ehcache.orggithub.com/­Softmotions/­ejdbgithub.com/­techfort/­LokiJStrafodion.apache.org
Technical documentationgithub.com/­AlaSQL/­alasqlwww.ehcache.org/­documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdtechfort.github.io/­LokiJStrafodion.apache.org/­documentation.html
DeveloperAndrey Gershun & Mathias R. WulffTerracotta Inc, owned by Software AGSoftmotionsApache Software Foundation, originally developed by HP
Initial release20142009201220142014
Current release3.10.0, March 20222.3.0, February 2019
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoApache Version 2; commercial licenses availableOpen Source infoGPLv2Open SourceOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJavaCJavaScriptC++, Java
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)All OS with a Java VMserver-lessserver-less, requires a JavaScript environment (browser, Node.js)Linux
Data schemeschema-freeschema-freeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenoyesyes infostring, integer, double, bool, date, object_idnoyes
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 indexesnononoyes infovia viewsyes
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.nononoyes
APIs and other access methodsJavaScript APIJCachein-process shared libraryJavaScript APIADO.NET
JDBC
ODBC
Supported programming languagesJavaScriptJavaActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
JavaScriptAll languages supporting JDBC/ODBC/ADO.Net
Server-side scripts infoStored proceduresnononoView functions in JavaScriptJava Stored Procedures
Triggersyesyes infoCache Event Listenersnoyesno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infoby using Terracotta ServernonenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyes infoby using Terracotta Servernonenoneyes, via HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyesyes infovia user defined functions and HBase
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneTunable Consistency (Strong, Eventual, Weak)noneImmediate Consistency
Foreign keys infoReferential integrityyesnono infotypically not needed, however similar functionality with collection joins possiblenoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storageyes infosupports JTA and can work as an XA resourcenono infoatomic operations within a single collection possibleACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoRead/Write Lockingyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyes infousing a tiered cache-storage approachyesyes 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.yesyesyesno
User concepts infoAccess controlnonononofine grained access rights according to SQL-standard

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More resources
AlaSQLEhcacheEJDBLokiJSTrafodion
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