DB-EnginesInfluxDB download bannerEnglish
Deutsch
Knowledge Base of Relational and NoSQL Database Management Systemsprovided by solid IT

DBMS > AlaSQL vs. EJDB vs. Firebase Realtime Database vs. HyperSQL vs. LokiJS

System Properties Comparison AlaSQL vs. EJDB vs. Firebase Realtime Database vs. HyperSQL vs. LokiJS

Editorial information provided by DB-Engines
NameAlaSQL  Xexclude from comparisonEJDB  Xexclude from comparisonFirebase Realtime Database  Xexclude from comparisonHyperSQL infoalso known as HSQLDB  Xexclude from comparisonLokiJS  Xexclude from comparison
DescriptionJavaScript DBMS libraryEmbeddable document-store database library with JSON representation of queries (in MongoDB style)Cloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.Multithreaded, transactional RDBMS written in Java infoalso known as HSQLDBIn-memory JavaScript DBMS
Primary database modelDocument store
Relational DBMS
Document storeDocument storeRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.55
Rank#213  Overall
#31  Document stores
#101  Relational DBMS
Score0.23
Rank#265  Overall
#35  Document stores
Score15.11
Rank#36  Overall
#6  Document stores
Score5.14
Rank#67  Overall
#36  Relational DBMS
Score0.51
Rank#218  Overall
#32  Document stores
Websitealasql.orgejdb.orgfirebase.google.com/­products/­realtime-databasehsqldb.orggithub.com/­techfort/­LokiJS
Technical documentationgithub.com/­agershun/­alasqlgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdfirebase.google.com/­docs/­databasehsqldb.org/­web/­hsqlDocsFrame.htmltechfort.github.io/­LokiJS
DeveloperAndrey Gershun & Mathias R. WulffSoftmotionsGoogle infoacquired by Google 2014
Initial release20142012201220012014
Current release2.5.0, June 2019
License infoCommercial or Open SourceOpen Source infoMIT-LicenseOpen Source infoGPLv2commercialOpen Source infobased on BSD licenseOpen Source
Cloud-based only infoOnly available as a cloud servicenonoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptCJavaJavaScript
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)server-lesshostedAll OS with a Java VM infoEmbedded (into Java applications) and Client-Server operating modesserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenoyes infostring, integer, double, bool, date, object_idyesyesno
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 indexesnonoyesyesyes infovia views
SQL infoSupport of SQLClose to SQL99, but no user access control, stored procedures and host language bindings.nonoyesno
APIs and other access methodsJavaScript APIin-process shared libraryAndroid
iOS
JavaScript API
RESTful HTTP API
HTTP API infoJDBC via HTTP
JDBC
ODBC
JavaScript API
Supported programming languagesJavaScriptActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
Java
JavaScript
Objective-C
All languages supporting JDBC/ODBC
Java
JavaScript
Server-side scripts infoStored proceduresnonolimited functionality with using 'rules'Java, SQLView functions in JavaScript
TriggersyesnoCallbacks are triggered when data changesyesyes
Partitioning methods infoMethods for storing different data on different nodesnonenonenonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenonenonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Immediate Consistencynone
Foreign keys infoReferential integrityyesno infotypically not needed, however similar functionality with collection joins possiblenoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infoonly for local storage and DOM-storagenoyesACIDno infoatomic operations within a single collection possible
Concurrency infoSupport for concurrent manipulation of datayes infoRead/Write Lockingyesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, SQL.JS or proprietary FileStorageyesyesyesyes 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.yesyesyes
User concepts infoAccess controlnonoyes, based on authentication and database rulesfine grained access rights according to SQL-standardno

More information provided by the system vendor

We invite representatives of system vendors to contact us for updating and extending the system information,
and for displaying vendor-provided information such as key customers, competitive advantages and market metrics.

Related products and services

We invite representatives of vendors of related products to contact us for presenting information about their offerings here.

More resources
AlaSQLEJDBFirebase Realtime DatabaseHyperSQL infoalso known as HSQLDBLokiJS
DB-Engines blog posts

Cloud-based DBMS's popularity grows at high rates
12 December 2019, Paul Andlinger

show all

New kids on the block: database management systems implemented in JavaScript
1 December 2014, Matthias Gelbmann

show all

Recent citations in the news

Meet AlaSQL, a speedy SQL database for JavaScript
15 January 2019, JAXenter

Introduction to Apache Spark: Big Data Analytics Simplified
4 September 2018, Business 2 Community

provided by Google News

Portraying breast cancers with long noncoding RNAs
2 September 2016, Science Advances

provided by Google News

Firebase URL 'leaked technical information on Babylon's GP at Hand'
19 June 2020, Digital Health

Introduction to the Firebase Database
9 March 2020, Database Journal

Over 4000 Android Apps Expose Users' Data via Misconfigured Firebase Databases
12 May 2020, Internet

Exposed Firebase databases hidden by Google search
2 December 2019, TechTarget

Adding Data to a Cloud Firestore Database
11 March 2020, Database Journal

provided by Google News

The Ultimate Open Source Database List Profiling 16 Software Tools
30 May 2019, Solutions Review

DataGrip 1.0: A New IDE for DBs and SQL
31 December 2015, DZone News

Migrating a Legacy Application to CUBA Platform
16 February 2017, DZone News

JetBrains Releases DataGrip 1.0 for SQL DBAs and Developers
24 December 2015, InfoQ.com

Typesafe Announces Scala Language Integrated Connection Kit
8 August 2012, Dr. Dobb's

provided by Google News

LokiJS - A JavaScript Database
18 November 2014, iProgrammer

Fast, Lightweight Data Storage for Cordova Apps with LokiJS
26 January 2016, SitePoint

LinkedIn open-sources URL-Detector Java library, LokiJS 1.4, and Bulgaria's new open-source law—SD Times news digest: July 5, 2016
5 July 2016, SDTimes.com

NativeScript 6 Goes Webpack All The Way
22 July 2019, iProgrammer

The world is swimming in open source, but only one company is making any money
8 July 2016, TechRepublic

provided by Google News

Job opportunities

Data Engineering Intern
decormatters, Milpitas, CA

Junior DevOps Engineer
FliptRx, Jersey City, NJ

Systems Analyst
RYZLINK, Santa Clara, CA

Senior Frontend Engineer
TutorMe, Los Angeles, CA

Student Assistant
University of South Carolina, Columbia, SC

Business Support Specialist
Diligene, New York, NY

jobs by Indeed




Share this page

Featured Products

MariaDB logo

SkySQL, the ultimate
MariaDB cloud, is here.

Get started with SkySQL today!

Datastax Astra logo

Cassandra made easy in the cloud. Build cloud-native applications faster with CQL, REST and GraphQL APIs.
Try for Free.

Neo4j logo

Get your free copy of the new O'Reilly book Graph Algorithms with 20+ examples for
machine learning, graph analytics and more.

Couchbase logo

SQL + JSON + NoSQL.
Power, flexibility & scale.
All open source.
Get started now.

Arangodb logo

One open-source engine for graph, document & search. Simplify your deployment
stack on Prem, in the cloud - Anywhere.

Present your product here