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DBMS > Firebase Realtime Database vs. LokiJS vs. Sequoiadb vs. Titan

System Properties Comparison Firebase Realtime Database vs. LokiJS vs. Sequoiadb vs. Titan

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Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonLokiJS  Xexclude from comparisonSequoiadb  Xexclude from comparisonTitan  Xexclude from comparison
Titan has been decommisioned after the takeover by Datastax. It will be removed from the DB-Engines ranking. A fork has been open-sourced as JanusGraph.
DescriptionCloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.In-memory JavaScript DBMSNewSQL database with distributed OLTP and SQLTitan is a Graph DBMS optimized for distributed clusters.
Primary database modelDocument storeDocument storeDocument store
Relational DBMS
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score14.29
Rank#39  Overall
#6  Document stores
Score0.43
Rank#264  Overall
#42  Document stores
Score0.45
Rank#261  Overall
#41  Document stores
#122  Relational DBMS
Websitefirebase.google.com/­products/­realtime-databasegithub.com/­techfort/­LokiJSwww.sequoiadb.comgithub.com/­thinkaurelius/­titan
Technical documentationfirebase.google.com/­docs/­databasetechfort.github.io/­LokiJSwww.sequoiadb.com/­en/­index.php?m=Files&a=indexgithub.com/­thinkaurelius/­titan/­wiki
DeveloperGoogle infoacquired by Google 2014Sequoiadb Ltd.Aurelius, owned by DataStax
Initial release2012201420132012
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoServer: AGPL; Client: Apache V2Open Source infoApache license, version 2.0
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptC++Java
Server operating systemshostedserver-less, requires a JavaScript environment (browser, Node.js)LinuxLinux
OS X
Unix
Windows
Data schemeschema-freeschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesnoyes infooid, date, timestamp, binary, regexyes
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 indexesyesyes infovia viewsyesyes
SQL infoSupport of SQLnonoSQL-like query languageno
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
JavaScript APIproprietary protocol using JSONJava API
TinkerPop Blueprints
TinkerPop Frames
TinkerPop Gremlin
TinkerPop Rexster
Supported programming languagesJava
JavaScript
Objective-C
JavaScript.Net
C++
Java
PHP
Python
Clojure
Java
Python
Server-side scripts infoStored procedureslimited functionality with using 'rules'View functions in JavaScriptJavaScriptyes
TriggersCallbacks are triggered when data changesyesnoyes
Partitioning methods infoMethods for storing different data on different nodesnoneShardingyes infovia pluggable storage backends
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnoyes infovia Faunus, a graph analytics engine
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
noneEventual ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynononoyes infoRelationships in graph
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesno infoatomic operations within a single collection possibleDocument is locked during a transactionACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyes infoSupports various storage backends: Cassandra, HBase, Berkeley DB, Akiban, Hazelcast
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlyes, based on authentication and database rulesnosimple password-based access controlUser authentification and security via Rexster Graph Server

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More resources
Firebase Realtime DatabaseLokiJSSequoiadbTitan
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Recent citations in the news

Realtime vs Cloud Firestore: Which Firebase Database to go?
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