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DBMS > Firebase Realtime Database vs. NebulaGraph vs. Oracle Coherence vs. RDFox vs. WakandaDB

System Properties Comparison Firebase Realtime Database vs. NebulaGraph vs. Oracle Coherence vs. RDFox vs. WakandaDB

Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonNebulaGraph  Xexclude from comparisonOracle Coherence  Xexclude from comparisonRDFox  Xexclude from comparisonWakandaDB  Xexclude from comparison
DescriptionCloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.A distributed, linear scalable, high perfomant Graph DBMSOracles in-memory data grid solutionHigh performance knowledge graph and semantic reasoning engineWakandaDB is embedded in a server that provides a REST API and a server-side javascript engine to access data
Primary database modelDocument storeGraph DBMSKey-value storeGraph DBMS
RDF store
Object oriented DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score14.29
Rank#39  Overall
#6  Document stores
Score2.14
Rank#120  Overall
#10  Graph DBMS
Score1.92
Rank#130  Overall
#22  Key-value stores
Score0.23
Rank#308  Overall
#25  Graph DBMS
#14  RDF stores
Score0.03
Rank#364  Overall
#17  Object oriented DBMS
Websitefirebase.google.com/­products/­realtime-databasegithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
www.oracle.com/­java/­coherencewww.oxfordsemantic.techwakanda.github.io
Technical documentationfirebase.google.com/­docs/­databasedocs.nebula-graph.iodocs.oracle.com/­en/­middleware/­standalone/­coherencedocs.oxfordsemantic.techwakanda.github.io/­doc
DeveloperGoogle infoacquired by Google 2014Vesoft Inc.OracleOxford Semantic TechnologiesWakanda SAS
Initial release20122019200720172012
Current release14.1, August 20236.0, Septermber 20222.7.0 (AprilĀ 29, 2019), April 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0 + Common Clause 1.0commercialcommercialOpen Source infoAGPLv3, extended commercial license available
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++JavaC++C++, JavaScript
Server operating systemshostedLinuxAll OS with a Java VMLinux
macOS
Windows
Linux
OS X
Windows
Data schemeschema-freeStrong typed schemaschema-freeyes infoRDF schemasyes
Typing infopredefined data types such as float or dateyesyesyesyesyes
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 indexesyesyes infoNebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.no
SQL infoSupport of SQLnoSQL-like query languagenonono
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
Browser interface
console (shell)
Cypher Query Language
GO Object Graph Mapper
Java Object Graph Mapper
NGBatis infoORM framework for NebulaGraph and Spring-Boot
Proprietary native API
Python Object Graph Mapper
Query language nGQL
JCache
JPA
RESTful HTTP API
RESTful HTTP API
SPARQL 1.1
RESTful HTTP API
Supported programming languagesJava
JavaScript
Objective-C
.Net
C++
Go
Java
PHP
Python
.Net
C++
Java
C
Java
JavaScript
Server-side scripts infoStored procedureslimited functionality with using 'rules'user defined functionsnoyes
TriggersCallbacks are triggered when data changesyes infoLive Eventsyes
Partitioning methods infoMethods for storing different data on different nodesShardingShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesCausal Clustering using Raft protocolyes, with selectable consistency levelreplication via a shared file systemnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Immediate ConsistencyEventual Consistency
Immediate Consistency
Immediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsImmediate Consistency
Foreign keys infoReferential integritynoyes infoRelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDconfigurableACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyes infousing RocksDByes infooptionallyyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyesno
User concepts infoAccess controlyes, based on authentication and database rulesRole-based access controlauthentification to access the cache via certificates or http basic authenticationRoles, resources, and access typesyes
More information provided by the system vendor
Firebase Realtime DatabaseNebulaGraphOracle CoherenceRDFoxWakandaDB
Specific characteristicsNebulaGraph is a truly distributed, linearly scalable, lightning-fast graph database,...
» more
Competitive advantagesNebulaGraph boasts the world's only graph database solution that is able to host...
» more
Typical application scenariosSocial networking Fraud detection Knowledge graph Data warehouse management Anti...
» more
Key customersCompanies from a variety of industries have implemented NebulaGraph Database in production,...
» more
Market metricsAt our very early stage, NebulaGraph has already received over 10,000 stars on GitHub...
» more
Licensing and pricing modelsNebulaGraph is open source and free to use under Apache 2.0 license.
» more

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More resources
Firebase Realtime DatabaseNebulaGraphOracle CoherenceRDFoxWakandaDB
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