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DBMS > 4D vs. Firebase Realtime Database vs. OpenTSDB vs. WakandaDB

System Properties Comparison 4D vs. Firebase Realtime Database vs. OpenTSDB vs. WakandaDB

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Editorial information provided by DB-Engines
Name4D infoformer name: 4th Dimension  Xexclude from comparisonFirebase Realtime Database  Xexclude from comparisonOpenTSDB  Xexclude from comparisonWakandaDB  Xexclude from comparison
DescriptionApplication development environment with integrated database management systemCloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.Scalable Time Series DBMS based on HBaseWakandaDB is embedded in a server that provides a REST API and a server-side javascript engine to access data
Primary database modelRelational DBMSDocument storeTime Series DBMSObject oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.47
Rank#110  Overall
#54  Relational DBMS
Score13.64
Rank#39  Overall
#6  Document stores
Score1.68
Rank#142  Overall
#12  Time Series DBMS
Score0.10
Rank#356  Overall
#16  Object oriented DBMS
Websitewww.4d.comfirebase.google.com/­products/­realtime-databaseopentsdb.netwakanda.github.io
Technical documentationdeveloper.4d.comfirebase.google.com/­docs/­databaseopentsdb.net/­docs/­build/­html/­index.htmlwakanda.github.io/­doc
Developer4D, IncGoogle infoacquired by Google 2014currently maintained by Yahoo and other contributorsWakanda SAS
Initial release1984201220112012
Current releasev20, April 20232.7.0 (AprilĀ 29, 2019), April 2019
License infoCommercial or Open SourcecommercialcommercialOpen Source infoLGPLOpen Source infoAGPLv3, extended commercial license available
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC++, JavaScript
Server operating systemsOS X
Windows
hostedLinux
Windows
Linux
OS X
Windows
Data schemeyesschema-freeschema-freeyes
Typing infopredefined data types such as float or dateyesyesnumeric data for metrics, strings for tagsyes
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.yesnonono
Secondary indexesyesyesno
SQL infoSupport of SQLyes infoclose to SQL 92nonono
APIs and other access methodsODBC
RESTful HTTP API infoby using 4D Mobile
SOAP webservices
Android
iOS
JavaScript API
RESTful HTTP API
HTTP API
Telnet API
RESTful HTTP API
Supported programming languages4D proprietary IDE
PHP
Java
JavaScript
Objective-C
Erlang
Go
Java
Python
R
Ruby
JavaScript
Server-side scripts infoStored proceduresyeslimited functionality with using 'rules'noyes
TriggersyesCallbacks are triggered when data changesnoyes
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infobased on HBasenone
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replicationselectable replication factor infobased on HBasenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Immediate Consistency infobased on HBaseImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyesnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlUsers and groupsyes, based on authentication and database rulesnoyes

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More resources
4D infoformer name: 4th DimensionFirebase Realtime DatabaseOpenTSDBWakandaDB
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