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DBMS > Firebase Realtime Database vs. H2GIS vs. Microsoft Azure SQL Database vs. Oracle Rdb vs. SWC-DB

System Properties Comparison Firebase Realtime Database vs. H2GIS vs. Microsoft Azure SQL Database vs. Oracle Rdb vs. SWC-DB

Editorial information provided by DB-Engines
NameFirebase Realtime Database  Xexclude from comparisonH2GIS  Xexclude from comparisonMicrosoft Azure SQL Database infoformerly SQL Azure  Xexclude from comparisonOracle Rdb  Xexclude from comparisonSWC-DB infoSuper Wide Column Database  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.Spatial extension of H2Database as a Service offering with high compatibility to Microsoft SQL ServerA high performance, scalable Wide Column DBMS
Primary database modelDocument storeSpatial DBMSRelational DBMSRelational DBMSWide column store
Secondary database modelsRelational DBMSDocument store
Graph DBMS
Spatial DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score14.29
Rank#39  Overall
#6  Document stores
Score0.00
Rank#383  Overall
#7  Spatial DBMS
Score77.99
Rank#16  Overall
#11  Relational DBMS
Score1.08
Rank#184  Overall
#85  Relational DBMS
Score0.01
Rank#376  Overall
#13  Wide column stores
Websitefirebase.google.com/­products/­realtime-databasewww.h2gis.orgazure.microsoft.com/­en-us/­products/­azure-sql/­databasewww.oracle.com/­database/­technologies/­related/­rdb.htmlgithub.com/­kashirin-alex/­swc-db
www.swcdb.org
Technical documentationfirebase.google.com/­docs/­databasewww.h2gis.org/­docs/­homedocs.microsoft.com/­en-us/­azure/­azure-sqlwww.oracle.com/­database/­technologies/­related/­rdb-doc.html
DeveloperGoogle infoacquired by Google 2014CNRSMicrosoftOracle, originally developed by Digital Equipment Corporation (DEC)Alex Kashirin
Initial release20122013201019842020
Current releaseV127.4.1.1, 20210.5, April 2021
License infoCommercial or Open SourcecommercialOpen Source infoLGPL 3.0commercialcommercialOpen Source infoGPL V3
Cloud-based only infoOnly available as a cloud serviceyesnoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaC++C++
Server operating systemshostedhostedHP Open VMSLinux
Data schemeschema-freeyesyesFlexible Schema (defined schema, partial schema, schema free)schema-free
Typing infopredefined data types such as float or dateyesyesyesyes
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.nonoyesnono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLnoyesyesyesSQL-like query language
APIs and other access methodsAndroid
iOS
JavaScript API
RESTful HTTP API
ADO.NET
JDBC
ODBC
Proprietary protocol
Thrift
Supported programming languagesJava
JavaScript
Objective-C
Java.Net
C#
Java
JavaScript (Node.js)
PHP
Python
Ruby
C++
Server-side scripts infoStored procedureslimited functionality with using 'rules'yes infobased on H2Transact SQLno
TriggersCallbacks are triggered when data changesyesyesno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on H2yes, with always 3 replicas available
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infoif the client is offline
Immediate Consistency infoif the client is online
Immediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDACIDyes, on a single node
Concurrency infoSupport for concurrent manipulation of datayesyes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlyes, based on authentication and database rulesyes infobased on H2fine grained access rights according to SQL-standard

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More resources
Firebase Realtime DatabaseH2GISMicrosoft Azure SQL Database infoformerly SQL AzureOracle RdbSWC-DB infoSuper Wide Column Database
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