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DBMS > Altibase vs. Firebase Realtime Database vs. VelocityDB

System Properties Comparison Altibase vs. Firebase Realtime Database vs. VelocityDB

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Editorial information provided by DB-Engines
NameAltibase  Xexclude from comparisonFirebase Realtime Database  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionAn enterprise grade, high-performance RDBMSCloud-hosted realtime document store. iOS, Android, and JavaScript clients share one Realtime Database instance and automatically receive updates with the newest data.A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSDocument storeGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.25
Rank#175  Overall
#86  Relational DBMS
Score19.01
Rank#37  Overall
#6  Document stores
Score0.21
Rank#324  Overall
#34  Graph DBMS
#17  Object oriented DBMS
Websitealtibase.comfirebase.google.com/­products/­realtime-databasevelocitydb.com
Technical documentationgithub.com/­ALTIBASE/­Documents/­tree/­master/­Manualsfirebase.google.com/­docs/­databasevelocitydb.com/­UserGuide
DeveloperAltibaseGoogle infoacquired by Google 2014VelocityDB Inc
Initial release199920122011
Current releasev7.1.0.5.3, March 20217.x
License infoCommercial or Open SourceOpen Source infosince February 2018commercialcommercial
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C#
Server operating systemsAIX
HP-UX
Linux
hostedAny that supports .NET
Data schemeyesschema-freeyes
Typing infopredefined data types such as float or dateyesyesyes
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 indexesyesyesyes
SQL infoSupport of SQLANSI SQL-92nono
APIs and other access methodsJDBC
ODBC
Proprietary protocol
Android
iOS
JavaScript API
RESTful HTTP API
.Net
Supported programming languagesC
C++
Java
Java
JavaScript
Objective-C
.Net
Server-side scripts infoStored proceduresstored procedures and stored functionslimited functionality with using 'rules'no
TriggersyesCallbacks are triggered when data changesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
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
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDyesACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardyes, based on authentication and database rulesBased on Windows Authentication

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More resources
AltibaseFirebase Realtime DatabaseVelocityDB
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