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DBMS > Oracle Rdb vs. VelocityDB

System Properties Comparison Oracle Rdb vs. VelocityDB

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Editorial information provided by DB-Engines
NameOracle Rdb  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.50
Rank#160  Overall
#76  Relational DBMS
Score0.18
Rank#336  Overall
#34  Graph DBMS
#19  Object oriented DBMS
Websitewww.oracle.com/­technetwork/­database/­database-technologies/­rdb/­overview/­index.htmlvelocitydb.com
Technical documentationvelocitydb.com/­UserGuide
DeveloperOracle, originally developed by Digital Equipment Corporation (DEC)VelocityDB Inc
Initial release19842011
Current release7.4.1.1, 20217.x
License infoCommercial or Open Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC#
Server operating systemsHP Open VMSAny that supports .NET
Data schemeFlexible Schema (defined schema, partial schema, schema free)yes
Typing infopredefined data types such as float or dateyesyes
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.nono
Secondary indexesyesyes
SQL infoSupport of SQLyesno
APIs and other access methods.Net
Supported programming languages.Net
Server-side scripts infoStored proceduresno
TriggersCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesSharding
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes, on a single nodeACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlBased on Windows Authentication

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Oracle RdbVelocityDB
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