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DBMS > Datomic vs. jBASE vs. SiteWhere vs. VelocityDB

System Properties Comparison Datomic vs. jBASE vs. SiteWhere vs. VelocityDB

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Editorial information provided by DB-Engines
NameDatomic  Xexclude from comparisonjBASE  Xexclude from comparisonSiteWhere  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionDatomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durabilityA robust multi-value DBMS comprising development tools and middlewareM2M integration platform for persisting/querying time series dataA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelRelational DBMSMultivalue DBMSTime Series DBMSGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.55
Rank#144  Overall
#67  Relational DBMS
Score1.36
Rank#157  Overall
#3  Multivalue DBMS
Score0.07
Rank#347  Overall
#33  Time Series DBMS
Score0.00
Rank#385  Overall
#40  Graph DBMS
#21  Object oriented DBMS
Websitewww.datomic.comwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-jbasegithub.com/­sitewhere/­sitewherevelocitydb.com
Technical documentationdocs.datomic.comdocs.rocketsoftware.com/­bundle?labelkey=jbase_5.9sitewhere1.sitewhere.io/­index.htmlvelocitydb.com/­UserGuide
DeveloperCognitectRocket Software (formerly Zumasys)SiteWhereVelocityDB Inc
Initial release2012199120102011
Current release1.0.7180, July 20245.77.x
License infoCommercial or Open Sourcecommercial infolimited edition freecommercialOpen Source infoCommon Public Attribution License Version 1.0commercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava, ClojureJavaC#
Server operating systemsAll OS with a Java VMAIX
Linux
Windows
Linux
OS X
Windows
Any that supports .NET
Data schemeyesschema-freepredefined schemeyes
Typing infopredefined data types such as float or dateyesoptionalyesyes
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.noyesnono
Secondary indexesyesnoyes
SQL infoSupport of SQLnoEmbedded SQL for jBASE in BASICnono
APIs and other access methodsRESTful HTTP APIJDBC
ODBC
Proprietary protocol
RESTful HTTP API
SOAP-based API
HTTP REST.Net
Supported programming languagesClojure
Java
.Net
Basic
Jabbascript
Java
.Net
Server-side scripts infoStored proceduresyes infoTransaction Functionsyesno
TriggersBy using transaction functionsyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesnone infoBut extensive use of caching in the application peersShardingSharding infobased on HBaseSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoBut extensive use of caching in the application peersyesselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDnoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infousing external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)yesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes inforecommended only for testing and developmentyesnoyes
User concepts infoAccess controlnoAccess rights can be defined down to the item levelUsers with fine-grained authorization conceptBased on Windows Authentication

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More resources
DatomicjBASESiteWhereVelocityDB
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