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DBMS > EJDB vs. UniData,UniVerse

System Properties Comparison EJDB vs. UniData,UniVerse

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Editorial information provided by DB-Engines
NameEJDB  Xexclude from comparisonUniData,UniVerse  Xexclude from comparison
DescriptionEmbeddable document-store database library with JSON representation of queries (in MongoDB style)MultiValue database and application server with SQL mapping layer and meta database capabilities
Primary database modelDocument storeMultivalue DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.27
Rank#273  Overall
#39  Document stores
Score4.19
Rank#81  Overall
#2  Multivalue DBMS
Websiteejdb.orgwww.rocketsoftware.com/­products/­rocket-u2
Technical documentationgithub.com/­Softmotions/­ejdb/­blob/­master/­README.mdwww.rocketsoftware.com/­products/­rocket-u2/­documentation
DeveloperSoftmotionsRocket Software
Initial release20121985
License infoCommercial or Open SourceOpen Source infoGPLv2commercial
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCC
Server operating systemsserver-lessAIX
HP-UX
Linux
Solaris
Windows
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or dateyes infostring, integer, double, bool, date, object_idoptional
Secondary indexesnoyes
SQL infoSupport of SQLnoyes
APIs and other access methodsin-process shared libraryJava API infoJPA
JDBC
ODBC
OLE DB
Proprietary protocol
RESTful HTTP API
SOAP-based API
Supported programming languagesActionscript
C
C#
C++
Go
Java
JavaScript (Node.js)
Lua
Objective-C
Pike
Python
Ruby
.Net
Basic infoU2 Basic
C
Java
Server-side scripts infoStored proceduresnoyes
Triggersnoyes infoU2 Basic
Partitioning methods infoMethods for storing different data on different nodesnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Foreign keys infoReferential integrityno infotypically not needed, however similar functionality with collection joins possibleno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infoconfigurable
Concurrency infoSupport for concurrent manipulation of datayes infoRead/Write Lockingyes
Durability infoSupport for making data persistentyesyes
User concepts infoAccess controlnoAccess rights according to SQL-standard and operating system based

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EJDBUniData,UniVerse
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