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DBMS > Oracle Coherence vs. Oracle Rdb vs. SQream DB vs. Valentina Server

System Properties Comparison Oracle Coherence vs. Oracle Rdb vs. SQream DB vs. Valentina Server

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Editorial information provided by DB-Engines
NameOracle Coherence  Xexclude from comparisonOracle Rdb  Xexclude from comparisonSQream DB  Xexclude from comparisonValentina Server  Xexclude from comparison
DescriptionOracles in-memory data grid solutiona GPU-based, columnar RDBMS for big data analytics workloadsObject-relational database and reports server
Primary database modelKey-value storeRelational DBMSRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.97
Rank#129  Overall
#22  Key-value stores
Score1.14
Rank#178  Overall
#80  Relational DBMS
Score0.74
Rank#224  Overall
#103  Relational DBMS
Score0.21
Rank#325  Overall
#144  Relational DBMS
Websitewww.oracle.com/­java/­coherencewww.oracle.com/­database/­technologies/­related/­rdb.htmlsqream.comwww.valentina-db.net
Technical documentationdocs.oracle.com/­en/­middleware/­standalone/­coherencewww.oracle.com/­database/­technologies/­related/­rdb-doc.htmldocs.sqream.comvalentina-db.com/­docs/­dokuwiki/­v5/­doku.php
DeveloperOracleOracle, originally developed by Digital Equipment Corporation (DEC)SQream TechnologiesParadigma Software
Initial release2007198420171999
Current release14.1, August 20237.4.1.1, 20212022.1.6, December 20225.7.5
License infoCommercial or Open Sourcecommercialcommercialcommercialcommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++, CUDA, Haskell, Java, Scala
Server operating systemsAll OS with a Java VMHP Open VMSLinuxLinux
OS X
Windows
Data schemeschema-freeFlexible Schema (defined schema, partial schema, schema free)yesyes
Typing infopredefined data types such as float or dateyesyesyes, ANSI Standard SQL Typesyes
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 indexesnoyesnoyes
SQL infoSupport of SQLnoyesyesyes
APIs and other access methodsJCache
JPA
RESTful HTTP API
.Net
JDBC
ODBC
ODBC
Supported programming languages.Net
C++
Java
C++
Java
JavaScript (Node.js)
Python
.Net
C
C#
C++
Objective-C
PHP
Ruby
Visual Basic
Visual Basic.NET
Server-side scripts infoStored proceduresnouser defined functions in Pythonyes
Triggersyes infoLive Eventsnoyes
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal and vertical partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with selectable consistency levelnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Immediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataconfigurableyes, on a single nodeACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infooptionallyyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnoyes
User concepts infoAccess controlauthentification to access the cache via certificates or http basic authenticationfine grained access rights according to SQL-standard

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More resources
Oracle CoherenceOracle RdbSQream DBValentina Server
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