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DBMS > Oracle Coherence vs. Realm vs. Riak KV vs. STSdb vs. TempoIQ

System Properties Comparison Oracle Coherence vs. Realm vs. Riak KV vs. STSdb vs. TempoIQ

Editorial information provided by DB-Engines
NameOracle Coherence  Xexclude from comparisonRealm  Xexclude from comparisonRiak KV  Xexclude from comparisonSTSdb  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.
DescriptionOracles in-memory data grid solutionA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataDistributed, fault tolerant key-value storeKey-Value Store with special method for indexing infooptimized for high performance using a special indexing methodScalable analytics DBMS for sensor data, provided as a service (SaaS)
Primary database modelKey-value storeDocument storeKey-value store infowith links between data sets and object tags for the creation of secondary indexesKey-value storeTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.92
Rank#130  Overall
#22  Key-value stores
Score7.60
Rank#52  Overall
#9  Document stores
Score4.10
Rank#82  Overall
#9  Key-value stores
Score0.04
Rank#360  Overall
#52  Key-value stores
Websitewww.oracle.com/­java/­coherencerealm.iogithub.com/­STSSoft/­STSdb4tempoiq.com (offline)
Technical documentationdocs.oracle.com/­en/­middleware/­standalone/­coherencerealm.io/­docswww.tiot.jp/­riak-docs/­riak/­kv/­latest
DeveloperOracleRealm, acquired by MongoDB in May 2019OpenSource, formerly Basho TechnologiesSTS Soft SCTempoIQ
Initial release20072014200920112012
Current release14.1, August 20233.2.0, December 20224.0.8, September 2015
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoApache version 2, commercial enterprise editionOpen Source infoGPLv2, commercial license availablecommercial
Cloud-based only infoOnly available as a cloud servicenonononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaErlangC#
Server operating systemsAll OS with a Java VMAndroid
Backend: server-less
iOS
Windows
Linux
OS X
Windows
Data schemeschema-freeyesschema-freeyesschema-free
Typing infopredefined data types such as float or dateyesyesnoyes infoprimitive types and user defined types (classes)yes
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.nononono
Secondary indexesnoyesrestrictedno
SQL infoSupport of SQLnonononono
APIs and other access methodsJCache
JPA
RESTful HTTP API
HTTP API
Native Erlang Interface
.NET Client APIHTTP API
Supported programming languages.Net
C++
Java
.Net
Java infowith Android only
Objective-C
React Native
Swift
C infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library
C#
Java
C#
Java
JavaScript infoNode.js
Python
Ruby
Server-side scripts infoStored proceduresnono inforuns within the applications so server-side scripts are unnecessaryErlangnono
Triggersyes infoLive Eventsyes infoChange Listenersyes infopre-commit hooks and post-commit hooksnoyes infoRealtime Alerts
Partitioning methods infoMethods for storing different data on different nodesShardingnoneSharding infono "single point of failure"none
Replication methods infoMethods for redundantly storing data on multiple nodesyes, with selectable consistency levelnoneselectable replication factornone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency
Immediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynonono infolinks between data sets can be storednono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataconfigurableACIDnonono
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyes infooptionallyyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infoIn-Memory realmno
User concepts infoAccess controlauthentification to access the cache via certificates or http basic authenticationyesyes, using Riak Securitynosimple authentication-based access control

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More resources
Oracle CoherenceRealmRiak KVSTSdbTempoIQ infoformerly TempoDB
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