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DBMS > OpenQM vs. Riak KV vs. Transwarp StellarDB

System Properties Comparison OpenQM vs. Riak KV vs. Transwarp StellarDB

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Editorial information provided by DB-Engines
NameOpenQM infoalso called QM  Xexclude from comparisonRiak KV  Xexclude from comparisonTranswarp StellarDB  Xexclude from comparison
DescriptionQpenQM is a high-performance, self-tuning, multi-value DBMSDistributed, fault tolerant key-value storeA distributed graph DBMS built for enterprise-level graph applications
Primary database modelMultivalue DBMSKey-value store infowith links between data sets and object tags for the creation of secondary indexesGraph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.33
Rank#286  Overall
#10  Multivalue DBMS
Score4.44
Rank#80  Overall
#9  Key-value stores
Score0.07
Rank#361  Overall
#38  Graph DBMS
Websitewww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmwww.transwarp.cn/­en/­product/­stellardb
Technical documentationwww.tiot.jp/­riak-docs/­riak/­kv/­latest
DeveloperRocket Software, originally Martin PhillipsOpenSource, formerly Basho TechnologiesTranswarp
Initial release19932009
Current release3.4-123.2.0, December 2022
License infoCommercial or Open SourceOpen Source infoGPLv2, extended commercial license availableOpen Source infoApache version 2, commercial enterprise editioncommercial
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageErlang
Server operating systemsAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
OS X
Data schemeyes infowith some exceptionsschema-free
Typing infopredefined data types such as float or dateno
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.yesno
Secondary indexesyesrestricted
SQL infoSupport of SQLnonoSQL-like query language
APIs and other access methodsHTTP API
Native Erlang Interface
OpenCypher
Supported programming languages.Net
Basic
C
Java
Objective C
PHP
Python
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
Server-side scripts infoStored proceduresyesErlang
Triggersyesyes infopre-commit hooks and post-commit hooks
Partitioning methods infoMethods for storing different data on different nodesyesSharding infono "single point of failure"horizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynono infolinks between data sets can be stored
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
User concepts infoAccess controlAccess rights can be defined down to the item levelyes, using Riak Securityyes

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More resources
OpenQM infoalso called QMRiak KVTranswarp StellarDB
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