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DBMS > OpenQM vs. Transwarp KunDB

System Properties Comparison OpenQM vs. Transwarp KunDB

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Editorial information provided by DB-Engines
NameOpenQM infoalso called QM  Xexclude from comparisonTranswarp KunDB  Xexclude from comparison
DescriptionQpenQM is a high-performance, self-tuning, multi-value DBMSOLTP DBMS based on a distributed architecture and highly compatible with MySQL and Oracle
Primary database modelMultivalue DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.34
Rank#284  Overall
#10  Multivalue DBMS
Score0.14
Rank#341  Overall
#149  Relational DBMS
Websitewww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmwww.transwarp.cn/­en/­product/­kundb
DeveloperRocket Software, originally Martin PhillipsTranswarp
Initial release1993
Current release3.4-12
License infoCommercial or Open SourceOpen Source infoGPLv2, extended commercial license availablecommercial
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Server operating systemsAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Data schemeyes infowith some exceptionsyes
Typing infopredefined data types such as float or dateyes
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.yes
Secondary indexesyesyes
SQL infoSupport of SQLnoyes
Supported programming languages.Net
Basic
C
Java
Objective C
PHP
Python
Server-side scripts infoStored proceduresyesyes
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodesyeshorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
User concepts infoAccess controlAccess rights can be defined down to the item levelyes

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