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DBMS > Hypertable vs. OpenQM vs. SQream DB vs. STSdb

System Properties Comparison Hypertable vs. OpenQM vs. SQream DB vs. STSdb

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Editorial information provided by DB-Engines
NameHypertable  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonSQream DB  Xexclude from comparisonSTSdb  Xexclude from comparison
Hypertable has stopped its further development with March 2016 and is removed from the DB-Engines ranking.
DescriptionAn open source BigTable implementation based on distributed file systems such as HadoopQpenQM is a high-performance, self-tuning, multi-value DBMSa GPU-based, columnar RDBMS for big data analytics workloadsKey-Value Store with special method for indexing infooptimized for high performance using a special indexing method
Primary database modelWide column storeMultivalue DBMSRelational DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.27
Rank#298  Overall
#10  Multivalue DBMS
Score0.70
Rank#227  Overall
#104  Relational DBMS
Score0.04
Rank#360  Overall
#52  Key-value stores
Websitewww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmsqream.comgithub.com/­STSSoft/­STSdb4
Technical documentationdocs.sqream.com
DeveloperHypertable Inc.Rocket Software, originally Martin PhillipsSQream TechnologiesSTS Soft SC
Initial release2009199320172011
Current release0.9.8.11, March 20163.4-122022.1.6, December 20224.0.8, September 2015
License infoCommercial or Open SourceOpen Source infoGNU version 3. Commercial license availableOpen Source infoGPLv2, extended commercial license availablecommercialOpen Source infoGPLv2, commercial license available
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++, CUDA, Haskell, Java, ScalaC#
Server operating systemsLinux
OS X
Windows infoan inofficial Windows port is available
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
LinuxWindows
Data schemeschema-freeyes infowith some exceptionsyesyes
Typing infopredefined data types such as float or datenoyes, ANSI Standard SQL Typesyes infoprimitive types and user defined types (classes)
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 indexesrestricted infoonly exact value or prefix value scansyesnono
SQL infoSupport of SQLnonoyesno
APIs and other access methodsC++ API
Thrift
.Net
JDBC
ODBC
.NET Client API
Supported programming languagesC++
Java
Perl
PHP
Python
Ruby
.Net
Basic
C
Java
Objective C
PHP
Python
C++
Java
JavaScript (Node.js)
Python
C#
Java
Server-side scripts infoStored proceduresnoyesuser defined functions in Pythonno
Triggersnoyesnono
Partitioning methods infoMethods for storing different data on different nodesShardingyeshorizontal and vertical partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor on file system levelyesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
User concepts infoAccess controlnoAccess rights can be defined down to the item levelno

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More resources
HypertableOpenQM infoalso called QMSQream DBSTSdb
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