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DBMS > OpenQM vs. Percona Server for MySQL vs. SQream DB vs. UniData,UniVerse

System Properties Comparison OpenQM vs. Percona Server for MySQL vs. SQream DB vs. UniData,UniVerse

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Editorial information provided by DB-Engines
NameOpenQM infoalso called QM  Xexclude from comparisonPercona Server for MySQL  Xexclude from comparisonSQream DB  Xexclude from comparisonUniData,UniVerse  Xexclude from comparison
DescriptionQpenQM is a high-performance, self-tuning, multi-value DBMSEnhanced drop-in replacement for MySQL based on XtraDB or TokuDB storage engines with improved performance and additional diagnostic and management features.a GPU-based, columnar RDBMS for big data analytics workloadsMultiValue database and application server with SQL mapping layer and meta database capabilities
Primary database modelMultivalue DBMSRelational DBMSRelational DBMSMultivalue DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.27
Rank#298  Overall
#10  Multivalue DBMS
Score2.03
Rank#122  Overall
#57  Relational DBMS
Score0.70
Rank#227  Overall
#104  Relational DBMS
Score3.16
Rank#97  Overall
#2  Multivalue DBMS
Websitewww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmwww.percona.com/­software/­mysql-database/­percona-serversqream.comwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-unidata
Technical documentationwww.percona.com/­downloads/­Percona-Server-LATESTdocs.sqream.comdocs.rocketsoftware.com/­bundle?cluster=true&labelkey=unidata&labelkey=prod_unidata
DeveloperRocket Software, originally Martin PhillipsPerconaSQream TechnologiesRocket Software
Initial release1993200820171985
Current release3.4-128.0.36-28, 20242022.1.6, December 2022
License infoCommercial or Open SourceOpen Source infoGPLv2, extended commercial license availableOpen Source infoGPL version 2commercialcommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++C++, CUDA, Haskell, Java, ScalaC
Server operating systemsAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
LinuxLinuxAIX
HP-UX
Linux
Solaris
Windows
Data schemeyes infowith some exceptionsyesyesschema-free
Typing infopredefined data types such as float or dateyesyes, ANSI Standard SQL Typesoptional
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.yesyes
Secondary indexesyesyesnoyes
SQL infoSupport of SQLnoyesyesyes
APIs and other access methodsADO.NET
JDBC
ODBC
.Net
JDBC
ODBC
Java API infoJPA
JDBC
ODBC
OLE DB
Proprietary protocol
RESTful HTTP API
SOAP-based API
Supported programming languages.Net
Basic
C
Java
Objective C
PHP
Python
Ada
C
C#
C++
D
Eiffel
Erlang
Haskell
Java
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
C++
Java
JavaScript (Node.js)
Python
.Net
Basic infoU2 Basic
C
Java
Server-side scripts infoStored proceduresyesyesuser defined functions in Pythonyes
Triggersyesyesnoyes infoU2 Basic
Partitioning methods infoMethods for storing different data on different nodesyeshorizontal and vertical partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesMulti-source replication
Source-replica replication
XtraDB Cluster
noneSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDACID infoconfigurable
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlAccess rights can be defined down to the item levelUsers with fine-grained authorization concept infono user groups or rolesAccess rights according to SQL-standard and operating system based

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More resources
OpenQM infoalso called QMPercona Server for MySQLSQream DBUniData,UniVerse
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