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DBMS > ITTIA vs. OpenQM vs. SiteWhere

System Properties Comparison ITTIA vs. OpenQM vs. SiteWhere

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Editorial information provided by DB-Engines
NameITTIA  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonSiteWhere  Xexclude from comparison
DescriptionEdge Time Series DBMS with Real-Time Stream ProcessingQpenQM is a high-performance, self-tuning, multi-value DBMSM2M integration platform for persisting/querying time series data
Primary database modelTime Series DBMSMultivalue DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.44
Rank#267  Overall
#23  Time Series DBMS
Score0.34
Rank#284  Overall
#10  Multivalue DBMS
Score0.06
Rank#383  Overall
#43  Time Series DBMS
Websitewww.ittia.comwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmgithub.com/­sitewhere/­sitewhere
Technical documentationsitewhere1.sitewhere.io/­index.html
DeveloperITTIA L.L.C.Rocket Software, originally Martin PhillipsSiteWhere
Initial release200719932010
Current release8.73.4-12
License infoCommercial or Open SourcecommercialOpen Source infoGPLv2, extended commercial license availableOpen Source infoCommon Public Attribution License Version 1.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC and C++Java
Server operating systemsLinux
Windows
AIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Linux
OS X
Windows
Data schemeFixed schemayes infowith some exceptionspredefined scheme
Typing infopredefined data types such as float or dateFloat/Blob/Integer/String/Unicode/Date/Time/Timestamp/Intervalyes
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.noyesno
Secondary indexesyesyesno
SQL infoSupport of SQLyesnono
APIs and other access methodsJDBC
ODBC
RESTful HTTP API
WebSocket
HTTP REST
Supported programming languagesC
C++
JavaScript (Node.js)
Python
.Net
Basic
C
Java
Objective C
PHP
Python
Server-side scripts infoStored proceduresyesyes
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodesyesSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesselectable replication factor infobased on HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayesACIDno
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlDatabase file passwordsAccess rights can be defined down to the item levelUsers with fine-grained authorization concept

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More resources
ITTIAOpenQM infoalso called QMSiteWhere
Recent citations in the news

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