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DBMS > Graph Engine vs. PostGIS vs. SiteWhere

System Properties Comparison Graph Engine vs. PostGIS vs. SiteWhere

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Editorial information provided by DB-Engines
NameGraph Engine infoformer name: Trinity  Xexclude from comparisonPostGIS  Xexclude from comparisonSiteWhere  Xexclude from comparison
DescriptionA distributed in-memory data processing engine, underpinned by a strongly-typed RAM store and a general distributed computation engineSpatial extension of PostgreSQLM2M integration platform for persisting/querying time series data
Primary database modelGraph DBMS
Key-value store
Spatial DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.67
Rank#232  Overall
#21  Graph DBMS
#34  Key-value stores
Score21.72
Rank#29  Overall
#1  Spatial DBMS
Score0.06
Rank#383  Overall
#43  Time Series DBMS
Websitewww.graphengine.iopostgis.netgithub.com/­sitewhere/­sitewhere
Technical documentationwww.graphengine.io/­docs/­manualpostgis.net/­documentationsitewhere1.sitewhere.io/­index.html
DeveloperMicrosoftSiteWhere
Initial release201020052010
Current release3.4.2, February 2024
License infoCommercial or Open SourceOpen Source infoMIT LicenseOpen Source infoGPL v2.0Open 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 language.NET and CCJava
Server operating systems.NETLinux
OS X
Windows
Data schemeyesyespredefined scheme
Typing infopredefined data types such as float or dateyesyesyes
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 indexesyesno
SQL infoSupport of SQLnoyesno
APIs and other access methodsRESTful HTTP APIHTTP REST
Supported programming languagesC#
C++
F#
Visual Basic
Server-side scripts infoStored proceduresyesuser defined functions
Triggersnoyes
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningyes infobased on PostgreSQLSharding infobased on HBase
Replication methods infoMethods for redundantly storing data on multiple nodesyes infobased on PostgreSQLselectable replication factor infobased on HBase
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 integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentoptional: either by committing a write-ahead log (WAL) to the local persistent storage or by dumping the memory to a persistent storageyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnono
User concepts infoAccess controlyes infobased on PostgreSQLUsers with fine-grained authorization concept

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More resources
Graph Engine infoformer name: TrinityPostGISSiteWhere
DB-Engines blog posts

Spatial database management systems
6 April 2021, Matthias Gelbmann

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Recent citations in the news

Trinity
30 October 2010, Microsoft

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13 February 2017, InfoWorld

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