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DBMS > GeoMesa vs. Ingres vs. Realm vs. VelocityDB

System Properties Comparison GeoMesa vs. Ingres vs. Realm vs. VelocityDB

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Editorial information provided by DB-Engines
NameGeoMesa  Xexclude from comparisonIngres  Xexclude from comparisonRealm  Xexclude from comparisonVelocityDB  Xexclude from comparison
DescriptionGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.Well established RDBMSA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataA .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database modelSpatial DBMSRelational DBMSDocument storeGraph DBMS
Object oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.86
Rank#205  Overall
#4  Spatial DBMS
Score3.80
Rank#82  Overall
#44  Relational DBMS
Score7.41
Rank#52  Overall
#8  Document stores
Score0.11
Rank#354  Overall
#37  Graph DBMS
#15  Object oriented DBMS
Websitewww.geomesa.orgwww.actian.com/­databases/­ingresrealm.iovelocitydb.com
Technical documentationwww.geomesa.org/­documentation/­stable/­user/­index.htmldocs.actian.com/­ingresrealm.io/­docsvelocitydb.com/­UserGuide
DeveloperCCRi and othersActian CorporationRealm, acquired by MongoDB in May 2019VelocityDB Inc
Initial release20141974 infooriginally developed at University Berkely in early 1970s20142011
Current release5.0.0, May 202411.2, May 20227.x
License infoCommercial or Open SourceOpen Source infoApache License 2.0commercialOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageScalaCC#
Server operating systemsAIX
HP Open VMS
HP-UX
Linux
Solaris
Windows
Android
Backend: server-less
iOS
Windows
Any that supports .NET
Data schemeyesyesyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.nono infobut tools for importing/exporting data from/to XML-files availablenono
Secondary indexesyesyesyesyes
SQL infoSupport of SQLnoyesnono
APIs and other access methods.NET Client API
JDBC
ODBC
proprietary protocol (OpenAPI)
.Net
Supported programming languages.Net
Java infowith Android only
Objective-C
React Native
Swift
.Net
Server-side scripts infoStored proceduresnoyesno inforuns within the applications so server-side scripts are unnecessaryno
Triggersnoyesyes infoChange ListenersCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesdepending on storage layerhorizontal partitioning infoIngres Star to access multiple databases simultaneouslynoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesdepending on storage layerIngres Replicatornone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemdepending on storage layerImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoMVCCyes
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.depending on storage layernoyes infoIn-Memory realmyes
User concepts infoAccess controlyes infodepending on the DBMS used for storagefine grained access rights according to SQL-standardyesBased on Windows Authentication

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More resources
GeoMesaIngresRealmVelocityDB
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