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DBMS > BigObject vs. GeoMesa vs. Realm vs. SpaceTime

System Properties Comparison BigObject vs. GeoMesa vs. Realm vs. SpaceTime

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Editorial information provided by DB-Engines
NameBigObject  Xexclude from comparisonGeoMesa  Xexclude from comparisonRealm  Xexclude from comparisonSpaceTime  Xexclude from comparison
DescriptionAnalytic DBMS for real-time computations and queriesGeoMesa is a distributed spatio-temporal DBMS based on various systems as storage layer.A DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataSpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database modelRelational DBMS infoa hierachical model (tree) can be imposedSpatial DBMSDocument storeSpatial DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.13
Rank#342  Overall
#150  Relational DBMS
Score0.81
Rank#214  Overall
#4  Spatial DBMS
Score7.71
Rank#52  Overall
#9  Document stores
Score0.00
Rank#396  Overall
#8  Spatial DBMS
Websitebigobject.iowww.geomesa.orgrealm.iowww.mireo.com/­spacetime
Technical documentationdocs.bigobject.iowww.geomesa.org/­documentation/­stable/­user/­index.htmlrealm.io/­docs
DeveloperBigObject, Inc.CCRi and othersRealm, acquired by MongoDB in May 2019Mireo
Initial release2015201420142020
Current release4.0.5, February 2024
License infoCommercial or Open Sourcecommercial infofree community edition availableOpen Source infoApache License 2.0Open Sourcecommercial
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 languageScalaC++
Server operating systemsLinux infodistributed as a docker-image
OS X infodistributed as a docker-image (boot2docker)
Windows infodistributed as a docker-image (boot2docker)
Android
Backend: server-less
iOS
Windows
Linux
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.nononono
Secondary indexesyesyesyesno
SQL infoSupport of SQLSQL-like DML and DDL statementsnonoA subset of ANSI SQL is implemented
APIs and other access methodsfluentd
ODBC
RESTful HTTP API
RESTful HTTP API
Supported programming languages.Net
Java infowith Android only
Objective-C
React Native
Swift
C#
C++
Python
Server-side scripts infoStored proceduresLuanono inforuns within the applications so server-side scripts are unnecessaryno
Triggersnonoyes infoChange Listenersno
Partitioning methods infoMethods for storing different data on different nodesnonedepending on storage layernoneFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesnonedepending on storage layernoneReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemnonedepending on storage layerImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyes infoautomatically between fact table and dimension tablesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACIDno
Concurrency infoSupport for concurrent manipulation of datayes infoRead/write lock on objects (tables, trees)yesyes
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.yesdepending on storage layeryes infoIn-Memory realmno
User concepts infoAccess controlnoyes infodepending on the DBMS used for storageyesyes

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More resources
BigObjectGeoMesaRealmSpaceTime
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