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DBMS > BigObject vs. Realm

System Properties Comparison BigObject vs. Realm

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Our visitors often compare BigObject and Realm with PostgreSQL, MySQL and MongoDB.

Editorial information provided by DB-Engines
NameBigObject  Xexclude from comparisonRealm  Xexclude from comparison
DescriptionAnalytic DBMS for real-time computations and queriesA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core Data
Primary database modelRelational DBMS infoa hierachical model (tree) can be imposedDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.20
Rank#330  Overall
#145  Relational DBMS
Score7.96
Rank#55  Overall
#9  Document stores
Websitebigobject.iorealm.io
Technical documentationdocs.bigobject.iorealm.io/­docs
DeveloperBigObject, Inc.Realm, acquired by MongoDB in May 2019
Initial release20152014
License infoCommercial or Open Sourcecommercial infofree community edition availableOpen Source
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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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
Data schemeyesyes
Typing infopredefined data types such as float or dateyesyes
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
Secondary indexesyesyes
SQL infoSupport of SQLSQL-like DML and DDL statementsno
APIs and other access methodsfluentd
ODBC
RESTful HTTP API
Supported programming languages.Net
Java infowith Android only
Objective-C
React Native
Swift
Server-side scripts infoStored proceduresLuano inforuns within the applications so server-side scripts are unnecessary
Triggersnoyes infoChange Listeners
Partitioning methods infoMethods for storing different data on different nodesnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneImmediate Consistency
Foreign keys infoReferential integrityyes infoautomatically between fact table and dimension tablesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayes infoRead/write lock on objects (tables, trees)
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infoIn-Memory realm
User concepts infoAccess controlnoyes

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More resources
BigObjectRealm
DB-Engines blog posts

MySQL, PostgreSQL and Redis are the winners of the March ranking
2 March 2016, Paul Andlinger

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Recent citations in the news

Realm explains the benefits of realtime collaboration for mobile apps
24 October 2016, App Developer Magazine

MongoDB aims to unify developer experience with launch of MongoDB Cloud
9 June 2020, diginomica

provided by Google News



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