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DBMS > Realm vs. Snowflake vs. Trafodion

System Properties Comparison Realm vs. Snowflake vs. Trafodion

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Editorial information provided by DB-Engines
NameRealm  Xexclude from comparisonSnowflake  Xexclude from comparisonTrafodion  Xexclude from comparison
Apache Trafodion has been retired in 2021. Therefore it is excluded from the DB-Engines Ranking.
DescriptionA DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataCloud-based data warehousing service for structured and semi-structured dataTransactional SQL-on-Hadoop DBMS
Primary database modelDocument storeRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.70
Rank#52  Overall
#9  Document stores
Score125.38
Rank#9  Overall
#6  Relational DBMS
Websiterealm.iowww.snowflake.comtrafodion.apache.org
Technical documentationrealm.io/­docsdocs.snowflake.net/­manuals/­index.htmltrafodion.apache.org/­documentation.html
DeveloperRealm, acquired by MongoDB in May 2019Snowflake Computing Inc.Apache Software Foundation, originally developed by HP
Initial release201420142014
Current release2.3.0, February 2019
License infoCommercial or Open SourceOpen SourcecommercialOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++, Java
Server operating systemsAndroid
Backend: server-less
iOS
Windows
hostedLinux
Data schemeyesyes infosupport of semi-structured data formats (JSON, XML, Avro)yes
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 indexesyesyes
SQL infoSupport of SQLnoyesyes
APIs and other access methodsCLI Client
JDBC
ODBC
ADO.NET
JDBC
ODBC
Supported programming languages.Net
Java infowith Android only
Objective-C
React Native
Swift
JavaScript (Node.js)
Python
All languages supporting JDBC/ODBC/ADO.Net
Server-side scripts infoStored proceduresno inforuns within the applications so server-side scripts are unnecessaryuser defined functionsJava Stored Procedures
Triggersyes infoChange Listenersno infosimilar concept for controling cloud resourcesno
Partitioning methods infoMethods for storing different data on different nodesnoneyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesyes, via HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes infovia user defined functions and HBase
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes
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.yes infoIn-Memory realmnono
User concepts infoAccess controlyesUsers with fine-grained authorization concept, user roles and pluggable authenticationfine grained access rights according to SQL-standard

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

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31 May 2016, EU-Startups

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Snowflake's stock tumbles as CEO Frank Slootman steps down and outlook weakens
28 February 2024, SiliconANGLE News

Snowflake CEO Slootman steps down, Ramaswamy takes over
29 February 2024, TechTarget

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HP Throws Trafodion Hat into OLTP Hadoop Ring
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