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DBMS > Dragonfly vs. RethinkDB vs. TempoIQ vs. Trafodion

System Properties Comparison Dragonfly vs. RethinkDB vs. TempoIQ vs. Trafodion

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Editorial information provided by DB-Engines
NameDragonfly  Xexclude from comparisonRethinkDB  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparisonTrafodion  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.Apache Trafodion has been retired in 2021. Therefore it is excluded from the DB-Engines Ranking.
DescriptionA drop-in Redis replacement that scales vertically to support millions of operations per second and terabyte sized workloads, all on a single instanceDBMS for the Web with a mechanism to push updated query results to applications in realtime.Scalable analytics DBMS for sensor data, provided as a service (SaaS)Transactional SQL-on-Hadoop DBMS
Primary database modelKey-value storeDocument storeTime Series DBMSRelational DBMS
Secondary database modelsSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.49
Rank#261  Overall
#38  Key-value stores
Score2.66
Rank#107  Overall
#20  Document stores
Websitegithub.com/­dragonflydb/­dragonfly
www.dragonflydb.io
rethinkdb.comtempoiq.com (offline)trafodion.apache.org
Technical documentationwww.dragonflydb.io/­docsrethinkdb.com/­docstrafodion.apache.org/­documentation.html
DeveloperDragonflyDB team and community contributorsThe Linux Foundation infosince July 2017TempoIQApache Software Foundation, originally developed by HP
Initial release2023200920122014
Current release1.0, March 20232.4.1, August 20202.3.0, February 2019
License infoCommercial or Open SourceOpen Source infoBSL 1.1Open Source infoApache Version 2commercialOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenonoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++C++, Java
Server operating systemsLinuxLinux
OS X
Windows
Linux
Data schemescheme-freeschema-freeschema-freeyes
Typing infopredefined data types such as float or datestrings, hashes, lists, sets, sorted sets, bit arraysyes infostring, binary, float, bool, date, geometryyesyes
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 indexesnoyesyes
SQL infoSupport of SQLnononoyes
APIs and other access methodsProprietary protocol infoRESP - REdis Serialization ProtocolHTTP APIADO.NET
JDBC
ODBC
Supported programming languagesC
C#
C++
Clojure
D
Dart
Elixir
Erlang
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
Objective-C
Perl
PHP
Python
R
Ruby
Rust
Scala
Swift
Tcl
C infocommunity-supported driver
C# infocommunity-supported driver
C++ infocommunity-supported driver
Clojure infocommunity-supported driver
Dart infocommunity-supported driver
Erlang infocommunity-supported driver
Go infocommunity-supported driver
Haskell infocommunity-supported driver
Java infoofficial driver
JavaScript (Node.js) infoofficial driver
Lisp infocommunity-supported driver
Lua infocommunity-supported driver
Objective-C infocommunity-supported driver
Perl infocommunity-supported driver
PHP infocommunity-supported driver
Python infoofficial driver
Ruby infoofficial driver
Scala infocommunity-supported driver
C#
Java
JavaScript infoNode.js
Python
Ruby
All languages supporting JDBC/ODBC/ADO.Net
Server-side scripts infoStored proceduresLuanoJava Stored Procedures
Triggerspublish/subscribe channels provide some trigger functionalityClient-side triggers through changefeedsyes infoRealtime Alertsno
Partitioning methods infoMethods for storing different data on different nodesSharding inforange basedSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationSource-replica replicationyes, via HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnoyes infovia user defined functions and HBase
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of command blocks and scriptsAtomic single-document operationsnoACID
Concurrency infoSupport for concurrent manipulation of datayes, strict serializability by the serveryes infoMVCC basedyesyes
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.yesnonono
User concepts infoAccess controlPassword-based authenticationyes infousers and table-level permissionssimple authentication-based access controlfine grained access rights according to SQL-standard

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More resources
DragonflyRethinkDBTempoIQ infoformerly TempoDBTrafodion
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