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DBMS > Dragonfly vs. RethinkDB vs. Sequoiadb vs. SwayDB vs. Tkrzw

System Properties Comparison Dragonfly vs. RethinkDB vs. Sequoiadb vs. SwayDB vs. Tkrzw

Editorial information provided by DB-Engines
NameDragonfly  Xexclude from comparisonRethinkDB  Xexclude from comparisonSequoiadb  Xexclude from comparisonSwayDB  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparison
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.NewSQL database with distributed OLTP and SQLAn embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storageA concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto Cabinet
Primary database modelKey-value storeDocument storeDocument store
Relational DBMS
Key-value storeKey-value store
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
Score0.50
Rank#258  Overall
#41  Document stores
#120  Relational DBMS
Score0.04
Rank#387  Overall
#61  Key-value stores
Score0.07
Rank#372  Overall
#57  Key-value stores
Websitegithub.com/­dragonflydb/­dragonfly
www.dragonflydb.io
rethinkdb.comwww.sequoiadb.comswaydb.simer.audbmx.net/­tkrzw
Technical documentationwww.dragonflydb.io/­docsrethinkdb.com/­docswww.sequoiadb.com/­en/­index.php?m=Files&a=index
DeveloperDragonflyDB team and community contributorsThe Linux Foundation infosince July 2017Sequoiadb Ltd.Simer PlahaMikio Hirabayashi
Initial release20232009201320182020
Current release1.0, March 20232.4.1, August 20200.9.3, August 2020
License infoCommercial or Open SourceOpen Source infoBSL 1.1Open Source infoApache Version 2Open Source infoServer: AGPL; Client: Apache V2Open Source infoGNU Affero GPL V3.0Open Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++C++ScalaC++
Server operating systemsLinuxLinux
OS X
Windows
LinuxLinux
macOS
Data schemescheme-freeschema-freeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or datestrings, hashes, lists, sets, sorted sets, bit arraysyes infostring, binary, float, bool, date, geometryyes infooid, date, timestamp, binary, regexnono
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.nonononono
Secondary indexesnoyesyesno
SQL infoSupport of SQLnonoSQL-like query languagenono
APIs and other access methodsProprietary protocol infoRESP - REdis Serialization Protocolproprietary protocol using JSON
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
.Net
C++
Java
PHP
Python
Java
Kotlin
Scala
C++
Java
Python
Ruby
Server-side scripts infoStored proceduresLuaJavaScriptnono
Triggerspublish/subscribe channels provide some trigger functionalityClient-side triggers through changefeedsnonono
Partitioning methods infoMethods for storing different data on different nodesSharding inforange basedShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationSource-replica replicationSource-replica replicationnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of command blocks and scriptsAtomic single-document operationsDocument is locked during a transactionAtomic execution of operations
Concurrency infoSupport for concurrent manipulation of datayes, strict serializability by the serveryes infoMVCC basedyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnonoyesyes infousing specific database classes
User concepts infoAccess controlPassword-based authenticationyes infousers and table-level permissionssimple password-based access controlnono

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More resources
DragonflyRethinkDBSequoiadbSwayDBTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet
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