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DBMS > Dragonfly vs. IBM Cloudant vs. JaguarDB vs. Memcached vs. SwayDB

System Properties Comparison Dragonfly vs. IBM Cloudant vs. JaguarDB vs. Memcached vs. SwayDB

Editorial information provided by DB-Engines
NameDragonfly  Xexclude from comparisonIBM Cloudant  Xexclude from comparisonJaguarDB  Xexclude from comparisonMemcached  Xexclude from comparisonSwayDB  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 instanceDatabase as a Service offering based on Apache CouchDBPerformant, highly scalable DBMS for AI and IoT applicationsIn-memory key-value store, originally intended for cachingAn embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storage
Primary database modelKey-value storeDocument storeKey-value store
Vector DBMS
Key-value storeKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.41
Rank#266  Overall
#38  Key-value stores
Score2.68
Rank#106  Overall
#20  Document stores
Score0.00
Rank#383  Overall
#60  Key-value stores
#13  Vector DBMS
Score19.42
Rank#32  Overall
#4  Key-value stores
Score0.00
Rank#382  Overall
#59  Key-value stores
Websitegithub.com/­dragonflydb/­dragonfly
www.dragonflydb.io
www.ibm.com/­products/­cloudantwww.jaguardb.comwww.memcached.orgswaydb.simer.au
Technical documentationwww.dragonflydb.io/­docscloud.ibm.com/­docs/­Cloudantwww.jaguardb.com/­support.htmlgithub.com/­memcached/­memcached/­wiki
DeveloperDragonflyDB team and community contributorsIBM, Apache Software Foundation infoIBM acquired Cloudant in February 2014DataJaguar, Inc.Danga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalSimer Plaha
Initial release20232010201520032018
Current release1.0, March 20233.3 July 20231.6.27, May 2024
License infoCommercial or Open SourceOpen Source infoBSL 1.1commercialOpen Source infoGPL V3.0Open Source infoBSD licenseOpen Source infoGNU Affero GPL V3.0
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++ErlangC++ infothe server part. Clients available in other languagesCScala
Server operating systemsLinuxhostedLinuxFreeBSD
Linux
OS X
Unix
Windows
Data schemescheme-freeschema-freeyesschema-freeschema-free
Typing infopredefined data types such as float or datestrings, hashes, lists, sets, sorted sets, bit arraysnoyesnono
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 indexesnoyesyesnono
SQL infoSupport of SQLnonoA subset of ANSI SQL is implemented infobut no views, foreign keys, triggersnono
APIs and other access methodsProprietary protocol infoRESP - REdis Serialization ProtocolRESTful HTTP/JSON APIJDBC
ODBC
Proprietary protocol
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#
Java
JavaScript
Objective-C
PHP
Ruby
C
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Ruby
Scala
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Java
Kotlin
Scala
Server-side scripts infoStored proceduresLuaView functions (Map-Reduce) in JavaScriptnonono
Triggerspublish/subscribe channels provide some trigger functionalityyesnonono
Partitioning methods infoMethods for storing different data on different nodesShardingShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationMulti-source replication
Source-replica replication
Multi-source replicationnone infoRepcached, a Memcached patch, provides this functionallitynone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual ConsistencyEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonononono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataAtomic execution of command blocks and scriptsno infoatomic operations within a document possiblenonoAtomic execution of operations
Concurrency infoSupport for concurrent manipulation of datayes, strict serializability by the serveryes infoOptimistic lockingyesyesyes
Durability infoSupport for making data persistentyesyesyesnoyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesnonoyes
User concepts infoAccess controlPassword-based authenticationAccess rights for users can be defined per databaserights management via user accountsyes infousing SASL (Simple Authentication and Security Layer) protocolno

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More resources
DragonflyIBM CloudantJaguarDBMemcachedSwayDB
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