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DBMS > IBM Cloudant vs. LMDB vs. LokiJS vs. Percona Server for MySQL vs. PouchDB

System Properties Comparison IBM Cloudant vs. LMDB vs. LokiJS vs. Percona Server for MySQL vs. PouchDB

Editorial information provided by DB-Engines
NameIBM Cloudant  Xexclude from comparisonLMDB  Xexclude from comparisonLokiJS  Xexclude from comparisonPercona Server for MySQL  Xexclude from comparisonPouchDB  Xexclude from comparison
DescriptionDatabase as a Service offering based on Apache CouchDBA high performant, light-weight, embedded key-value database libraryIn-memory JavaScript DBMSEnhanced drop-in replacement for MySQL based on XtraDB or TokuDB storage engines with improved performance and additional diagnostic and management features.JavaScript DBMS with an API inspired by CouchDB
Primary database modelDocument storeKey-value storeDocument storeRelational DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.68
Rank#106  Overall
#20  Document stores
Score1.99
Rank#125  Overall
#21  Key-value stores
Score0.43
Rank#264  Overall
#42  Document stores
Score2.03
Rank#122  Overall
#57  Relational DBMS
Score2.28
Rank#115  Overall
#21  Document stores
Websitewww.ibm.com/­products/­cloudantwww.symas.com/­symas-embedded-database-lmdbgithub.com/­techfort/­LokiJSwww.percona.com/­software/­mysql-database/­percona-serverpouchdb.com
Technical documentationcloud.ibm.com/­docs/­Cloudantwww.lmdb.tech/­doctechfort.github.io/­LokiJSwww.percona.com/­downloads/­Percona-Server-LATESTpouchdb.com/­guides
DeveloperIBM, Apache Software Foundation infoIBM acquired Cloudant in February 2014SymasPerconaApache Software Foundation
Initial release20102011201420082012
Current release0.9.32, January 20248.0.36-28, 20247.1.1, June 2019
License infoCommercial or Open SourcecommercialOpen SourceOpen SourceOpen Source infoGPL version 2Open Source
Cloud-based only infoOnly available as a cloud serviceyesnononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageErlangCJavaScriptC and C++JavaScript
Server operating systemshostedLinux
Unix
Windows
server-less, requires a JavaScript environment (browser, Node.js)Linuxserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenonoyesno
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.nononoyesno
Secondary indexesyesnoyes infovia viewsyesyes infovia views
SQL infoSupport of SQLnononoyesno
APIs and other access methodsRESTful HTTP/JSON APIJavaScript APIADO.NET
JDBC
ODBC
HTTP REST infoonly for PouchDB Server
JavaScript API
Supported programming languagesC#
Java
JavaScript
Objective-C
PHP
Ruby
.Net
C
C++
Clojure
Go
Haskell
Java
JavaScript (Node.js)
Lisp
Lua
MatLab
Nim
Objective C
OCaml
Perl
PHP
Python
R
Ruby
Rust
Swift
Tcl
JavaScriptAda
C
C#
C++
D
Eiffel
Erlang
Haskell
Java
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
JavaScript
Server-side scripts infoStored proceduresView functions (Map-Reduce) in JavaScriptnoView functions in JavaScriptyesView functions in JavaScript
Triggersyesnoyesyesyes
Partitioning methods infoMethods for storing different data on different nodesShardingnonenoneSharding infowith a proxy-based framework, named couchdb-lounge
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
nonenoneMulti-source replication
Source-replica replication
XtraDB Cluster
Multi-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencynoneImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynononoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a document possibleACIDno infoatomic operations within a single collection possibleACIDno
Concurrency infoSupport for concurrent manipulation of datayes infoOptimistic lockingyesyes
Durability infoSupport for making data persistentyesyesyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yesyes infoby using IndexedDB, WebSQL or LevelDB as backend
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyesyesyes
User concepts infoAccess controlAccess rights for users can be defined per databasenonoUsers with fine-grained authorization concept infono user groups or rolesno

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More resources
IBM CloudantLMDBLokiJSPercona Server for MySQLPouchDB
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