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DBMS > PouchDB vs. Tkrzw vs. YTsaurus

System Properties Comparison PouchDB vs. Tkrzw vs. YTsaurus

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Editorial information provided by DB-Engines
NamePouchDB  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparisonYTsaurus  Xexclude from comparison
DescriptionJavaScript DBMS with an API inspired by CouchDBA concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto CabinetYTsaurus is an open source platform for distributed storage and processing.
Primary database modelDocument storeKey-value storeDocument store
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.34
Rank#112  Overall
#21  Document stores
Score0.07
Rank#372  Overall
#57  Key-value stores
Score0.21
Rank#324  Overall
#45  Document stores
#48  Key-value stores
Websitepouchdb.comdbmx.net/­tkrzwytsaurus.tech
Technical documentationpouchdb.com/­guidesytsaurus.tech/­docs/­en
DeveloperApache Software FoundationMikio HirabayashiYandex
Initial release201220202023
Current release7.1.1, June 20190.9.3, August 2020
License infoCommercial or Open SourceOpen SourceOpen Source infoApache Version 2.0Open Source infoApache License, Version 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptC++C++
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
macOS
Ubuntu
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or datenonoyes
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.nonono
Secondary indexesyes infovia views
SQL infoSupport of SQLnonoYQL, an SQL-based language, is supported
APIs and other access methodsHTTP REST infoonly for PouchDB Server
JavaScript API
Supported programming languagesJavaScriptC++
Java
Python
Ruby
C++
Go
Java
JavaScript
Python
Server-side scripts infoStored proceduresView functions in JavaScriptno
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infowith a proxy-based framework, named couchdb-loungenoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
noneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoby using IndexedDB, WebSQL or LevelDB as backendyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes infousing specific database classes
User concepts infoAccess controlnonoAccess Control Lists

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More resources
PouchDBTkrzw infoSuccessor of Tokyo Cabinet and Kyoto CabinetYTsaurus
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