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DBMS > PouchDB vs. XAP

System Properties Comparison PouchDB vs. XAP

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Editorial information provided by DB-Engines
NamePouchDB  Xexclude from comparisonXAP  Xexclude from comparison
DescriptionJavaScript DBMS with an API inspired by CouchDBHigh performant in-memory data grid for mission critical applications. Insight Edge from the same company extends XAP for AI/ML support, BI and other interfaces
Primary database modelDocument storeDocument store
Key-value store infoValues are user defined objects
Secondary database modelsObject oriented DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score2.79
Rank#91  Overall
#16  Document stores
Score0.84
Rank#164  Overall
#24  Document stores
#29  Key-value stores
Websitepouchdb.comwww.gigaspaces.com/­products/­xap
Technical documentationpouchdb.com/­guidesdocs.gigaspaces.com/­latest/­landing.html
DeveloperApache Software FoundationGigaspaces Technologies
Initial release20122000
Current release7.1.1, June 201914.5.0, June 2019
License infoCommercial or Open SourceOpen SourceOpen Source infoApache Version 2; Commercial licenses available
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaScriptJava, C++, .Net
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)Linux
macOS
Solaris
Windows
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or datenoyes
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.nono infoXML can be used for describing objects metadata
Secondary indexesyes infovia viewsyes
SQL infoSupport of SQLnoSQL-like query language and DML statements
APIs and other access methodsHTTP REST infoonly for PouchDB Server
JavaScript API
GigaSpaces LRMI
Hibernate
JCache
JDBC
JPA
ODBC
RESTful HTTP API
Spring Data
Supported programming languagesJavaScript.Net
C++
Java
Server-side scripts infoStored proceduresView functions in JavaScriptyes
Triggersyesyes infoEvent Listeners
Partitioning methods infoMethods for storing different data on different nodesSharding infowith a proxy-based framework, named couchdb-loungeSharding infoHash based
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-master replication infoalso with CouchDB databases
Master-slave replication infoalso with CouchDB databases
Master-master replication infosynchronous or asynchronous
Master-slave replication infosynchronous or asynchronous
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyes infoMap-Reduce pattern can be built with XAP task executors
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency infoConsistency level configurable: ALL, QUORUM, ANY
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentyes infoby using IndexedDB, WebSQL or LevelDB as backendyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlnoRole-based access control

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More resources
PouchDBXAP
DB-Engines blog posts

New kids on the block: database management systems implemented in JavaScript
1 December 2014, Matthias Gelbmann

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Recent citations in the news

Getting Started with PouchDB Client-Side JavaScript Database
7 September 2016, SitePoint

Synchronizing Offline App Data with PouchDB
25 September 2015, SitePoint

Create Offline Web Apps Using Service Workers & PouchDB
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13 November 2015, DZone News

Create an AngularJS Web Application That Sync's With Couchbase Using PouchDB
29 January 2016, DZone News

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Top 3 In-memory Computing Platforms
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9 August 2016, SiliconANGLE

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11 August 2016, insideBIGDATA

In-Memory Analytics to Boost Flight Ops for Major US Airline
11 April 2016, Datanami

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