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DBMS > Ehcache vs. LokiJS vs. Pinecone vs. PouchDB

System Properties Comparison Ehcache vs. LokiJS vs. Pinecone vs. PouchDB

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Editorial information provided by DB-Engines
NameEhcache  Xexclude from comparisonLokiJS  Xexclude from comparisonPinecone  Xexclude from comparisonPouchDB  Xexclude from comparison
DescriptionA widely adopted Java cache with tiered storage optionsIn-memory JavaScript DBMSA managed, cloud-native vector databaseJavaScript DBMS with an API inspired by CouchDB
Primary database modelKey-value storeDocument storeVector DBMSDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score4.79
Rank#66  Overall
#8  Key-value stores
Score0.44
Rank#256  Overall
#40  Document stores
Score3.02
Rank#87  Overall
#3  Vector DBMS
Score2.18
Rank#114  Overall
#21  Document stores
Websitewww.ehcache.orggithub.com/­techfort/­LokiJSwww.pinecone.iopouchdb.com
Technical documentationwww.ehcache.org/­documentationtechfort.github.io/­LokiJSdocs.pinecone.io/­docs/­overviewpouchdb.com/­guides
DeveloperTerracotta Inc, owned by Software AGPinecone Systems, IncApache Software Foundation
Initial release2009201420192012
Current release3.10.0, March 20227.1.1, June 2019
License infoCommercial or Open SourceOpen Source infoApache Version 2; commercial licenses availableOpen SourcecommercialOpen Source
Cloud-based only infoOnly available as a cloud servicenonoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaJavaScriptJavaScript
Server operating systemsAll OS with a Java VMserver-less, requires a JavaScript environment (browser, Node.js)hostedserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesnoString, Number, Booleanno
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 indexesnoyes infovia viewsyes infovia views
SQL infoSupport of SQLnononono
APIs and other access methodsJCacheJavaScript APIRESTful HTTP APIHTTP REST infoonly for PouchDB Server
JavaScript API
Supported programming languagesJavaJavaScriptPythonJavaScript
Server-side scripts infoStored proceduresnoView functions in JavaScriptView functions in JavaScript
Triggersyes infoCache Event Listenersyesyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoby using Terracotta ServernoneSharding infowith a proxy-based framework, named couchdb-lounge
Replication methods infoMethods for redundantly storing data on multiple nodesyes infoby using Terracotta ServernoneMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemTunable Consistency (Strong, Eventual, Weak)noneEventual Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datayes infosupports JTA and can work as an XA resourceno infoatomic operations within a single collection possibleno
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infousing a tiered cache-storage approachyes 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.yesyesnoyes
User concepts infoAccess controlnonono

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More resources
EhcacheLokiJSPineconePouchDB
DB-Engines blog posts

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