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DBMS > LokiJS vs. PouchDB vs. searchxml vs. SurrealDB

System Properties Comparison LokiJS vs. PouchDB vs. searchxml vs. SurrealDB

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Editorial information provided by DB-Engines
NameLokiJS  Xexclude from comparisonPouchDB  Xexclude from comparisonsearchxml  Xexclude from comparisonSurrealDB  Xexclude from comparison
DescriptionIn-memory JavaScript DBMSJavaScript DBMS with an API inspired by CouchDBDBMS for structured and unstructured content wrapped with an application serverA fully ACID transactional, developer-friendly, multi-model DBMS
Primary database modelDocument storeDocument storeNative XML DBMS
Search engine
Document store
Graph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.44
Rank#256  Overall
#40  Document stores
Score2.18
Rank#114  Overall
#21  Document stores
Score0.00
Rank#385  Overall
#7  Native XML DBMS
#24  Search engines
Score1.11
Rank#174  Overall
#30  Document stores
#17  Graph DBMS
Websitegithub.com/­techfort/­LokiJSpouchdb.comwww.searchxml.net/­category/­productssurrealdb.com
Technical documentationtechfort.github.io/­LokiJSpouchdb.com/­guideswww.searchxml.net/­support/­handoutssurrealdb.com/­docs
DeveloperApache Software Foundationinformationpartners gmbhSurrealDB Ltd
Initial release2014201220152022
Current release7.1.1, June 20191.0v1.5.0, May 2024
License infoCommercial or Open SourceOpen SourceOpen SourcecommercialOpen Source
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScriptJavaScriptC++Rust
Server operating systemsserver-less, requires a JavaScript environment (browser, Node.js)server-less, requires a JavaScript environment (browser, Node.js)WindowsLinux
macOS
Windows
Data schemeschema-freeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or datenonoyesyes
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.nonoyes
Secondary indexesyes infovia viewsyes infovia viewsyes
SQL infoSupport of SQLnononoSQL-like query language
APIs and other access methodsJavaScript APIHTTP REST infoonly for PouchDB Server
JavaScript API
RESTful HTTP API
WebDAV
XQuery
XSLT
GraphQL
RESTful HTTP API
WebSocket
Supported programming languagesJavaScriptJavaScriptC++ infomost other programming languages supported via APIsDeno
Go
JavaScript (Node.js)
Rust
Server-side scripts infoStored proceduresView functions in JavaScriptView functions in JavaScriptyes infoon the application server
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infowith a proxy-based framework, named couchdb-loungenone
Replication methods infoMethods for redundantly storing data on multiple nodesnoneMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
yes infosychronisation to multiple collections
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemnoneEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single collection possiblenomultiple readers, single writerACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyes infoSerialization of a DB in a Node.JS/Cordova/PhoneGap environment. Usage of the IndexedDB-API in a browser.yes 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.yesyesno
User concepts infoAccess controlnonoDomain, group and role-based access control at the document level and for application servicesyes, based on authentication and database rules

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More resources
LokiJSPouchDBsearchxmlSurrealDB
DB-Engines blog posts

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

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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

LokiJS - A JavaScript Database
18 November 2014, iProgrammer

provided by Google News

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

Create Offline Web Apps Using Service Workers & PouchDB
7 March 2017, SitePoint

Building an Offline First App with PouchDB
10 March 2014, SitePoint

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SurrealDB Delivers Future-Ready Database Technology for Developers and Enterprises with Release of SurrealDB 2.0
17 September 2024, Business Wire

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18 June 2024, TechCrunch

Multi-model database startup SurrealDB raises $20M and announces cloud beta access
18 June 2024, SiliconANGLE News

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20 June 2024, Datanami

SurrealDB Raises $20 Million to Disrupt Database Tech; Introduces New Cloud Beta Access
18 June 2024, PR Newswire

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