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DBMS > CouchDB vs. IBM Cloudant vs. Neo4j vs. PouchDB vs. Weaviate

System Properties Comparison CouchDB vs. IBM Cloudant vs. Neo4j vs. PouchDB vs. Weaviate

Editorial information provided by DB-Engines
NameCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonIBM Cloudant  Xexclude from comparisonNeo4j  Xexclude from comparisonPouchDB  Xexclude from comparisonWeaviate  Xexclude from comparison
DescriptionA native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.Database as a Service offering based on Apache CouchDBScalable, ACID-compliant graph database designed with a high-performance distributed cluster architecture, available in self-hosted and cloud offeringsJavaScript DBMS with an API inspired by CouchDBAn AI-native realtime vector database engine that integrates scalable machine learning models.
Primary database modelDocument storeDocument storeGraph DBMSDocument storeVector DBMS
Secondary database modelsSpatial DBMS infousing the Geocouch extension
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score8.30
Rank#47  Overall
#7  Document stores
Score2.75
Rank#104  Overall
#19  Document stores
Score44.89
Rank#21  Overall
#1  Graph DBMS
Score2.34
Rank#112  Overall
#21  Document stores
Score1.52
Rank#153  Overall
#5  Vector DBMS
Websitecouchdb.apache.orgwww.ibm.com/­products/­cloudantneo4j.compouchdb.comgithub.com/­weaviate/­weaviate
weaviate.io
Technical documentationdocs.couchdb.org/­en/­stablecloud.ibm.com/­docs/­Cloudantneo4j.com/­docspouchdb.com/­guidesweaviate.io/­developers/­weaviate
DeveloperApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerIBM, Apache Software Foundation infoIBM acquired Cloudant in February 2014Neo4j, Inc.Apache Software FoundationWeaviate B.V.
Initial release20052010200720122019
Current release3.3.3, December 20235.20, May 20247.1.1, June 20191.19, May 2023
License infoCommercial or Open SourceOpen Source infoApache version 2commercialOpen Source infoGPL version3, commercial licenses availableOpen SourceOpen Source infocommercial license available with Weaviate Enterprise
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Neo4j Aura: Neo4j’s fully managed cloud service: The zero-admin, always-on graph database for cloud developers.
Implementation languageErlangErlangJava, ScalaJavaScriptGo
Server operating systemsAndroid
BSD
Linux
OS X
Solaris
Windows
hostedLinux infoCan also be used server-less as embedded Java database.
OS X
Solaris
Windows
server-less, requires a JavaScript environment (browser, Node.js)
Data schemeschema-freeschema-freeschema-free and schema-optionalschema-freeyes, maps to GraphQL interface
Typing infopredefined data types such as float or datenonoyesnoyes infostring, int, float, geo point, date, cross reference, fuzzy references
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 indexesyes infovia viewsyesyes infopluggable indexing subsystem, by default Apache Luceneyes infovia viewsyes infoall data objects are indexed in a semantic vector space (the Contextionary), all primitive fields are indexed
SQL infoSupport of SQLnonononoGraphQL is used as query language
APIs and other access methodsRESTful HTTP/JSON APIRESTful HTTP/JSON APIBolt protocol
Cypher query language
Java API
Neo4j-OGM infoObject Graph Mapper
RESTful HTTP API
Spring Data Neo4j
TinkerPop 3
HTTP REST infoonly for PouchDB Server
JavaScript API
GraphQL query language
RESTful HTTP/JSON API
Supported programming languagesC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
C#
Java
JavaScript
Objective-C
PHP
Ruby
.Net
Clojure
Elixir
Go
Groovy
Haskell
Java
JavaScript
Perl
PHP
Python
Ruby
Scala
JavaScriptJavaScript / TypeScript
Python
Server-side scripts infoStored proceduresView functions in JavaScriptView functions (Map-Reduce) in JavaScriptyes infoUser defined Procedures and FunctionsView functions in JavaScriptno
Triggersyesyesyes infovia event handleryesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoimproved architecture with release 2.0Shardingyes using Neo4j FabricSharding infowith a proxy-based framework, named couchdb-loungeSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
Multi-source replication
Source-replica replication
Causal Clustering using Raft protocol infoavailable in in Enterprise Version onlyMulti-source replication infoalso with CouchDB databases
Source-replica replication infoalso with CouchDB databases
yes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesyesnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual ConsistencyCausal and Eventual Consistency configurable in Causal Cluster setup
Immediate Consistency in stand-alone mode
Eventual ConsistencyEventual Consistency
Foreign keys infoReferential integritynonoyes infoRelationships in graphsnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single document possibleno infoatomic operations within a document possibleACIDnono
Concurrency infoSupport for concurrent manipulation of datayes infostrategy: optimistic lockingyes infoOptimistic lockingyesyes
Durability infoSupport for making data persistentyesyesyesyes 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.nonoyesyes
User concepts infoAccess controlAccess rights for users can be defined per databaseAccess rights for users can be defined per databaseUsers, roles and permissions. Pluggable authentication with supported standards (LDAP, Active Directory, Kerberos)noAPI Keys
OpenID Connect Discovery
More information provided by the system vendor
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"IBM CloudantNeo4jPouchDBWeaviate
Specific characteristicsNeo4j delivers graph technology that has been battle tested for performance and scale...
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Weaviate is an open source vector database that is robust, scalable, cloud-native,...
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Competitive advantagesNeo4j is the market leader, graph database category creator, and the most widely...
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Flexible deployment - Free, open source or fully-managed cloud vector database service...
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Typical application scenariosReal-Time Recommendations Master Data Management Identity and Access Management Network...
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As a database supporting the development of generative AI and semantic search applications...
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Key customersOver 800 commercial customers and over 4300 startups use Neo4j. Flagship customers...
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All companies that have data. ​
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Market metricsNeo4j boasts the world's largest graph database ecosystem with more than 140 million...
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As of mid 2023: Over 2 million open source downloads 3500+ Weaviate Slack community...
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Licensing and pricing modelsGPL v3 license that can be used all the places where you might use MySQL. Neo4j Commercial...
» more
Weaviate is open-source, and free to use. Weaviate is also available as a fully managed...
» more
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