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DBMS > CouchDB vs. H2GIS vs. Kyligence Enterprise vs. NebulaGraph vs. Weaviate

System Properties Comparison CouchDB vs. H2GIS vs. Kyligence Enterprise vs. NebulaGraph vs. Weaviate

Editorial information provided by DB-Engines
NameCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonH2GIS  Xexclude from comparisonKyligence Enterprise  Xexclude from comparisonNebulaGraph  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.Spatial extension of H2A distributed analytics engine for big data, built on top of Apache KylinA distributed, linear scalable, high perfomant Graph DBMSAn AI-native realtime vector database engine that integrates scalable machine learning models.
Primary database modelDocument storeSpatial DBMSRelational DBMSGraph DBMSVector DBMS
Secondary database modelsSpatial DBMS infousing the Geocouch extensionRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score9.30
Rank#45  Overall
#7  Document stores
Score0.00
Rank#383  Overall
#7  Spatial DBMS
Score0.40
Rank#269  Overall
#124  Relational DBMS
Score2.14
Rank#120  Overall
#10  Graph DBMS
Score1.73
Rank#143  Overall
#5  Vector DBMS
Websitecouchdb.apache.orgwww.h2gis.orgkyligence.io/­kyligence-enterprisegithub.com/­vesoft-inc/­nebula
www.nebula-graph.io
github.com/­weaviate/­weaviate
weaviate.io
Technical documentationdocs.couchdb.org/­en/­stablewww.h2gis.org/­docs/­homedocs.nebula-graph.ioweaviate.io/­developers/­weaviate
DeveloperApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerCNRSKyligence, Inc.Vesoft Inc.Weaviate B.V.
Initial release20052013201620192019
Current release3.3.3, December 20231.19, May 2023
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source infoLGPL 3.0commercialOpen Source infoApache Version 2.0 + Common Clause 1.0Open Source infocommercial license available with Weaviate Enterprise
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageErlangJavaJavaC++Go
Server operating systemsAndroid
BSD
Linux
OS X
Solaris
Windows
LinuxLinux
Data schemeschema-freeyesyesStrong typed schemayes, maps to GraphQL interface
Typing infopredefined data types such as float or datenoyesyesyesyes 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.nonononono
Secondary indexesyes infovia viewsyesyesyes infoNebula Graph internally uses the Key-Value store RocksDB for persistency. The vertices, edges, and their properties are stored as Key while their values are stored as Value. The primary indexes are per Key and secondary indexes are per Value.yes infoall data objects are indexed in a semantic vector space (the Contextionary), all primitive fields are indexed
SQL infoSupport of SQLnoyesANSI SQL for queries (using Apache Calcite)SQL-like query languageGraphQL is used as query language
APIs and other access methodsRESTful HTTP/JSON APIJDBC
ODBC
RESTful HTTP API
Browser interface
console (shell)
Cypher Query Language
GO Object Graph Mapper
Java Object Graph Mapper
NGBatis infoORM framework for NebulaGraph and Spring-Boot
Proprietary native API
Python Object Graph Mapper
Query language nGQL
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
Java.Net
C++
Go
Java
PHP
Python
JavaScript / TypeScript
Python
Server-side scripts infoStored proceduresView functions in JavaScriptyes infobased on H2user defined functionsno
Triggersyesyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoimproved architecture with release 2.0noneShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
yes infobased on H2Causal Clustering using Raft protocolyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnoyesnono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integritynoyesyes infoRelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single document possibleACIDACIDno
Concurrency infoSupport for concurrent manipulation of datayes infostrategy: optimistic lockingyes, multi-version concurrency control (MVCC)yesyesyes
Durability infoSupport for making data persistentyesyesyesyes infousing RocksDByes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesnoyesyes
User concepts infoAccess controlAccess rights for users can be defined per databaseyes infobased on H2Role-based access controlAPI Keys
OpenID Connect Discovery
More information provided by the system vendor
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"H2GISKyligence EnterpriseNebulaGraphWeaviate
Specific characteristicsNebulaGraph is a truly distributed, linearly scalable, lightning-fast graph database,...
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Weaviate is an open source vector database that is robust, scalable, cloud-native,...
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Competitive advantagesNebulaGraph boasts the world's only graph database solution that is able to host...
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Flexible deployment - Free, open source or fully-managed cloud vector database service...
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Typical application scenariosSocial networking Fraud detection Knowledge graph Data warehouse management Anti...
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As a database supporting the development of generative AI and semantic search applications...
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Key customersCompanies from a variety of industries have implemented NebulaGraph Database in production,...
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All companies that have data. ​
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Market metricsAt our very early stage, NebulaGraph has already received over 10,000 stars on GitHub...
» more
As of mid 2023: Over 2 million open source downloads 3500+ Weaviate Slack community...
» more
Licensing and pricing modelsNebulaGraph is open source and free to use under Apache 2.0 license.
» more
Weaviate is open-source, and free to use. Weaviate is also available as a fully managed...
» more

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CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"H2GISKyligence EnterpriseNebulaGraphWeaviate
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