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DBMS > CouchDB vs. CrateDB

System Properties Comparison CouchDB vs. CrateDB

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Editorial information provided by DB-Engines
NameCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonCrateDB  Xexclude from comparison
DescriptionA native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.Distributed Date Store based on Lucene
Primary database modelDocument storeRelational DBMS
Search engine
Secondary database modelsDocument store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score18.13
Rank#34  Overall
#5  Document stores
Score0.67
Rank#190  Overall
#92  Relational DBMS
#13  Search engines
Websitecouchdb.apache.orgcrate.io
Technical documentationdocs.couchdb.org/­en/­stablecrate.io/­docs
DeveloperApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerCrate
Initial release20052013
Current release2.3.1, March 2019
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source
Cloud-based only infoOnly available as a cloud servicenono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageErlangJava
Server operating systemsAndroid
BSD
Linux
OS X
Solaris
Windows
All OS with a Java 7 VM
Data schemeschema-freeFlexible Schema (defined schema, partial schema, schema 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
Secondary indexesyes infovia viewsyes
SQL infoSupport of SQLnoyes, but no triggers and constraints
APIs and other access methodsRESTful HTTP/JSON APIADO.NET infocommunity maintained client
JDBC
MQTT (Message Queue Telemetry Transport)
PostgreSQL wire protocol
Prometheus Remote Read/Write
RESTful HTTP API
Supported programming languagesC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
Erlang
Go infocommunity maintained client
Java
JavaScript (Node.js) infocommunity maintained client
Perl infocommunity maintained client
PHP
Python
Ruby infocommunity maintained client
Scala infocommunity maintained client
Server-side scripts infoStored proceduresView functions in JavaScriptuser defined functions
Triggersyesno
Partitioning methods infoMethods for storing different data on different nodesSharding infoimproved architecture with release 2.0Sharding
Replication methods infoMethods for redundantly storing data on multiple nodesMaster-master replication
Master-slave replication
selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual Consistency
Read Your Own Writes Consistency infofor primary key lookups
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single document possibleno infounique row identifiers can be used for implementing an optimistic concurrency control strategy
Concurrency infoSupport for concurrent manipulation of datayes infostrategy: optimistic lockingyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nono
User concepts infoAccess controlAccess rights for users can be defined per databaserights management via user accounts
More information provided by the system vendor
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"CrateDB
Specific characteristicsCrateDB is an open source distributed SQL database that spreads data and processing...
» more
Competitive advantagesCrateDB is typically used in operational analytics applications, particularly those...
» more
Typical application scenariosCrateDB is ideal for integrating and analyzing streams of data--often machine-generated--in...
» more
Key customersCrateDB customers include McAfee, Qualtrics , Nokia, NBC Golfnow , Digital Domain...
» more
Market metricsThe CrateDB open source project was started in 2014. CrateDB was the winner of TechCrunch...
» more
Licensing and pricing modelsCrateDB pricing CrateDB Community Edition is open source and free to use under the...
» more

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More resources
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"CrateDB
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Recent citations in the news

How to create your first CouchDB database with Fauxton
8 May 2019, TechRepublic

IBM Adds Kubernetes Operator for CouchDB
26 September 2019, Datanami

Document Databases Software Market [PDF] Outlines the Growth Factors and Current State of Market by 2024: MongoDB, Amazon, ArangoDB, Azure Cosmos DB
24 February 2020, Nyse Nasdaq Live

NoSQL Databases Software Market to Witness Swift Growth Owing to Extensive Demand & Rise in Industrialization by 2025
24 February 2020, Bandera County Courier

How to install CouchDB on CentOS 7
30 April 2019, TechRepublic

provided by Google News

Crate.io unveils new version of CrateDB for IIoT-enabled manufacturers
9 February 2020, Manufacturer.com

Crate.io Releases New Version of CrateDB – the Database Built to Support IoT and IIoT Businesses
5 September 2019, GlobeNewswire

Crate.io Launches CrateDB Cloud on Azure
21 October 2019, GlobeNewswire

Crate.io Receives 2019 IoT Evolution Industrial IoT Product of the Year Award
10 July 2019, GlobeNewswire

Crate.io Releases Commercial Machine Data Platform
20 June 2018, LinuxInsider.com

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