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DBMS > CouchDB vs. Hyprcubd vs. NuoDB vs. OpenMLDB vs. TimescaleDB

System Properties Comparison CouchDB vs. Hyprcubd vs. NuoDB vs. OpenMLDB vs. TimescaleDB

Editorial information provided by DB-Engines
NameCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonHyprcubd  Xexclude from comparisonNuoDB  Xexclude from comparisonOpenMLDB  Xexclude from comparisonTimescaleDB  Xexclude from comparison
Hyprcubd seems to be discontinued. Therefore it is excluded from the DB-Engines ranking.
DescriptionA native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.Serverless Time Series DBMSNuoDB is a webscale distributed database that supports SQL and ACID transactionsAn open-source machine learning database that provides a feature platform for training and inferenceA time series DBMS optimized for fast ingest and complex queries, based on PostgreSQL
Primary database modelDocument storeTime Series DBMSRelational DBMSTime Series DBMSTime Series DBMS
Secondary database modelsSpatial DBMS infousing the Geocouch extensionRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score8.30
Rank#47  Overall
#7  Document stores
Score0.94
Rank#197  Overall
#92  Relational DBMS
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Score4.46
Rank#71  Overall
#5  Time Series DBMS
Websitecouchdb.apache.orghyprcubd.com (offline)www.3ds.com/­nuodb-distributed-sql-databaseopenmldb.aiwww.timescale.com
Technical documentationdocs.couchdb.org/­en/­stabledoc.nuodb.comopenmldb.ai/­docs/­zh/­maindocs.timescale.com
DeveloperApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerHyprcubd, Inc.Dassault Systèmes infooriginally NuoDB, Inc.4 Paradigm Inc.Timescale
Initial release2005201320202017
Current release3.3.3, December 20232024-2 February 20242.15.0, May 2024
License infoCommercial or Open SourceOpen Source infoApache version 2commercialcommercial infolimited edition freeOpen SourceOpen Source infoApache 2.0
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageErlangGoC++C++, Java, ScalaC
Server operating systemsAndroid
BSD
Linux
OS X
Solaris
Windows
hostedhosted infoAmazon EC2, Windows Azure, SoftLayer
Linux
OS X
Windows
LinuxLinux
OS X
Windows
Data schemeschema-freeyesyesFixed schemayes
Typing infopredefined data types such as float or datenoyes infotime, int, uint, float, stringyesyesnumerics, strings, booleans, arrays, JSON blobs, geospatial dimensions, currencies, binary data, other complex data types
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.nonononoyes
Secondary indexesyes infovia viewsnoyesyesyes
SQL infoSupport of SQLnoSQL-like query languageyesyesyes infofull PostgreSQL SQL syntax
APIs and other access methodsRESTful HTTP/JSON APIgRPC (https)ADO.NET
JDBC
ODBC
JDBC
SQLAlchemy
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
Supported programming languagesC
C#
ColdFusion
Erlang
Haskell
Java
JavaScript
Lisp
Lua
Objective-C
OCaml
Perl
PHP
PL/SQL
Python
Ruby
Smalltalk
.Net
C
C++
Go
Java
JavaScript
JavaScript (Node.js)
PHP
Python
Ruby
C++
Go
Java
Python
Scala
.Net
C
C++
Delphi
Java infoJDBC
JavaScript
Perl
PHP
Python
R
Ruby
Scheme
Tcl
Server-side scripts infoStored proceduresView functions in JavaScriptnoJava, SQLnouser defined functions, PL/pgSQL, PL/Tcl, PL/Perl, PL/Python, PL/Java, PL/PHP, PL/R, PL/Ruby, PL/Scheme, PL/Unix shell
Triggersyesnoyesnoyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoimproved architecture with release 2.0data is dynamically stored/cached on the nodes where it is read/writtenhorizontal partitioningyes, across time and space (hash partitioning) attributes
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
yes infoManaged transparently by NuoDBSource-replica replicationSource-replica replication with hot standby and reads on replicas info
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyesnoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single document possiblenoACID infotunable commit protocolnoACID
Concurrency infoSupport for concurrent manipulation of datayes infostrategy: optimistic lockingnoyes infoMVCCyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonoyes infoTemporary tableyesno
User concepts infoAccess controlAccess rights for users can be defined per databasetoken accessStandard SQL roles/ privileges, Administrative Usersfine grained access rights according to SQL-standardfine grained access rights according to SQL-standard

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More resources
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"HyprcubdNuoDBOpenMLDBTimescaleDB
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