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DBMS > CouchDB vs. Immudb vs. Oracle Rdb vs. TigerGraph vs. ToroDB

System Properties Comparison CouchDB vs. Immudb vs. Oracle Rdb vs. TigerGraph vs. ToroDB

Editorial information provided by DB-Engines
NameCouchDB infostands for "Cluster Of Unreliable Commodity Hardware"  Xexclude from comparisonImmudb  Xexclude from comparisonOracle Rdb  Xexclude from comparisonTigerGraph  Xexclude from comparisonToroDB  Xexclude from comparison
ToroDB 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.An open source immutable (append-only) database with cryptographic verification which makes it tamper-resistant and fully auditable.A complete, distributed, parallel graph computing platform supporting web-scale data analytics in real-timeA MongoDB-compatible JSON document store, built on top of PostgreSQL
Primary database modelDocument storeKey-value storeRelational DBMSGraph DBMSDocument store
Secondary database modelsSpatial DBMS infousing the Geocouch extensionRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score7.46
Rank#51  Overall
#7  Document stores
Score0.24
Rank#295  Overall
#42  Key-value stores
Score1.04
Rank#184  Overall
#84  Relational DBMS
Score1.44
Rank#152  Overall
#14  Graph DBMS
Websitecouchdb.apache.orggithub.com/­codenotary/­immudb
immudb.io
www.oracle.com/­database/­technologies/­related/­rdb.htmlwww.tigergraph.comgithub.com/­torodb/­server
Technical documentationdocs.couchdb.org/­en/­stabledocs.immudb.iowww.oracle.com/­database/­technologies/­related/­rdb-doc.htmldocs.tigergraph.com
DeveloperApache Software Foundation infoApache top-level project, originally developed by Damien Katz, a former Lotus Notes developerCodenotaryOracle, originally developed by Digital Equipment Corporation (DEC)8Kdata
Initial release20052020198420172016
Current release3.3.3, December 20231.2.3, April 20227.4.1.1, 2021
License infoCommercial or Open SourceOpen Source infoApache version 2Open Source infoApache Version 2.0commercialcommercialOpen Source infoAGPL-V3
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 languageErlangGoC++Java
Server operating systemsAndroid
BSD
Linux
OS X
Solaris
Windows
BSD
Linux
macOS
Solaris
Windows
z/OS
HP Open VMSLinuxAll OS with a Java 7 VM
Data schemeschema-freeschema-freeFlexible Schema (defined schema, partial schema, schema free)yesschema-free
Typing infopredefined data types such as float or datenoyesyesyes infostring, integer, double, boolean, date, object_id
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 viewsyesyes
SQL infoSupport of SQLnoSQL-like syntaxyesSQL-like query language (GSQL)
APIs and other access methodsRESTful HTTP/JSON APIgRPC protocol
PostgreSQL wire protocol
GSQL (TigerGraph Query Language)
Kafka
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
.Net
Go
Java
JavaScript (Node.js)
Python
C++
Java
Server-side scripts infoStored proceduresView functions in JavaScriptnoyes
Triggersyesnonono
Partitioning methods infoMethods for storing different data on different nodesSharding infoimproved architecture with release 2.0ShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate ConsistencyEventual Consistency
Immediate Consistency
Foreign keys infoReferential integritynonoyesyes infoRelationships in graphsno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoatomic operations within a single document possibleACIDyes, on a single nodeACIDno
Concurrency infoSupport for concurrent manipulation of datayes infostrategy: optimistic lockingyesyesyesyes
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.nononono
User concepts infoAccess controlAccess rights for users can be defined per databaseRole-based access controlAccess rights for users and roles

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More resources
CouchDB infostands for "Cluster Of Unreliable Commodity Hardware"ImmudbOracle RdbTigerGraphToroDB
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