DBMS > CouchDB
CouchDB System Properties
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|Editorial information provided by DB-Engines|
|Name||CouchDB stands for "Cluster Of Unreliable Commodity Hardware"|
|Description||A native JSON - document store inspired by Lotus Notes, scalable from globally distributed server-clusters down to mobile phones.|
|Database model||Document store|
|Developer||Apache Software Foundation Apache top-level project, originally developed by Damien Katz, a former Lotus Notes developer|
|Current release||2.0.0, September 2016|
|License Commercial or Open Source||Open Source Apache version 2|
|Cloud-based Only available as a cloud service||no|
|Server operating systems||Android|
|Typing predefined data types such as float or date||no|
|XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.||no|
|Secondary indexes||yes via views|
|SQL Support of (almost full) SQL standard (DML, DDL and DCL statements)||no|
|APIs and other access methods||RESTful HTTP/JSON API|
|Supported programming languages||C|
|Partitioning methods Methods for storing different data on different nodes||Sharding improved architecture with release 2.0|
|Replication methods Methods for redundantly storing data on multiple nodes||Master-master replication|
|MapReduce Offers an API for user-defined Map/Reduce methods||yes|
|Consistency concepts Methods to ensure consistency in a distributed system||Eventual Consistency|
|Foreign keys Referential integrity||no|
|Transaction concepts Support to ensure data integrity after non-atomic manipulations of data||no atomic operations within a single document possible|
|Concurrency Support for concurrent manipulation of data||yes strategy: optimistic locking|
|Durability Support for making data persistent||yes|
|In-memory capabilities Is there an option to define some or all structures to be held in-memory only.||no|
|User concepts Access control||Access rights for users can be defined per database|
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|CouchDB stands for "Cluster Of Unreliable Commodity Hardware"|
|DB-Engines blog posts|
Couchbase climbs up the DB-Engines Ranking, increasing its popularity by 10% every month Hadoop, CouchDB Next Targets in Wave of Database Attacks ... Attackers start wiping data from CouchDB and Hadoop databases ... Couchbase Mobile Version Adds Sync Gateway Bradley Holt DB Ransom Attacks Spread to CouchDB and Hadoop | Database ... provided by Google News
Hadoop, CouchDB Next Targets in Wave of Database Attacks ...
Attackers start wiping data from CouchDB and Hadoop databases ...
Couchbase Mobile Version Adds Sync Gateway
DB Ransom Attacks Spread to CouchDB and Hadoop | Database ...
provided by Google News