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DBMS > Memcached

Memcached System Properties

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Our visitors often compare Memcached with Redis, MongoDB and NCache.

Editorial information provided by DB-Engines
NameMemcached
DescriptionIn-memory key-value store, originally intended for caching
Database modelKey-value store
DB-Engines Ranking measures the popularity of database management systems
Trend Chart
Score29.41
Rank#24  Overall
#2  Key-value stores
Websitewww.memcached.org
Technical documentationgithub.com/­memcached/­memcached/­wiki
DeveloperDanga Interactive originally developed by Brad Fitzpatrick for LiveJournal
Initial release2003
Current release1.4.36, March 2017
License Commercial or Open SourceOpen Source BSD license
Cloud-based Only available as a cloud serviceno
Implementation languageC
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
Data schemeschema-free
Typing predefined data types such as float or dateno
Secondary indexesno
SQL Support of (almost entire) SQL standard (DML, DDL and DCL statements)no
APIs and other access methodsProprietary protocol
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
Server-side scripts Stored proceduresno
Triggersno
Partitioning methods Methods for storing different data on different nodesnone
Replication methods Methods for redundantly storing data on multiple nodesnone Repcached, a Memcached patch, provides this functionallity
MapReduce Offers an API for user-defined Map/Reduce methodsno
Foreign keys Referential integrityno
Transaction concepts Support to ensure data integrity after non-atomic manipulations of datano
Concurrency Support for concurrent manipulation of datayes
Durability Support for making data persistentno
User concepts Access controlyes using SASL (Simple Authentication and Security Layer) protocol

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More resources
Memcached
DB-Engines blog posts

Redis extends the lead in the DB-Engines key-value store ranking
3 February 2014, Matthias Gelbmann

New DB-Engines Ranking shows the popularity of database management systems
3 October 2012, Matthias Gelbmann, Paul Andlinger

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Recent citations in the news

University of Michigan Demonstrates Novel Memory Disaggregation Technology
27 May 2017, TOP500 News

How to install and enable memcached on Ubuntu and CentOS
6 January 2017, TechRepublic

Move over Memcached and Redis, here comes Netflix's Hollow ...
6 December 2016, InfoWorld

Multiple RCE flaws found in Memcached web speed tool
2 November 2016, The Register

Accelerating Hadoop, Spark, and Memcached with HPC ...
31 March 2017, insideHPC

provided by Google News

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