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DBMS > Memcached

Memcached System Properties

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

Editorial information provided by DB-Engines
NameMemcached
DescriptionIn-memory key-value store, originally intended for caching
Primary database modelKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score29.54
Rank#24  Overall
#3  Key-value stores
Websitewww.memcached.org
Technical documentationgithub.com/­memcached/­memcached/­wiki
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournal
Initial release2003
Current release1.5.12, November 2018
License infoCommercial or Open SourceOpen Source infoBSD license
Cloud-based only infoOnly available as a cloud serviceno
Implementation languageC
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
Data schemeschema-free
Typing infopredefined data types such as float or dateno
Secondary indexesno
SQL infoSupport of SQLno
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 infoStored proceduresno
Triggersno
Partitioning methods infoMethods for storing different data on different nodesnone
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallity
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Foreign keys infoReferential integrityno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano
Concurrency infoSupport for concurrent manipulation of datayes
Durability infoSupport for making data persistentno
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocol

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More resources
Memcached
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Recent citations in the news

2018 In Review: Memcache and Drupalgeddon
20 December 2018, Security Boulevard

Reducing Managed Memcache Cost with NVM
15 January 2019, The Next Platform

Benchmarks! IBM deploys memcaching with flash and 3D XPoint to match DRAM
15 January 2019, Blocks and Files

Caching Beyond RAM: The Case for NVMe
12 January 2019, InfoQ.com

What are memcached servers, and why are they being used to launch record-setting DDoS attacks?
6 March 2018, GeekWire

provided by Google News

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