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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 infomeasures the popularity of database management systemsranking trend
Trend Chart
Score28.53
Rank#24  Overall
#2  Key-value stores
Websitewww.memcached.org
Technical documentationgithub.com/­memcached/­memcached/­wiki
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournal
Initial release2003
Current release1.4.39, July 2017
License infoCommercial or Open SourceOpen Source infoBSD license
Cloud-based 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 (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 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

Pathetic patching leaves over 70000 Memcached servers still up for grabs
24 July 2017, The Register

70000 Memcached Servers Can Be Hacked Using Eight-Month-Old Flaws
24 July 2017, Linux.com (blog)

70 тысяч серверов memcached в интернете подвержены уязвимости 8-месячной давности
24 July 2017, Nixp.Ru

Более 70 тыс. серверов Memcached позволяют удаленное выполнение кода
18 July 2017, securitylab

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

provided by Google News

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