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DBMS > Memcached vs. Microsoft Azure Cosmos DB

System Properties Comparison Memcached vs. Microsoft Azure Cosmos DB

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Our visitors often compare Memcached and Microsoft Azure Cosmos DB with Redis, Amazon DynamoDB and MongoDB.

Editorial information provided by DB-Engines
NameMemcached  Xexclude from comparisonMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB  Xexclude from comparison
DescriptionIn-memory key-value store, originally intended for cachingGlobally distributed, horizontally scalable, multi-model database service
Primary database modelKey-value storeDocument store
Graph DBMS
Key-value store
Wide column store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score25.96
Rank#27  Overall
#4  Key-value stores
Score30.73
Rank#25  Overall
#3  Document stores
#2  Graph DBMS
#3  Key-value stores
#3  Wide column stores
Websitewww.memcached.orgazure.microsoft.com/­services/­cosmos-db
Technical documentationgithub.com/­memcached/­memcached/­wikidocs.microsoft.com/­en-us/­azure/­cosmos-db
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalMicrosoft
Initial release20032014
Current release1.6.0, March 2020
License infoCommercial or Open SourceOpen Source infoBSD licensecommercial
Cloud-based only infoOnly available as a cloud servicenoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
hosted
Data schemeschema-freeschema-free
Typing infopredefined data types such as float or datenoyes infoJSON types
Secondary indexesnoyes infoAll properties auto-indexed by default
SQL infoSupport of SQLnoSQL-like query language
APIs and other access methodsProprietary protocolDocumentDB API
Graph API (Gremlin)
MongoDB API
RESTful HTTP API
Table API
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
.Net
C#
Java
JavaScript
JavaScript (Node.js)
MongoDB client drivers written for various programming languages
Python
Server-side scripts infoStored proceduresnoJavaScript
TriggersnoJavaScript
Partitioning methods infoMethods for storing different data on different nodesnoneSharding infoImplicit feature of the cloud service
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallityyes infoImplicit feature of the cloud service
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integration infoIntegration with Hadoop/HDInsight on Azure*
Consistency concepts infoMethods to ensure consistency in a distributed systemBounded Staleness
Consistent Prefix
Eventual Consistency
Immediate Consistency infoConsistency level configurable on request level
Session Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoMulti-item ACID transactions with snapshot isolation within a partition
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentnoyes
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolAccess rights can be defined down to the item level

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More resources
MemcachedMicrosoft Azure Cosmos DB infoformer name was Azure DocumentDB
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Recent citations in the news

Google Cloud launches a managed Memcached service
2 April 2020, TechCrunch

Google Cloud rolls out Memcached database caching – Blocks and Files
4 April 2020, Blocks and Files

Memcached 1.6 puts binary protocol to bed • DEVCLASS
9 March 2020, DevClass

Buffer Overflow in Memcached Fixed | Decipher
24 March 2020, Decipher

Researchers earn $2.5k bug bounty after exposing credentials in Iranian app Cafe Bazaar
7 July 2020, The Daily Swig

provided by Google News

Microsoft Announces a New Pricing Model Option for Azure Cosmos DB and More Capabilities
3 June 2020, InfoQ.com

Microsoft to introduce a free tier of its Cosmos DB NoSQL database
5 March 2020, ZDNet

Microsoft introduces major Azure Cosmos DB changes
29 May 2020, TechRadar

Don’t Chase Growth With MongoDB
20 July 2020, Forbes

Microsoft introduces a more cost-effective way to use Azure Cosmos DB - MSPoweruser
25 May 2020, MSPoweruser

provided by Google News

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