DBMS > Memcached vs. Oracle Coherence

System Properties Comparison Memcached vs. Oracle Coherence

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Our visitors often compare Memcached and Oracle Coherence with Redis, Ignite and Hazelcast.

Editorial information provided by DB-Engines

Name

Description

In-memory key-value store, originally intended for caching

Oracles in-memory data grid solution

Primary database model

Key-value store

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	25.02
Rank	#30	Overall
	#4	Key-value stores

Score	2.49
Rank	#105	Overall
	#19	Key-value stores

Website

www.memcached.org

www.oracle.com/middleware/technologies/coherence.html

Technical documentation

github.com/memcached/memcached/wiki

docs.oracle.com/en/middleware/standalone/coherence

Developer

Danga Interactive

originally developed by Brad Fitzpatrick for LiveJournal

Oracle

Initial release

2003

2007

Current release

1.6.9, November 2020

12c, September 2016

License

Commercial or Open Source

Open Source

BSD license

commercial

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

Java

Server operating systems

FreeBSD
Linux
OS X
Unix
Windows

All OS with a Java VM

Data scheme

schema-free

Typing

predefined data types such as float or date

yes

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.

Secondary indexes

SQL

Support of SQL

APIs and other access methods

Proprietary protocol

JCache
JPA
RESTful HTTP API

Supported programming languages

.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby

.Net
C++
Java

Server-side scripts

Stored procedures

Triggers

yes

Live Events

Partitioning methods

Methods for storing different data on different nodes

none

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

none

Repcached, a Memcached patch, provides this functionallity

yes, with selectable consistency level

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency
Immediate Consistency

Foreign keys

Referential integrity

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

configurable

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

optionally

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

User concepts

Access control

yes

using SASL (Simple Authentication and Security Layer) protocol

authentification to access the cache via certificates or http basic authentication

More information provided by the system vendor

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More resources

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

show all

Recent citations in the news

Github Scales Its Rate Limiter Using Redis
6 April 2021, InfoQ.com

Global Key Value Database Market 2021-2025: The Apache Software Foundation, Memcached, Redis Labs, Couchbase, Amazon Web Services (AWS), Aerospike, Microsoft, ArangoDB, DataStax, BoltDB, Software AG, FairCom Corporation, Cloudera, Oracle, GigaSpaces Technologies, Pivotal Software, Google
15 April 2021, SoccerNurds

Google Releases Memorystore for Memcached into General Availability
9 March 2021, InfoQ.com

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

Booming Growth in Key Value Database Market Analysis Report 2021 and Forecast to 2027 with different segments, Key players are Amazon Web Services (AWS),ArangoDB,BoltDB,Microsoft,DataStax,Memcached,Oracle,InterSystems,Pivotal Software – SoccerNurds
15 April 2021, SoccerNurds

provided by Google News

Data Fabric Market 2021 Overview With Qualitative Analysis, Competitive Landscape & Forecast 2027 | IBM Corporation, NetApp, Oracle Corporation, Software AG, Talend
8 April 2021, The Courier

Coherence Community Edition Now Available
1 July 2020, Database Trends and Applications

Oracle In-Memory Data Grid Now Open Source
2 July 2020, iProgrammer

Oracle Helps Service Providers Charge for 5G Services in Real-time
10 February 2021, PRNewswire

Oracle launches 5G Converged Charging System
12 February 2021, Capacity Media

provided by Google News

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