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DBMS > Memcached vs. MonetDB vs. Newts vs. Oracle Coherence vs. Quasardb

System Properties Comparison Memcached vs. MonetDB vs. Newts vs. Oracle Coherence vs. Quasardb

Editorial information provided by DB-Engines
NameMemcached  Xexclude from comparisonMonetDB  Xexclude from comparisonNewts  Xexclude from comparisonOracle Coherence  Xexclude from comparisonQuasardb  Xexclude from comparison
DescriptionIn-memory key-value store, originally intended for cachingA relational database management system that stores data in columnsTime Series DBMS based on CassandraOracles in-memory data grid solutionDistributed, high-performance timeseries database
Primary database modelKey-value storeRelational DBMSTime Series DBMSKey-value storeTime Series DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score19.42
Rank#32  Overall
#4  Key-value stores
Score1.72
Rank#145  Overall
#67  Relational DBMS
Score0.00
Rank#383  Overall
#41  Time Series DBMS
Score1.92
Rank#130  Overall
#22  Key-value stores
Score0.14
Rank#332  Overall
#29  Time Series DBMS
Websitewww.memcached.orgwww.monetdb.orgopennms.github.io/­newtswww.oracle.com/­java/­coherencequasar.ai
Technical documentationgithub.com/­memcached/­memcached/­wikiwww.monetdb.org/­Documentationgithub.com/­OpenNMS/­newts/­wikidocs.oracle.com/­en/­middleware/­standalone/­coherencedoc.quasar.ai/­master
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalMonetDB BVOpenNMS GroupOraclequasardb
Initial release20032004201420072009
Current release1.6.27, May 2024Dec2023 (11.49), December 202314.1, August 20233.14.1, January 2024
License infoCommercial or Open SourceOpen Source infoBSD licenseOpen Source infoMozilla Public License 2.0Open Source infoApache 2.0commercialcommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licenses
Cloud-based only infoOnly available as a cloud servicenonononono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageCCJavaJavaC++
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
FreeBSD
Linux
OS X
Solaris
Windows
Linux
OS X
Windows
All OS with a Java VMBSD
Linux
OS X
Windows
Data schemeschema-freeyesschema-freeschema-freeschema-free
Typing infopredefined data types such as float or datenoyesyesyesyes infointeger and binary
XML support infoSome form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.nonono
Secondary indexesnoyesnonoyes infowith tags
SQL infoSupport of SQLnoyes infoSQL 2003 with some extensionsnonoSQL-like query language
APIs and other access methodsProprietary protocolJDBC
native C library infoMAPI library (MonetDB application programming interface)
ODBC
HTTP REST
Java API
JCache
JPA
RESTful HTTP API
HTTP API
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C
C++
Java
JavaScript (Node.js)
Perl
PHP
Python
R
Ruby
Java.Net
C++
Java
.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
Server-side scripts infoStored proceduresnoyes, in SQL, C, Rnonono
Triggersnoyesnoyes infoLive Eventsno
Partitioning methods infoMethods for storing different data on different nodesnoneSharding via remote tablesSharding infobased on CassandraShardingSharding infoconsistent hashing
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallitynone infoSource-replica replication available in experimental statusselectable replication factor infobased on Cassandrayes, with selectable consistency levelSource-replica replication with selectable replication factor
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonononowith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Eventual Consistency
Immediate Consistency
Immediate Consistency
Foreign keys infoReferential integritynoyesnonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDnoconfigurableACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentnoyesyesyes infooptionallyyes infoby using LevelDB
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyesyes infoTransient mode
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolfine grained access rights according to SQL-standardnoauthentification to access the cache via certificates or http basic authenticationCryptographically strong user authentication and audit trail

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More resources
MemcachedMonetDBNewtsOracle CoherenceQuasardb
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