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DBMS > Memcached vs. RDFox vs. RethinkDB

System Properties Comparison Memcached vs. RDFox vs. RethinkDB

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Editorial information provided by DB-Engines
NameMemcached  Xexclude from comparisonRDFox  Xexclude from comparisonRethinkDB  Xexclude from comparison
DescriptionIn-memory key-value store, originally intended for cachingHigh performance knowledge graph and semantic reasoning engineDBMS for the Web with a mechanism to push updated query results to applications in realtime.
Primary database modelKey-value storeGraph DBMS
RDF store
Document store
Secondary database modelsRelational DBMSSpatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score20.74
Rank#32  Overall
#4  Key-value stores
Score0.24
Rank#309  Overall
#25  Graph DBMS
#14  RDF stores
Score2.84
Rank#106  Overall
#19  Document stores
Websitewww.memcached.orgwww.oxfordsemantic.techrethinkdb.com
Technical documentationgithub.com/­memcached/­memcached/­wikidocs.oxfordsemantic.techrethinkdb.com/­docs
DeveloperDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalOxford Semantic TechnologiesThe Linux Foundation infosince July 2017
Initial release200320172009
Current release1.6.25, March 20246.0, Septermber 20222.4.1, August 2020
License infoCommercial or Open SourceOpen Source infoBSD licensecommercialOpen Source infoApache Version 2
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCC++C++
Server operating systemsFreeBSD
Linux
OS X
Unix
Windows
Linux
macOS
Windows
Linux
OS X
Windows
Data schemeschema-freeyes infoRDF schemasschema-free
Typing infopredefined data types such as float or datenoyesyes infostring, binary, float, bool, date, geometry
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.no
Secondary indexesnoyes
SQL infoSupport of SQLnonono
APIs and other access methodsProprietary protocolRESTful HTTP API
SPARQL 1.1
Supported programming languages.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
C
Java
C infocommunity-supported driver
C# infocommunity-supported driver
C++ infocommunity-supported driver
Clojure infocommunity-supported driver
Dart infocommunity-supported driver
Erlang infocommunity-supported driver
Go infocommunity-supported driver
Haskell infocommunity-supported driver
Java infoofficial driver
JavaScript (Node.js) infoofficial driver
Lisp infocommunity-supported driver
Lua infocommunity-supported driver
Objective-C infocommunity-supported driver
Perl infocommunity-supported driver
PHP infocommunity-supported driver
Python infoofficial driver
Ruby infoofficial driver
Scala infocommunity-supported driver
Server-side scripts infoStored proceduresno
TriggersnoClient-side triggers through changefeeds
Partitioning methods infoMethods for storing different data on different nodesnoneSharding inforange based
Replication methods infoMethods for redundantly storing data on multiple nodesnone infoRepcached, a Memcached patch, provides this functionallityreplication via a shared file systemSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACIDAtomic single-document operations
Concurrency infoSupport for concurrent manipulation of datayesyes infoMVCC based
Durability infoSupport for making data persistentnoyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolRoles, resources, and access typesyes infousers and table-level permissions

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MemcachedRDFoxRethinkDB
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