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DBMS > Cloudflare Workers KV vs. Memcached vs. TerminusDB

System Properties Comparison Cloudflare Workers KV vs. Memcached vs. TerminusDB

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Editorial information provided by DB-Engines
NameCloudflare Workers KV  Xexclude from comparisonMemcached  Xexclude from comparisonTerminusDB infoformer name was DataChemist  Xexclude from comparison
DescriptionA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.In-memory key-value store, originally intended for cachingScalable Graph Database platform making enterprise data available by exploiting inferred entities and relationships
Primary database modelKey-value storeKey-value storeGraph DBMS
Secondary database modelsDocument store
RDF store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.33
Rank#290  Overall
#41  Key-value stores
Score20.81
Rank#32  Overall
#4  Key-value stores
Score0.23
Rank#323  Overall
#28  Graph DBMS
Websitewww.cloudflare.com/­developer-platform/­workers-kvwww.memcached.orgterminusdb.com
Technical documentationdevelopers.cloudflare.com/­kv/­apigithub.com/­memcached/­memcached/­wikiterminusdb.github.io/­terminusdb/­#
DeveloperCloudflareDanga Interactive infooriginally developed by Brad Fitzpatrick for LiveJournalDataChemist Ltd.
Initial release201820032018
Current release1.6.25, March 202411.0.0, January 2023
License infoCommercial or Open SourcecommercialOpen Source infoBSD licenseOpen Source infoGPL V3
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCProlog, Rust
Server operating systemshostedFreeBSD
Linux
OS X
Unix
Windows
Linux
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenonoyes
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.nono
Secondary indexesnono
SQL infoSupport of SQLnonoSQL-like query language (WOQL)
APIs and other access methodsHTTP REST
Proprietary protocol
Proprietary protocolOWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
.Net
C
C++
ColdFusion
Erlang
Java
Lisp
Lua
OCaml
Perl
PHP
Python
Ruby
JavaScript
Python
Server-side scripts infoStored proceduresnonoyes
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesnoneGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone infoRepcached, a Memcached patch, provides this functionallityJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesnoyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlyes infousing SASL (Simple Authentication and Security Layer) protocolRole-based access control

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More resources
Cloudflare Workers KVMemcachedTerminusDB infoformer name was DataChemist
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