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DBMS > Cloudflare Workers KV vs. Ehcache vs. TerminusDB

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

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Editorial information provided by DB-Engines
NameCloudflare Workers KV  Xexclude from comparisonEhcache  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.A widely adopted Java cache with tiered storage optionsScalable 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
Score0.39
Rank#278  Overall
#39  Key-value stores
Score5.23
Rank#68  Overall
#8  Key-value stores
Score0.22
Rank#323  Overall
#28  Graph DBMS
Websitewww.cloudflare.com/­developer-platform/­workers-kvwww.ehcache.orgterminusdb.com
Technical documentationdevelopers.cloudflare.com/­kv/­apiwww.ehcache.org/­documentationterminusdb.github.io/­terminusdb/­#
DeveloperCloudflareTerracotta Inc, owned by Software AGDataChemist Ltd.
Initial release201820092018
Current release3.10.0, March 202211.0.0, January 2023
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2; commercial licenses availableOpen 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 languageJavaProlog, Rust
Server operating systemshostedAll OS with a Java VMLinux
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenoyesyes
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 indexesnono
SQL infoSupport of SQLnonoSQL-like query language (WOQL)
APIs and other access methodsHTTP REST
Proprietary protocol
JCacheOWL
RESTful HTTP API
WOQL (Web Object Query Language)
Supported programming languagesC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
JavaJavaScript
Python
Server-side scripts infoStored proceduresnonoyes
Triggersnoyes infoCache Event Listenersyes
Partitioning methods infoMethods for storing different data on different nodesSharding infoby using Terracotta ServerGraph Partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes infoby using Terracotta ServerJournaling Streams
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyTunable Consistency (Strong, Eventual, Weak)
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoyes infosupports JTA and can work as an XA resourceACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyes infousing a tiered cache-storage approachyes infoin-memory journaling
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlnoRole-based access control

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More resources
Cloudflare Workers KVEhcacheTerminusDB infoformer name was DataChemist
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