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DBMS > Amazon DynamoDB vs. Apache Jena - TDB vs. Cloudflare Workers KV

System Properties Comparison Amazon DynamoDB vs. Apache Jena - TDB vs. Cloudflare Workers KV

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Editorial information provided by DB-Engines
NameAmazon DynamoDB  Xexclude from comparisonApache Jena - TDB  Xexclude from comparisonCloudflare Workers KV  Xexclude from comparison
DescriptionHosted, scalable database service by Amazon with the data stored in Amazons cloudA RDF storage and query DBMS, shipped as an optional-use component of the Apache Jena frameworkA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.
Primary database modelDocument store
Key-value store
RDF storeKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score79.30
Rank#15  Overall
#3  Document stores
#2  Key-value stores
Score2.44
Rank#101  Overall
#4  RDF stores
Score0.32
Rank#274  Overall
#40  Key-value stores
Websiteaws.amazon.com/­dynamodbjena.apache.org/­documentation/­tdb/­index.htmlwww.cloudflare.com/­developer-platform/­workers-kv
Technical documentationdocs.aws.amazon.com/­dynamodbjena.apache.org/­documentation/­tdb/­index.htmldevelopers.cloudflare.com/­kv/­api
DeveloperAmazonApache Software Foundation infooriginally developed by HP LabsCloudflare
Initial release201220002018
Current release4.9.0, July 2023
License infoCommercial or Open Sourcecommercial infofree tier for a limited amount of database operationsOpen Source infoApache License, Version 2.0commercial
Cloud-based only infoOnly available as a cloud serviceyesnoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava
Server operating systemshostedAll OS with a Java VMhosted
Data schemeschema-freeyes infoRDF Schemasschema-free
Typing infopredefined data types such as float or dateyesyesno
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 indexesyesyesno
SQL infoSupport of SQLnonono
APIs and other access methodsRESTful HTTP APIFuseki infoREST-style SPARQL HTTP Interface
Jena RDF API
RIO infoRDF Input/Output
HTTP REST
Proprietary protocol
Supported programming languages.Net
ColdFusion
Erlang
Groovy
Java
JavaScript
Perl
PHP
Python
Ruby
JavaC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
Server-side scripts infoStored proceduresnoyesno
Triggersyes infoby integration with AWS Lambdayes infovia event handlerno
Partitioning methods infoMethods for storing different data on different nodesShardingnone
Replication methods infoMethods for redundantly storing data on multiple nodesyesnoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno infomay be implemented via Amazon Elastic MapReduce (Amazon EMR)nono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be specified for read operations
Eventual Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACID infoACID across one or more tables within a single AWS account and regionACID infoTDB Transactionsno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.no
User concepts infoAccess controlAccess rights for users and roles can be defined via the AWS Identity and Access Management (IAM)Access control via Jena Security

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More resources
Amazon DynamoDBApache Jena - TDBCloudflare Workers KV
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