DBMS > Cloudflare Workers KV vs. Datomic vs. InterSystems Caché

System Properties Comparison Cloudflare Workers KV vs. Datomic vs. InterSystems Caché

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Editorial information provided by DB-Engines

Name

Description

A global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.

Datomic builds on immutable values, supports point-in-time queries and uses 3rd party systems for durability

A multi-model DBMS and application server

Primary database model

Key-value store

Relational DBMS

Key-value store
Object oriented DBMS
Relational DBMS

Secondary database models

Document store

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	0.18
Rank	#294	Overall
	#42	Key-value stores

Score	1.73
Rank	#135	Overall
	#67	Relational DBMS

Score	3.09
Rank	#100	Overall
	#18	Key-value stores
	#1	Object oriented DBMS
	#52	Relational DBMS

Website

www.cloudflare.com/products/workers-kv

www.datomic.com

www.intersystems.com/products/cache

Technical documentation

developers.cloudflare.com/workers/runtime-apis/kv

docs.datomic.com

docs.intersystems.com

Developer

Cloudflare

Cognitect

InterSystems

Initial release

2018

2012

1997

Current release

1.0.6362, January 2022

2018.1.4, May 2020

License

Commercial or Open Source

commercial

limited edition free

commercial

Cloud-based only

Only available as a cloud service

yes

DBaaS offerings (sponsored links)

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

Java, Clojure

Server operating systems

hosted

All OS with a Java VM

AIX
HP Open VMS
HP-UX
Linux
OS X
Solaris
Windows

Data scheme

schema-free

yes

depending on used data model

Typing

predefined data types such as float or date

yes

XML support

Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.

yes

Secondary indexes

yes

SQL

Support of SQL

yes

APIs and other access methods

HTTP REST
Proprietary protocol

RESTful HTTP API

.NET Client API
JDBC
ODBC
RESTful HTTP API

Supported programming languages

C
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala

Clojure
Java

C#
C++
Java

Server-side scripts

Stored procedures

yes

Transaction Functions

yes

Triggers

By using transaction functions

yes

Partitioning methods

Methods for storing different data on different nodes

none

But extensive use of caching in the application peers

none

Replication methods

Methods for redundantly storing data on multiple nodes

yes

none

But extensive use of caching in the application peers

Source-replica replication

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

Eventual Consistency

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

using external storage systems (e.g. Cassandra, DynamoDB, PostgreSQL, Couchbase and others)

yes

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

recommended only for testing and development

yes

User concepts

Access control

Access rights for users, groups and roles

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More resources

Recent citations in the news

Cloudflare D1 Provides Distributed SQLite for Cloudflare Workers
25 May 2022, InfoQ.com

Cloudflare Workers KV, a distributed native key-value store for Cloudflare Workers
1 October 2018, Packt Hub

Cloudflare Releases Workers KV, a Serverless Key-Value Store at the Edge
28 May 2019, InfoQ.com

Cloudflare Enters the Database Business
14 May 2022, The Motley Fool

How Do You Distribute Your Database over Hundreds of Edge Locations?
10 February 2022, InfoQ.com

provided by Google News

The Architecture of Datomic
2 November 2012, InfoQ.com

Architecting Software for Leverage
13 November 2021, InfoQ.com

Lucas Cavalcanti on Using Clojure, Microservices, Hexagonal Architecture and Public Cloud at Nubank
16 August 2021, InfoQ.com

Brazil's Nubank Acquires US Software Firm Cognitect
30 July 2020, Nearshore Americas

Nubank buys firm behind Clojure programming language
28 July 2020, Finextra

provided by Google News

InterSystems
22 December 2019, International Spectrum Magazine

Halfaker and Associates, LLC | US GAO
2 February 2022, Government Accountability Office

AWS, GCP, Oracle, Azure, SAP lead cloud DBMS market: Gartner
15 February 2022, CRN Australia

Multivalue Database Listing
22 July 2019, International Spectrum Magazine

provided by Google News

Job opportunities

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