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DBMS > Cloudflare Workers KV vs. EventStoreDB vs. KairosDB vs. SwayDB

System Properties Comparison Cloudflare Workers KV vs. EventStoreDB vs. KairosDB vs. SwayDB

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Editorial information provided by DB-Engines
NameCloudflare Workers KV  Xexclude from comparisonEventStoreDB  Xexclude from comparisonKairosDB  Xexclude from comparisonSwayDB  Xexclude from comparison
DescriptionA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.Industrial-strength, open-source database solution built from the ground up for event sourcing.Distributed Time Series DBMS based on Cassandra or H2An embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storage
Primary database modelKey-value storeEvent StoreTime Series DBMSKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.39
Rank#274  Overall
#39  Key-value stores
Score1.19
Rank#173  Overall
#1  Event Stores
Score0.67
Rank#233  Overall
#20  Time Series DBMS
Score0.04
Rank#387  Overall
#61  Key-value stores
Websitewww.cloudflare.com/­developer-platform/­workers-kvwww.eventstore.comgithub.com/­kairosdb/­kairosdbswaydb.simer.au
Technical documentationdevelopers.cloudflare.com/­kv/­apidevelopers.eventstore.comkairosdb.github.io
DeveloperCloudflareEvent Store LimitedSimer Plaha
Initial release2018201220132018
Current release21.2, February 20211.2.2, November 2018
License infoCommercial or Open SourcecommercialOpen SourceOpen Source infoApache 2.0Open Source infoGNU Affero GPL V3.0
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJavaScala
Server operating systemshostedLinux
Windows
Linux
OS X
Windows
Data schemeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or datenoyesno
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 indexesnonono
SQL infoSupport of SQLnonono
APIs and other access methodsHTTP REST
Proprietary protocol
Graphite protocol
HTTP REST
Telnet API
Supported programming languagesC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
Java
JavaScript infoNode.js
PHP
Python
Java
Kotlin
Scala
Server-side scripts infoStored proceduresnonono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandranone
Replication methods infoMethods for redundantly storing data on multiple nodesyesselectable replication factor infobased on Cassandranone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonoAtomic execution of operations
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.nonoyes
User concepts infoAccess controlsimple password-based access controlno

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More resources
Cloudflare Workers KVEventStoreDBKairosDBSwayDB
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