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DBMS > Cloudflare Workers KV vs. OpenMLDB

System Properties Comparison Cloudflare Workers KV vs. OpenMLDB

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Our visitors often compare Cloudflare Workers KV and OpenMLDB with MongoDB and Microsoft Azure Data Explorer.

Editorial information provided by DB-Engines
NameCloudflare Workers KV  Xexclude from comparisonOpenMLDB  Xexclude from comparison
DescriptionA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.An open-source machine learning database that provides a feature platform for training and inference
Primary database modelKey-value storeTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.30
Rank#286  Overall
#40  Key-value stores
Score0.04
Rank#358  Overall
#37  Time Series DBMS
Websitewww.cloudflare.com/­developer-platform/­workers-kvopenmldb.ai
Technical documentationdevelopers.cloudflare.com/­kv/­apiopenmldb.ai/­docs/­zh/­main
DeveloperCloudflare4 Paradigm Inc.
Initial release20182020
Current release2024-2 February 2024
License infoCommercial or Open SourcecommercialOpen Source
Cloud-based only infoOnly available as a cloud serviceyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++, Java, Scala
Server operating systemshostedLinux
Data schemeschema-freeFixed schema
Typing infopredefined data types such as float or datenoyes
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 indexesnoyes
SQL infoSupport of SQLnoyes
APIs and other access methodsHTTP REST
Proprietary protocol
JDBC
SQLAlchemy
Supported programming languagesC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
C++
Go
Java
Python
Scala
Server-side scripts infoStored proceduresnono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanono
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes
User concepts infoAccess controlfine grained access rights according to SQL-standard

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More resources
Cloudflare Workers KVOpenMLDB
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