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DBMS > Cloudflare Workers KV vs. openGemini vs. SpaceTime

System Properties Comparison Cloudflare Workers KV vs. openGemini vs. SpaceTime

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Editorial information provided by DB-Engines
NameCloudflare Workers KV  Xexclude from comparisonopenGemini  Xexclude from comparisonSpaceTime  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 distributed Time Series DBMS with high concurrency, high performance, and high scalabilitySpaceTime is a spatio-temporal DBMS with a focus on performance.
Primary database modelKey-value storeTime Series DBMSSpatial DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.29
Rank#283  Overall
#40  Key-value stores
Score0.00
Rank#385  Overall
#40  Time Series DBMS
Score0.00
Rank#385  Overall
#7  Spatial DBMS
Websitewww.cloudflare.com/­developer-platform/­workers-kvwww.opengemini.org
github.com/­openGemini
www.mireo.com/­spacetime
Technical documentationdevelopers.cloudflare.com/­kv/­apidocs.opengemini.org/­guide
DeveloperCloudflareHuawei and openGemini communityMireo
Initial release201820222020
Current release1.1, July 2023
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0commercial
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageGoC++
Server operating systemshostedLinux
Windows
Linux
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenoInteger, Float, Boolean, Stringyes
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 indexesnoyesno
SQL infoSupport of SQLnoSQL-like query languageA subset of ANSI SQL is implemented
APIs and other access methodsHTTP REST
Proprietary protocol
HTTP RESTRESTful HTTP API
Supported programming languagesC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
C
C++
Go
Java
JavaScript (Node.js)
Python
Rust
C#
C++
Python
Server-side scripts infoStored proceduresnonono
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesShardingFixed-grid hypercubes
Replication methods infoMethods for redundantly storing data on multiple nodesyesyesReal-time block device replication (DRBD)
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanonono
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.noyesno
User concepts infoAccess controlAdministrators and common users accountsyes

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More resources
Cloudflare Workers KVopenGeminiSpaceTime
Recent citations in the news

Cloudflare updates Workers platform with Python support, event notifications, and improved local development
3 April 2024, DevClass

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3 November 2023, DatacenterDynamics

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