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DBMS > Cloudflare Workers KV vs. Postgres-XL vs. Transwarp Hippo

System Properties Comparison Cloudflare Workers KV vs. Postgres-XL vs. Transwarp Hippo

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Editorial information provided by DB-Engines
NameCloudflare Workers KV  Xexclude from comparisonPostgres-XL  Xexclude from comparisonTranswarp Hippo  Xexclude from comparison
DescriptionA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.Based on PostgreSQL enhanced with MPP and write-scale-out cluster featuresCloud-native distributed Vector DBMS that supports storage, retrieval, and management of massive vector-based datasets
Primary database modelKey-value storeRelational DBMSVector DBMS
Secondary database modelsDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.39
Rank#274  Overall
#39  Key-value stores
Score0.53
Rank#254  Overall
#117  Relational DBMS
Score0.05
Rank#386  Overall
#14  Vector DBMS
Websitewww.cloudflare.com/­developer-platform/­workers-kvwww.postgres-xl.orgwww.transwarp.cn/­en/­subproduct/­hippo
Technical documentationdevelopers.cloudflare.com/­kv/­apiwww.postgres-xl.org/­documentation
DeveloperCloudflare
Initial release20182014 infosince 2012, originally named StormDB2023
Current release10 R1, October 20181.0, May 2023
License infoCommercial or Open SourcecommercialOpen Source infoMozilla public licensecommercial
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageCC++
Server operating systemshostedLinux
macOS
Linux
macOS
Data schemeschema-freeyes
Typing infopredefined data types such as float or datenoyesVector, Numeric and String
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.noyes infoXML type, but no XML query functionalityno
Secondary indexesnoyesno
SQL infoSupport of SQLnoyes infodistributed, parallel query executionno
APIs and other access methodsHTTP REST
Proprietary protocol
ADO.NET
JDBC
native C library
ODBC
streaming API for large objects
RESTful HTTP API
Supported programming languagesC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
.Net
C
C++
Delphi
Erlang
Java
JavaScript (Node.js)
Perl
PHP
Python
Tcl
C++
Java
Python
Server-side scripts infoStored proceduresnouser defined functionsno
Triggersnoyesno
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID infoMVCCno
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 controlfine grained access rights according to SQL-standardRole based access control and fine grained access rights

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More resources
Cloudflare Workers KVPostgres-XLTranswarp Hippo
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