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DBMS > Cloudflare Workers KV vs. Kyligence Enterprise vs. SQream DB

System Properties Comparison Cloudflare Workers KV vs. Kyligence Enterprise vs. SQream DB

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Editorial information provided by DB-Engines
NameCloudflare Workers KV  Xexclude from comparisonKyligence Enterprise  Xexclude from comparisonSQream DB  Xexclude from comparison
DescriptionA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.A distributed analytics engine for big data, built on top of Apache Kylina GPU-based, columnar RDBMS for big data analytics workloads
Primary database modelKey-value storeRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.39
Rank#274  Overall
#39  Key-value stores
Score0.46
Rank#266  Overall
#124  Relational DBMS
Score0.74
Rank#224  Overall
#103  Relational DBMS
Websitewww.cloudflare.com/­developer-platform/­workers-kvkyligence.io/­kyligence-enterprisesqream.com
Technical documentationdevelopers.cloudflare.com/­kv/­apidocs.sqream.com
DeveloperCloudflareKyligence, Inc.SQream Technologies
Initial release201820162017
Current release2022.1.6, December 2022
License infoCommercial or Open Sourcecommercialcommercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaC++, CUDA, Haskell, Java, Scala
Server operating systemshostedLinuxLinux
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or datenoyesyes, ANSI Standard SQL Types
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 indexesnoyesno
SQL infoSupport of SQLnoANSI SQL for queries (using Apache Calcite)yes
APIs and other access methodsHTTP REST
Proprietary protocol
JDBC
ODBC
RESTful HTTP API
.Net
JDBC
ODBC
Supported programming languagesC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
C++
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnouser defined functions in Python
Triggersnono
Partitioning methods infoMethods for storing different data on different nodeshorizontal and vertical partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnoyesno
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
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.nono

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More resources
Cloudflare Workers KVKyligence EnterpriseSQream DB
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