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DBMS > Cloudflare Workers KV vs. Tkrzw vs. Trafodion vs. Transwarp StellarDB

System Properties Comparison Cloudflare Workers KV vs. Tkrzw vs. Trafodion vs. Transwarp StellarDB

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Editorial information provided by DB-Engines
NameCloudflare Workers KV  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparisonTrafodion  Xexclude from comparisonTranswarp StellarDB  Xexclude from comparison
Apache Trafodion has been retired in 2021. Therefore it is excluded from the DB-Engines Ranking.
DescriptionA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.A concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto CabinetTransactional SQL-on-Hadoop DBMSA distributed graph DBMS built for enterprise-level graph applications
Primary database modelKey-value storeKey-value storeRelational DBMSGraph DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.39
Rank#274  Overall
#39  Key-value stores
Score0.07
Rank#372  Overall
#57  Key-value stores
Score0.07
Rank#371  Overall
#39  Graph DBMS
Websitewww.cloudflare.com/­developer-platform/­workers-kvdbmx.net/­tkrzwtrafodion.apache.orgwww.transwarp.cn/­en/­product/­stellardb
Technical documentationdevelopers.cloudflare.com/­kv/­apitrafodion.apache.org/­documentation.html
DeveloperCloudflareMikio HirabayashiApache Software Foundation, originally developed by HPTranswarp
Initial release201820202014
Current release0.9.3, August 20202.3.0, February 2019
License infoCommercial or Open SourcecommercialOpen Source infoApache Version 2.0Open Source infoApache 2.0commercial
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++, Java
Server operating systemshostedLinux
macOS
Linux
Data schemeschema-freeschema-freeyes
Typing infopredefined data types such as float or datenonoyes
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 indexesnoyes
SQL infoSupport of SQLnonoyesSQL-like query language
APIs and other access methodsHTTP REST
Proprietary protocol
ADO.NET
JDBC
ODBC
OpenCypher
Supported programming languagesC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
C++
Java
Python
Ruby
All languages supporting JDBC/ODBC/ADO.Net
Server-side scripts infoStored proceduresnonoJava Stored Procedures
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesnoneShardinghorizontal partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesnoneyes, via HBase
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes infovia user defined functions and HBase
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynonoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infousing specific database classesno
User concepts infoAccess controlnofine grained access rights according to SQL-standardyes

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More resources
Cloudflare Workers KVTkrzw infoSuccessor of Tokyo Cabinet and Kyoto CabinetTrafodionTranswarp StellarDB
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