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DBMS > Cloudflare Workers KV vs. Teradata vs. VelocityDB vs. YTsaurus

System Properties Comparison Cloudflare Workers KV vs. Teradata vs. VelocityDB vs. YTsaurus

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Editorial information provided by DB-Engines
NameCloudflare Workers KV  Xexclude from comparisonTeradata  Xexclude from comparisonVelocityDB  Xexclude from comparisonYTsaurus  Xexclude from comparison
DescriptionA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.A hybrid cloud data analytics software platform (Teradata Vantage)A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)YTsaurus is an open source platform for distributed storage and processing.
Primary database modelKey-value storeRelational DBMSGraph DBMS
Object oriented DBMS
Document store
Key-value store
Secondary database modelsDocument store
Graph DBMS
Spatial DBMS
Time Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.39
Rank#274  Overall
#39  Key-value stores
Score44.87
Rank#22  Overall
#15  Relational DBMS
Score0.11
Rank#354  Overall
#37  Graph DBMS
#16  Object oriented DBMS
Score0.21
Rank#324  Overall
#45  Document stores
#48  Key-value stores
Websitewww.cloudflare.com/­developer-platform/­workers-kvwww.teradata.comvelocitydb.comytsaurus.tech
Technical documentationdevelopers.cloudflare.com/­kv/­apidocs.teradata.comvelocitydb.com/­UserGuideytsaurus.tech/­docs/­en
DeveloperCloudflareTeradataVelocityDB IncYandex
Initial release2018198420112023
Current releaseTeradata Vantage 1.0 MU2, January 20197.x
License infoCommercial or Open SourcecommercialcommercialcommercialOpen Source infoApache License, Version 2.0
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC#C++
Server operating systemshostedhosted
Linux
Any that supports .NETUbuntu
Data schemeschema-freeyesyes
Typing infopredefined data types such as float or datenoyesyesyes
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.noyesnono
Secondary indexesnoyes infoJoin-index to prejoin tables, aggregate index, sparse index, hash indexyes
SQL infoSupport of SQLnoyes infoSQL 2016 + extensionsnoYQL, an SQL-based language, is supported
APIs and other access methodsHTTP REST
Proprietary protocol
.NET Client API
HTTP REST
JDBC
JMS Adapter
ODBC
OLE DB
.Net
Supported programming languagesC
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
C
C++
Cobol
Java (JDBC-ODBC)
Perl
PL/1
Python
R
Ruby
.NetC++
Go
Java
JavaScript
Python
Server-side scripts infoStored proceduresnoyes infoUDFs, stored procedures, table functions in parallelno
TriggersnoyesCallbacks are triggered when data changes
Partitioning methods infoMethods for storing different data on different nodesSharding infoHashingShardingSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesMulti-source replication
Source-replica replication
yes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononoyes
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 datanoACIDACIDACID
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.noyesyes
User concepts infoAccess controlfine grained access rights according to SQL-standardBased on Windows AuthenticationAccess Control Lists

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More resources
Cloudflare Workers KVTeradataVelocityDBYTsaurus
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