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DBMS > chDB vs. Cloudflare Workers KV vs. Oracle NoSQL

System Properties Comparison chDB vs. Cloudflare Workers KV vs. Oracle NoSQL

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Editorial information provided by DB-Engines
NamechDB  Xexclude from comparisonCloudflare Workers KV  Xexclude from comparisonOracle NoSQL  Xexclude from comparison
DescriptionAn embedded SQL OLAP Engine powered by ClickHouseA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.A multi-model, scalable, distributed NoSQL database, designed to provide highly reliable, flexible, and available data management across a configurable set of storage nodes
Primary database modelRelational DBMSKey-value storeDocument store
Key-value store
Relational DBMS
Secondary database modelsTime Series DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.00
Rank#383  Overall
#158  Relational DBMS
Score0.32
Rank#283  Overall
#40  Key-value stores
Score2.95
Rank#100  Overall
#17  Document stores
#17  Key-value stores
#50  Relational DBMS
Websitegithub.com/­chdb-io/­chdbwww.cloudflare.com/­developer-platform/­workers-kvwww.oracle.com/­database/­nosql/­technologies/­nosql
Technical documentationdoc.chdb.iodevelopers.cloudflare.com/­kv/­apidocs.oracle.com/­en/­database/­other-databases/­nosql-database/­index.html
DeveloperCloudflareOracle
Initial release202320182011
Current release23.3, December 2023
License infoCommercial or Open SourceOpen Source infoApache Version 2.0commercialOpen Source infoProprietary for Enterprise Edition (Oracle Database EE license has Oracle NoSQL database EE covered: details)
Cloud-based only infoOnly available as a cloud servicenoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageJava
Server operating systemsserver-lesshostedLinux
Solaris SPARC/x86
Data schemeschema-freeSupport Fixed schema and Schema-less deployment with the ability to interoperate between them.
Typing infopredefined data types such as float or datenooptional
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 indexesnoyes
SQL infoSupport of SQLClose to ANSI SQL (SQL/JSON + extensions)noSQL-like DML and DDL statements
APIs and other access methodsHTTP REST
Proprietary protocol
RESTful HTTP API
Supported programming languagesBun
C
C++
Go
JavaScript (Node.js)
Python
Rust
C
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
C
C#
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesElectable source-replica replication per shard. Support distributed global deployment with Multi-region table feature
MapReduce infoOffers an API for user-defined Map/Reduce methodsnowith Hadoop integration
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyEventual Consistency
Immediate Consistency infodepending on configuration
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoconfigurable infoACID within a storage node (=shard)
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infooff heap cache
User concepts infoAccess controlAccess rights for users and roles

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More resources
chDBCloudflare Workers KVOracle NoSQL
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