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DBMS > Cassandra vs. Cloudflare Workers KV vs. Prometheus vs. Riak KV vs. TDengine

System Properties Comparison Cassandra vs. Cloudflare Workers KV vs. Prometheus vs. Riak KV vs. TDengine

Editorial information provided by DB-Engines
NameCassandra  Xexclude from comparisonCloudflare Workers KV  Xexclude from comparisonPrometheus  Xexclude from comparisonRiak KV  Xexclude from comparisonTDengine  Xexclude from comparison
DescriptionWide-column store based on ideas of BigTable and DynamoDB infoOptimized for write accessA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.Open-source Time Series DBMS and monitoring systemDistributed, fault tolerant key-value storeTime Series DBMS and big data platform
Primary database modelWide column storeKey-value storeTime Series DBMSKey-value store infowith links between data sets and object tags for the creation of secondary indexesTime Series DBMS
Secondary database modelsVector DBMS infostarting with release V5Relational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score103.86
Rank#12  Overall
#1  Wide column stores
Score0.39
Rank#278  Overall
#39  Key-value stores
Score7.92
Rank#51  Overall
#2  Time Series DBMS
Score4.44
Rank#80  Overall
#9  Key-value stores
Score2.68
Rank#109  Overall
#8  Time Series DBMS
Websitecassandra.apache.orgwww.cloudflare.com/­developer-platform/­workers-kvprometheus.iogithub.com/­taosdata/­TDengine
tdengine.com
Technical documentationcassandra.apache.org/­doc/­latestdevelopers.cloudflare.com/­kv/­apiprometheus.io/­docswww.tiot.jp/­riak-docs/­riak/­kv/­latestdocs.tdengine.com
DeveloperApache Software Foundation infoApache top level project, originally developped by FacebookCloudflareOpenSource, formerly Basho TechnologiesTDEngine, previously Taos Data
Initial release20082018201520092019
Current release4.1.3, July 20233.2.0, December 20223.0, August 2022
License infoCommercial or Open SourceOpen Source infoApache version 2commercialOpen Source infoApache 2.0Open Source infoApache version 2, commercial enterprise editionOpen Source infoGPL V3, also commercial editions available
Cloud-based only infoOnly available as a cloud servicenoyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Astra DB: Multi-cloud DBaaS built on Apache Cassandra.
Implementation languageJavaGoErlangC
Server operating systemsBSD
Linux
OS X
Windows
hostedLinux
Windows
Linux
OS X
Linux
Windows
Data schemeschema-freeschema-freeyesschema-freeyes
Typing infopredefined data types such as float or dateyesnoNumeric data onlynoyes
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 infoImport of XML data possiblenono
Secondary indexesrestricted infoonly equality queries, not always the best performing solutionnonorestrictedno
SQL infoSupport of SQLSQL-like SELECT, DML and DDL statements (CQL)nononoStandard SQL with extensions for time-series applications
APIs and other access methodsProprietary protocol infoCQL (Cassandra Query Language, an SQL-like language)
Thrift
HTTP REST
Proprietary protocol
RESTful HTTP/JSON APIHTTP API
Native Erlang Interface
JDBC
RESTful HTTP API
Supported programming languagesC#
C++
Clojure
Erlang
Go
Haskell
Java
JavaScript infoNode.js
Perl
PHP
Python
Ruby
Scala
C
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
.Net
C++
Go
Haskell
Java
JavaScript (Node.js)
Python
Ruby
C infounofficial client library
C#
C++ infounofficial client library
Clojure infounofficial client library
Dart infounofficial client library
Erlang
Go infounofficial client library
Groovy infounofficial client library
Haskell infounofficial client library
Java
JavaScript infounofficial client library
Lisp infounofficial client library
Perl infounofficial client library
PHP
Python
Ruby
Scala infounofficial client library
Smalltalk infounofficial client library
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
Rust
Server-side scripts infoStored proceduresnononoErlangno
Triggersyesnonoyes infopre-commit hooks and post-commit hooksyes, via alarm monitoring
Partitioning methods infoMethods for storing different data on different nodesSharding infono "single point of failure"ShardingSharding infono "single point of failure"Sharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infoRepresentation of geographical distribution of servers is possibleyesyes infoby Federationselectable replication factoryes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyesnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency
Immediate Consistency infocan be individually decided for each write operation
Eventual ConsistencynoneEventual Consistency
Foreign keys infoReferential integritynononono infolinks between data sets can be storedno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datano infoAtomicity and isolation are supported for single operationsnonono
Concurrency infoSupport for concurrent manipulation of datayesyesyesyesyes
Durability infoSupport for making data persistentyesyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.nonono
User concepts infoAccess controlAccess rights for users can be defined per objectnoyes, using Riak Securityyes
More information provided by the system vendor
CassandraCloudflare Workers KVPrometheusRiak KVTDengine
Specific characteristicsApache Cassandra is the leading NoSQL, distributed database management system, well...
» more
TDengine™ is a next generation data historian purpose-built for Industry 4.0 and...
» more
Competitive advantagesNo single point of failure ensures 100% availability . Operational simplicity for...
» more
High Performance at any Scale: TDengine is purpose-built for handling massive industrial...
» more
Typical application scenariosInternet of Things (IOT), fraud detection applications, recommendation engines, product...
» more
TDengine is designed for Industrial IoT scenarios, including: Manufacturing Connected...
» more
Key customersApple, Netflix, Uber, ING,, Intuit,Fidelity, NY Times, Outbrain, BazaarVoice, Best...
» more
Market metricsCassandra is used by 40% of the Fortune 100.
» more
TDengine has garnered over 22,500 stars on GitHub and is used in over 50 countries...
» more
Licensing and pricing modelsApache license  Pricing for commercial distributions provided by DataStax and available...
» more
TDengine OSS is an open source, cloud native time series database. It includes built-in...
» more
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