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DBMS > BigchainDB vs. Cloudflare Workers KV vs. Realm vs. Tkrzw

System Properties Comparison BigchainDB vs. Cloudflare Workers KV vs. Realm vs. Tkrzw

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Editorial information provided by DB-Engines
NameBigchainDB  Xexclude from comparisonCloudflare Workers KV  Xexclude from comparisonRealm  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparison
DescriptionBigchainDB is scalable blockchain database offering decentralization, immutability and native assetsA global, low-latency, key-value store for applications on Cloudflare with exceptionally high read volumes and low-latency.A DBMS built for use on mobile devices that’s a fast, easy to use alternative to SQLite and Core DataA concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto Cabinet
Primary database modelDocument storeKey-value storeDocument storeKey-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.85
Rank#208  Overall
#35  Document stores
Score0.39
Rank#274  Overall
#39  Key-value stores
Score7.41
Rank#52  Overall
#8  Document stores
Score0.07
Rank#372  Overall
#57  Key-value stores
Websitewww.bigchaindb.comwww.cloudflare.com/­developer-platform/­workers-kvrealm.iodbmx.net/­tkrzw
Technical documentationbigchaindb.readthedocs.io/­en/­latestdevelopers.cloudflare.com/­kv/­apirealm.io/­docs
DeveloperCloudflareRealm, acquired by MongoDB in May 2019Mikio Hirabayashi
Initial release2016201820142020
Current release0.9.3, August 2020
License infoCommercial or Open SourceOpen Source infoAGPL v3commercialOpen SourceOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languagePythonC++
Server operating systemsLinuxhostedAndroid
Backend: server-less
iOS
Windows
Linux
macOS
Data schemeschema-freeschema-freeyesschema-free
Typing infopredefined data types such as float or datenonoyesno
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.nononono
Secondary indexesnoyes
SQL infoSupport of SQLnononono
APIs and other access methodsCLI Client
RESTful HTTP API
HTTP REST
Proprietary protocol
Supported programming languagesGo
Haskell
Java
JavaScript
Python
Ruby
C
C++
Dart
JavaScript
Kotlin
Python
Rust
Scala
.Net
Java infowith Android only
Objective-C
React Native
Swift
C++
Java
Python
Ruby
Server-side scripts infoStored proceduresnono inforuns within the applications so server-side scripts are unnecessaryno
Triggersnoyes infoChange Listenersno
Partitioning methods infoMethods for storing different data on different nodesShardingnonenone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factoryesnonenone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnononono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual ConsistencyImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynononono
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 persistentyes,with MongoDB ord RethinkDByesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infoIn-Memory realmyes infousing specific database classes
User concepts infoAccess controlyesyesno

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BigchainDBCloudflare Workers KVRealmTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet
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