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DBMS > KairosDB vs. SurrealDB vs. Tkrzw

System Properties Comparison KairosDB vs. SurrealDB vs. Tkrzw

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Editorial information provided by DB-Engines
NameKairosDB  Xexclude from comparisonSurrealDB  Xexclude from comparisonTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet  Xexclude from comparison
DescriptionDistributed Time Series DBMS based on Cassandra or H2A fully ACID transactional, developer-friendly, multi-model DBMSA 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 modelTime Series DBMSDocument store
Graph DBMS
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.57
Rank#236  Overall
#20  Time Series DBMS
Score1.00
Rank#183  Overall
#31  Document stores
#17  Graph DBMS
Score0.01
Rank#388  Overall
#60  Key-value stores
Websitegithub.com/­kairosdb/­kairosdbsurrealdb.comdbmx.net/­tkrzw
Technical documentationkairosdb.github.iosurrealdb.com/­docs
DeveloperSurrealDB LtdMikio Hirabayashi
Initial release201320222020
Current release1.2.2, November 2018v1.5.0, May 20240.9.3, August 2020
License infoCommercial or Open SourceOpen Source infoApache 2.0Open SourceOpen Source infoApache Version 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJavaRustC++
Server operating systemsLinux
OS X
Windows
Linux
macOS
Windows
Linux
macOS
Data schemeschema-freeschema-freeschema-free
Typing infopredefined data types such as float or dateyesyesno
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 indexesno
SQL infoSupport of SQLnoSQL-like query languageno
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
GraphQL
RESTful HTTP API
WebSocket
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
Deno
Go
JavaScript (Node.js)
Rust
C++
Java
Python
Ruby
Server-side scripts infoStored proceduresnono
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandranone
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandranone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemEventual Consistency infobased on Cassandra
Immediate Consistency infobased on Cassandra
Immediate Consistency
Foreign keys infoReferential integritynono
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 persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.noyes infousing specific database classes
User concepts infoAccess controlsimple password-based access controlyes, based on authentication and database rulesno

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More resources
KairosDBSurrealDBTkrzw infoSuccessor of Tokyo Cabinet and Kyoto Cabinet
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