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DBMS > KairosDB vs. SQream DB vs. YTsaurus

System Properties Comparison KairosDB vs. SQream DB vs. YTsaurus

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Editorial information provided by DB-Engines
NameKairosDB  Xexclude from comparisonSQream DB  Xexclude from comparisonYTsaurus  Xexclude from comparison
DescriptionDistributed Time Series DBMS based on Cassandra or H2a GPU-based, columnar RDBMS for big data analytics workloadsYTsaurus is an open source platform for distributed storage and processing.
Primary database modelTime Series DBMSRelational DBMSDocument store
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.67
Rank#233  Overall
#20  Time Series DBMS
Score0.74
Rank#224  Overall
#103  Relational DBMS
Score0.21
Rank#324  Overall
#45  Document stores
#48  Key-value stores
Websitegithub.com/­kairosdb/­kairosdbsqream.comytsaurus.tech
Technical documentationkairosdb.github.iodocs.sqream.comytsaurus.tech/­docs/­en
DeveloperSQream TechnologiesYandex
Initial release201320172023
Current release1.2.2, November 20182022.1.6, December 2022
License infoCommercial or Open SourceOpen Source infoApache 2.0commercialOpen Source infoApache License, 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 languageJavaC++, CUDA, Haskell, Java, ScalaC++
Server operating systemsLinux
OS X
Windows
LinuxUbuntu
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateyesyes, ANSI Standard SQL Typesyes
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 indexesnono
SQL infoSupport of SQLnoyesYQL, an SQL-based language, is supported
APIs and other access methodsGraphite protocol
HTTP REST
Telnet API
.Net
JDBC
ODBC
Supported programming languagesJava
JavaScript infoNode.js
PHP
Python
C++
Java
JavaScript (Node.js)
Python
C++
Go
Java
JavaScript
Python
Server-side scripts infoStored proceduresnouser defined functions in Python
Triggersnono
Partitioning methods infoMethods for storing different data on different nodesSharding infobased on Cassandrahorizontal and vertical partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesselectable replication factor infobased on Cassandranoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonoyes
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 datanoACIDACID
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.no
User concepts infoAccess controlsimple password-based access controlAccess Control Lists

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More resources
KairosDBSQream DBYTsaurus
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