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DBMS > Quasardb vs. SQream DB vs. YTsaurus

System Properties Comparison Quasardb vs. SQream DB vs. YTsaurus

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Editorial information provided by DB-Engines
NameQuasardb  Xexclude from comparisonSQream DB  Xexclude from comparisonYTsaurus  Xexclude from comparison
DescriptionDistributed, high-performance timeseries databasea 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
Score0.21
Rank#322  Overall
#29  Time Series DBMS
Score0.74
Rank#224  Overall
#103  Relational DBMS
Score0.21
Rank#324  Overall
#45  Document stores
#48  Key-value stores
Websitequasar.aisqream.comytsaurus.tech
Technical documentationdoc.quasar.ai/­masterdocs.sqream.comytsaurus.tech/­docs/­en
DeveloperquasardbSQream TechnologiesYandex
Initial release200920172023
Current release3.14.1, January 20242022.1.6, December 2022
License infoCommercial or Open Sourcecommercial infoFree community edition, Non-profit organizations and non-commercial usage are eligible for free licensescommercialOpen Source infoApache License, Version 2.0
Cloud-based only infoOnly available as a cloud servicenonono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++, CUDA, Haskell, Java, ScalaC++
Server operating systemsBSD
Linux
OS X
Windows
LinuxUbuntu
Data schemeschema-freeyes
Typing infopredefined data types such as float or dateyes infointeger and binaryyes, 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 indexesyes infowith tagsno
SQL infoSupport of SQLSQL-like query languageyesYQL, an SQL-based language, is supported
APIs and other access methodsHTTP API.Net
JDBC
ODBC
Supported programming languages.Net
C
C#
C++
Go
Java
JavaScript (Node.js)
PHP
Python
R
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 infoconsistent hashinghorizontal and vertical partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replication with selectable replication factornoneyes
MapReduce infoOffers an API for user-defined Map/Reduce methodswith Hadoop integrationnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyes infoby using LevelDByesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes infoTransient mode
User concepts infoAccess controlCryptographically strong user authentication and audit trailAccess Control Lists

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More resources
QuasardbSQream DBYTsaurus
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