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DBMS > EXASOL vs. OpenQM vs. YTsaurus

System Properties Comparison EXASOL vs. OpenQM vs. YTsaurus

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Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonOpenQM infoalso called QM  Xexclude from comparisonYTsaurus  Xexclude from comparison
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.QpenQM is a high-performance, self-tuning, multi-value DBMSYTsaurus is an open source platform for distributed storage and processing.
Primary database modelRelational DBMSMultivalue DBMSDocument store
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.66
Rank#138  Overall
#64  Relational DBMS
Score0.28
Rank#291  Overall
#10  Multivalue DBMS
Score0.15
Rank#323  Overall
#44  Document stores
#47  Key-value stores
Websitewww.exasol.comwww.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qmytsaurus.tech
Technical documentationwww.exasol.com/­resourcesytsaurus.tech/­docs/­en
DeveloperExasolRocket Software, originally Martin PhillipsYandex
Initial release200019932023
Current release3.4-12
License infoCommercial or Open SourcecommercialOpen Source infoGPLv2, extended commercial license availableOpen 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 languageC++
Server operating systemsAIX
FreeBSD
Linux
macOS
Raspberry Pi
Solaris
Windows
Ubuntu
Data schemeyesyes infowith some exceptions
Typing infopredefined data types such as float or dateyesyes
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.noyesno
Secondary indexesyesyes
SQL infoSupport of SQLyesnoYQL, an SQL-based language, is supported
APIs and other access methods.Net
JDBC
ODBC
WebSocket
Supported programming languagesJava
Lua
Python
R
.Net
Basic
C
Java
Objective C
PHP
Python
C++
Go
Java
JavaScript
Python
Server-side scripts infoStored proceduresuser defined functionsyes
Triggersyesyes
Partitioning methods infoMethods for storing different data on different nodesShardingyesSharding
Replication methods infoMethods for redundantly storing data on multiple nodesyesyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesno
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 persistentyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yes
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardAccess rights can be defined down to the item levelAccess Control Lists

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More resources
EXASOLOpenQM infoalso called QMYTsaurus
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