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DBMS > EXASOL vs. VoltDB vs. Yaacomo vs. YTsaurus

System Properties Comparison EXASOL vs. VoltDB vs. Yaacomo vs. YTsaurus

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Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonVoltDB  Xexclude from comparisonYaacomo  Xexclude from comparisonYTsaurus  Xexclude from comparison
Yaacomo seems to be discontinued and is removed from the DB-Engines ranking
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.Distributed In-Memory NewSQL RDBMS infoUsed for OLTP applications with a high frequency of relatively simple transactions, that can hold all their data in memoryOpenCL based in-memory RDBMS, designed for efficiently utilizing the hardware via parallel computingYTsaurus is an open source platform for distributed storage and processing.
Primary database modelRelational DBMSRelational DBMSRelational DBMSDocument store
Key-value store
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.76
Rank#139  Overall
#62  Relational DBMS
Score1.47
Rank#157  Overall
#73  Relational DBMS
Score0.21
Rank#324  Overall
#45  Document stores
#48  Key-value stores
Websitewww.exasol.comwww.voltdb.comyaacomo.comytsaurus.tech
Technical documentationwww.exasol.com/­resourcesdocs.voltdb.comytsaurus.tech/­docs/­en
DeveloperExasolVoltDB Inc.Q2WEB GmbHYandex
Initial release2000201020092023
Current release11.3, April 2022
License infoCommercial or Open SourcecommercialOpen Source infoAGPL for Community Edition, commercial license for Enterprise, AWS, and Pro EditionscommercialOpen Source infoApache License, Version 2.0
Cloud-based only infoOnly available as a cloud servicenononono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageJava, C++C++
Server operating systemsLinux
OS X infofor development
Android
Linux
Windows
Ubuntu
Data schemeyesyesyes
Typing infopredefined data types such as float or dateyesyesyesyes
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.nonono
Secondary indexesyesyesyes
SQL infoSupport of SQLyesyes infoonly a subset of SQL 99yesYQL, an SQL-based language, is supported
APIs and other access methods.Net
JDBC
ODBC
WebSocket
Java API
JDBC
RESTful HTTP/JSON API
JDBC
ODBC
Supported programming languagesJava
Lua
Python
R
C#
C++
Erlang infonot officially supported
Go
Java
JavaScript infoNode.js
PHP
Python
C++
Go
Java
JavaScript
Python
Server-side scripts infoStored proceduresuser defined functionsJava
Triggersyesnoyes
Partitioning methods infoMethods for storing different data on different nodesShardingShardinghorizontal partitioningSharding
Replication methods infoMethods for redundantly storing data on multiple nodesMulti-source replication
Source-replica replication
Source-replica replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnonoyes
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integrityyesno infoFOREIGN KEY constraints are not supportedyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACID infoTransactions are executed single-threaded within stored proceduresACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyes infoData access is serialized by the serveryesyes
Durability infoSupport for making data persistentyesyes infoSnapshots and command loggingyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardUsers and roles with access to stored proceduresfine grained access rights according to SQL-standardAccess Control Lists

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More resources
EXASOLVoltDBYaacomoYTsaurus
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