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DBMS > EXASOL vs. OpenMLDB vs. SQL.JS vs. TempoIQ vs. Vitess

System Properties Comparison EXASOL vs. OpenMLDB vs. SQL.JS vs. TempoIQ vs. Vitess

Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonOpenMLDB  Xexclude from comparisonSQL.JS  Xexclude from comparisonTempoIQ infoformerly TempoDB  Xexclude from comparisonVitess  Xexclude from comparison
TempoIQ seems to be decommissioned. It will be removed from the DB-Engines ranking.
DescriptionHigh-performance, in-memory, MPP database specifically designed for in-memory analytics.An open-source machine learning database that provides a feature platform for training and inferencePort of SQLite to JavaScriptScalable analytics DBMS for sensor data, provided as a service (SaaS)Scalable, distributed, cloud-native DBMS, extending MySQL
Primary database modelRelational DBMSTime Series DBMSRelational DBMSTime Series DBMSRelational DBMS
Secondary database modelsRelational DBMSDocument store
Spatial DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.76
Rank#139  Overall
#62  Relational DBMS
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Score0.63
Rank#241  Overall
#112  Relational DBMS
Score0.88
Rank#203  Overall
#95  Relational DBMS
Websitewww.exasol.comopenmldb.aisql.js.orgtempoiq.com (offline)vitess.io
Technical documentationwww.exasol.com/­resourcesopenmldb.ai/­docs/­zh/­mainsql.js.org/­documentation/­index.htmlvitess.io/­docs
DeveloperExasol4 Paradigm Inc.Alon Zakai infoenhancements implemented by othersTempoIQThe Linux Foundation, PlanetScale
Initial release20002020201220122013
Current release2024-2 February 202415.0.2, December 2022
License infoCommercial or Open SourcecommercialOpen SourceOpen SourcecommercialOpen Source infoApache Version 2.0, commercial licenses available
Cloud-based only infoOnly available as a cloud servicenononoyesno
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++, Java, ScalaJavaScriptGo
Server operating systemsLinuxserver-less, requires a JavaScript environment (browser, Node.js)Docker
Linux
macOS
Data schemeyesFixed schemayesschema-freeyes
Typing infopredefined data types such as float or dateyesyesyesyesyes
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.nononono
Secondary indexesyesyesyes
SQL infoSupport of SQLyesyesyes infoSQL-92 is not fully supportednoyes infowith proprietary extensions
APIs and other access methods.Net
JDBC
ODBC
WebSocket
JDBC
SQLAlchemy
JavaScript APIHTTP APIADO.NET
JDBC
MySQL protocol
ODBC
Supported programming languagesJava
Lua
Python
R
C++
Go
Java
Python
Scala
JavaScriptC#
Java
JavaScript infoNode.js
Python
Ruby
Ada
C
C#
C++
D
Delphi
Eiffel
Erlang
Haskell
Java
JavaScript (Node.js)
Objective-C
OCaml
Perl
PHP
Python
Ruby
Scheme
Tcl
Server-side scripts infoStored proceduresuser defined functionsnononoyes infoproprietary syntax
Triggersyesnonoyes infoRealtime Alertsyes
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningnoneSharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationnoneMulti-source replication
Source-replica replication
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencynoneEventual Consistency across shards
Immediate Consistency within a shard
Foreign keys infoReferential integrityyesnoyesnoyes infonot for MyISAM storage engine
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDnoACID at shard level
Concurrency infoSupport for concurrent manipulation of datayesyesyesyes infotable locks or row locks depending on storage engine
Durability infoSupport for making data persistentyesyesno infoexcept by serializing a db to a fileyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyesnoyes
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardfine grained access rights according to SQL-standardnosimple authentication-based access controlUsers with fine-grained authorization concept infono user groups or roles

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More resources
EXASOLOpenMLDBSQL.JSTempoIQ infoformerly TempoDBVitess
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