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

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

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Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonOpenMLDB  Xexclude from comparisonSQL.JS  Xexclude from comparisonTempoIQ infoformerly TempoDB  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)
Primary database modelRelational DBMSTime Series DBMSRelational DBMSTime Series DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.99
Rank#124  Overall
#58  Relational DBMS
Score0.02
Rank#367  Overall
#37  Time Series DBMS
Score0.53
Rank#252  Overall
#116  Relational DBMS
Websitewww.exasol.comopenmldb.aisql.js.orgtempoiq.com (offline)
Technical documentationwww.exasol.com/­resourcesopenmldb.ai/­docs/­zh/­mainsql.js.org/­documentation/­index.html
DeveloperExasol4 Paradigm Inc.Alon Zakai infoenhancements implemented by othersTempoIQ
Initial release2000202020122012
Current release2024-2 February 2024
License infoCommercial or Open SourcecommercialOpen SourceOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenononoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++, Java, ScalaJavaScript
Server operating systemsLinuxserver-less, requires a JavaScript environment (browser, Node.js)
Data schemeyesFixed schemayesschema-free
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.nononono
Secondary indexesyesyes
SQL infoSupport of SQLyesyesyes infoSQL-92 is not fully supportedno
APIs and other access methods.Net
JDBC
ODBC
WebSocket
JDBC
SQLAlchemy
JavaScript APIHTTP API
Supported programming languagesJava
Lua
Python
R
C++
Go
Java
Python
Scala
JavaScriptC#
Java
JavaScript infoNode.js
Python
Ruby
Server-side scripts infoStored proceduresuser defined functionsnonono
Triggersyesnonoyes infoRealtime Alerts
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningnone
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistencynone
Foreign keys infoReferential integrityyesnoyesno
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDno
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesno infoexcept by serializing a db to a fileyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyesyesno
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardfine grained access rights according to SQL-standardnosimple authentication-based access control

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More resources
EXASOLOpenMLDBSQL.JSTempoIQ infoformerly TempoDB
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