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DBMS > EXASOL vs. OpenMLDB vs. Rockset

System Properties Comparison EXASOL vs. OpenMLDB vs. Rockset

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Editorial information provided by DB-Engines
NameEXASOL  Xexclude from comparisonOpenMLDB  Xexclude from comparisonRockset  Xexclude from comparison
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 inferenceA scalable, reliable search and analytics service in the cloud, built on RocksDB
Primary database modelRelational DBMSTime Series DBMSDocument store
Secondary database modelsRelational DBMSRelational DBMS
Search engine
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score1.66
Rank#138  Overall
#64  Relational DBMS
Score0.11
Rank#339  Overall
#30  Time Series DBMS
Score1.07
Rank#180  Overall
#31  Document stores
Websitewww.exasol.comopenmldb.airockset.com
Technical documentationwww.exasol.com/­resourcesopenmldb.ai/­docs/­zh/­maindocs.rockset.com
DeveloperExasol4 Paradigm Inc.Rockset
Initial release200020202019
Current release2024-2 February 2024
License infoCommercial or Open SourcecommercialOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenonoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++, Java, ScalaC++
Server operating systemsLinuxhosted
Data schemeyesFixed schemaschema-free
Typing infopredefined data types such as float or dateyesyesdynamic typing
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 infoingestion from XML files supported
Secondary indexesyesyesall fields are automatically indexed
SQL infoSupport of SQLyesyesRead-only SQL queries, including JOINs
APIs and other access methods.Net
JDBC
ODBC
WebSocket
JDBC
SQLAlchemy
HTTP REST
Supported programming languagesJava
Lua
Python
R
C++
Go
Java
Python
Scala
Go
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresuser defined functionsnono
Triggersyesnono
Partitioning methods infoMethods for storing different data on different nodesShardinghorizontal partitioningAutomatic sharding
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsyes infoHadoop integrationno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyEventual Consistency
Foreign keys infoReferential integrityyesnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnono
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.yesyes
User concepts infoAccess controlAccess rights for users, groups and roles according to SQL-standardfine grained access rights according to SQL-standardAccess rights for users and organizations can be defined via Rockset console

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More resources
EXASOLOpenMLDBRockset
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