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DBMS > OpenMLDB vs. Snowflake

System Properties Comparison OpenMLDB vs. Snowflake

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Editorial information provided by DB-Engines
NameOpenMLDB  Xexclude from comparisonSnowflake  Xexclude from comparison
DescriptionAn open-source machine learning database that provides a feature platform for training and inferenceCloud-based data warehousing service for structured and semi-structured data
Primary database modelTime Series DBMSRelational DBMS
Secondary database modelsRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score0.04
Rank#358  Overall
#37  Time Series DBMS
Score136.53
Rank#7  Overall
#5  Relational DBMS
Websiteopenmldb.aiwww.snowflake.com
Technical documentationopenmldb.ai/­docs/­zh/­maindocs.snowflake.net/­manuals/­index.html
Developer4 Paradigm Inc.Snowflake Computing Inc.
Initial release20202014
Current release2024-2 February 2024
License infoCommercial or Open SourceOpen Sourcecommercial
Cloud-based only infoOnly available as a cloud servicenoyes
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++, Java, Scala
Server operating systemsLinuxhosted
Data schemeFixed schemayes infosupport of semi-structured data formats (JSON, XML, Avro)
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.noyes
Secondary indexesyes
SQL infoSupport of SQLyesyes
APIs and other access methodsJDBC
SQLAlchemy
CLI Client
JDBC
ODBC
Supported programming languagesC++
Go
Java
Python
Scala
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresnouser defined functions
Triggersnono infosimilar concept for controling cloud resources
Partitioning methods infoMethods for storing different data on different nodeshorizontal partitioningyes
Replication methods infoMethods for redundantly storing data on multiple nodesSource-replica replicationyes
MapReduce infoOffers an API for user-defined Map/Reduce methodsno
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate Consistency
Foreign keys infoReferential integritynoyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of datanoACID
Concurrency infoSupport for concurrent manipulation of datayesyes
Durability infoSupport for making data persistentyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesno
User concepts infoAccess controlfine grained access rights according to SQL-standardUsers with fine-grained authorization concept, user roles and pluggable authentication

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More resources
OpenMLDBSnowflake
DB-Engines blog posts

Snowflake is the DBMS of the Year 2022, defending the title from last year
3 January 2023, Matthias Gelbmann, Paul Andlinger

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