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DBMS > Microsoft Azure Synapse Analytics vs. OpenMLDB vs. RDFox vs. SQream DB

System Properties Comparison Microsoft Azure Synapse Analytics vs. OpenMLDB vs. RDFox vs. SQream DB

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Editorial information provided by DB-Engines
NameMicrosoft Azure Synapse Analytics infopreviously named Azure SQL Data Warehouse  Xexclude from comparisonOpenMLDB  Xexclude from comparisonRDFox  Xexclude from comparisonSQream DB  Xexclude from comparison
DescriptionElastic, large scale data warehouse service leveraging the broad eco-system of SQL ServerAn open-source machine learning database that provides a feature platform for training and inferenceHigh performance knowledge graph and semantic reasoning enginea GPU-based, columnar RDBMS for big data analytics workloads
Primary database modelRelational DBMSTime Series DBMSGraph DBMS
RDF store
Relational DBMS
Secondary database modelsRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score19.93
Rank#31  Overall
#19  Relational DBMS
Score0.10
Rank#359  Overall
#36  Time Series DBMS
Score0.29
Rank#300  Overall
#24  Graph DBMS
#13  RDF stores
Score0.74
Rank#224  Overall
#103  Relational DBMS
Websiteazure.microsoft.com/­services/­synapse-analyticsopenmldb.aiwww.oxfordsemantic.techsqream.com
Technical documentationdocs.microsoft.com/­azure/­synapse-analyticsopenmldb.ai/­docs/­zh/­maindocs.oxfordsemantic.techdocs.sqream.com
DeveloperMicrosoft4 Paradigm Inc.Oxford Semantic TechnologiesSQream Technologies
Initial release2016202020172017
Current release2024-2 February 20246.0, Septermber 20222022.1.6, December 2022
License infoCommercial or Open SourcecommercialOpen Sourcecommercialcommercial
Cloud-based only infoOnly available as a cloud serviceyesnonono
DBaaS offerings (sponsored links) infoDatabase as a Service

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Implementation languageC++C++, Java, ScalaC++C++, CUDA, Haskell, Java, Scala
Server operating systemshostedLinuxLinux
macOS
Windows
Linux
Data schemeyesFixed schemayes infoRDF schemasyes
Typing infopredefined data types such as float or dateyesyesyesyes, ANSI Standard SQL Types
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.nono
Secondary indexesyesyesno
SQL infoSupport of SQLyesyesnoyes
APIs and other access methodsADO.NET
JDBC
ODBC
JDBC
SQLAlchemy
RESTful HTTP API
SPARQL 1.1
.Net
JDBC
ODBC
Supported programming languagesC#
Java
PHP
C++
Go
Java
Python
Scala
C
Java
C++
Java
JavaScript (Node.js)
Python
Server-side scripts infoStored proceduresTransact SQLnouser defined functions in Python
Triggersnonono
Partitioning methods infoMethods for storing different data on different nodesSharding, horizontal partitioninghorizontal partitioninghorizontal and vertical partitioning
Replication methods infoMethods for redundantly storing data on multiple nodesyesSource-replica replicationreplication via a shared file systemnone
MapReduce infoOffers an API for user-defined Map/Reduce methodsnono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setupsImmediate Consistency
Foreign keys infoReferential integrityno infodocs.microsoft.com/­en-us/­azure/­synapse-analytics/­sql-data-warehouse/­sql-data-warehouse-table-constraintsnono
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDnoACIDACID
Concurrency infoSupport for concurrent manipulation of datayesyesyes
Durability infoSupport for making data persistentyesyesyesyes
In-memory capabilities infoIs there an option to define some or all structures to be held in-memory only.yesyes
User concepts infoAccess controlyesfine grained access rights according to SQL-standardRoles, resources, and access types

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More resources
Microsoft Azure Synapse Analytics infopreviously named Azure SQL Data WarehouseOpenMLDBRDFoxSQream DB
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