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DBMS > DuckDB vs. Microsoft Azure Synapse Analytics vs. PostGIS vs. RDFox

System Properties Comparison DuckDB vs. Microsoft Azure Synapse Analytics vs. PostGIS vs. RDFox

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Editorial information provided by DB-Engines
NameDuckDB  Xexclude from comparisonMicrosoft Azure Synapse Analytics infopreviously named Azure SQL Data Warehouse  Xexclude from comparisonPostGIS  Xexclude from comparisonRDFox  Xexclude from comparison
DescriptionAn embeddable, in-process, column-oriented SQL OLAP RDBMSElastic, large scale data warehouse service leveraging the broad eco-system of SQL ServerSpatial extension of PostgreSQLHigh performance knowledge graph and semantic reasoning engine
Primary database modelRelational DBMSRelational DBMSSpatial DBMSGraph DBMS
RDF store
Secondary database modelsRelational DBMSRelational DBMS
DB-Engines Ranking infomeasures the popularity of database management systemsranking trend
Trend Chart
Score5.61
Rank#60  Overall
#34  Relational DBMS
Score18.98
Rank#31  Overall
#19  Relational DBMS
Score20.16
Rank#29  Overall
#1  Spatial DBMS
Score0.22
Rank#305  Overall
#25  Graph DBMS
#15  RDF stores
Websiteduckdb.orgazure.microsoft.com/­services/­synapse-analyticspostgis.netwww.oxfordsemantic.tech
Technical documentationduckdb.org/­docsdocs.microsoft.com/­azure/­synapse-analyticspostgis.net/­documentationdocs.oxfordsemantic.tech
DeveloperMicrosoftOxford Semantic Technologies
Initial release2018201620052017
Current release1.0.0, June 20243.4.2, February 20246.0, Septermber 2022
License infoCommercial or Open SourceOpen Source infoMIT LicensecommercialOpen Source infoGPL v2.0commercial
Cloud-based only infoOnly available as a cloud servicenoyesnono
DBaaS offerings (sponsored links) infoDatabase as a Service

Providers of DBaaS offerings, please contact us to be listed.
Implementation languageC++C++CC++
Server operating systemsserver-lesshostedLinux
macOS
Windows
Data schemeyesyesyesyes infoRDF schemas
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.nonoyes
Secondary indexesyesyesyes
SQL infoSupport of SQLyesyesyesno
APIs and other access methodsArrow Database Connectivity (ADBC)
CLI Client
JDBC
ODBC
ADO.NET
JDBC
ODBC
RESTful HTTP API
SPARQL 1.1
Supported programming languagesC
C# info3rd party driver
C++
Crystal info3rd party driver
Go info3rd party driver
Java
Lisp info3rd party driver
Python
R
Ruby info3rd party driver
Rust
Swift
Zig info3rd party driver
C#
Java
PHP
C
Java
Server-side scripts infoStored proceduresnoTransact SQLuser defined functions
Triggersnonoyes
Partitioning methods infoMethods for storing different data on different nodesnoneSharding, horizontal partitioningyes infobased on PostgreSQL
Replication methods infoMethods for redundantly storing data on multiple nodesnoneyesyes infobased on PostgreSQLreplication via a shared file system
MapReduce infoOffers an API for user-defined Map/Reduce methodsnonono
Consistency concepts infoMethods to ensure consistency in a distributed systemImmediate ConsistencyImmediate ConsistencyImmediate ConsistencyImmediate Consistency in stand-alone mode, Eventual Consistency in replicated setups
Foreign keys infoReferential integritynono infodocs.microsoft.com/­en-us/­azure/­synapse-analytics/­sql-data-warehouse/­sql-data-warehouse-table-constraintsyes
Transaction concepts infoSupport to ensure data integrity after non-atomic manipulations of dataACIDACIDACIDACID
Concurrency infoSupport for concurrent manipulation of datayes, multi-version concurrency control (MVCC)yesyes
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.yesnoyes
User concepts infoAccess controlnoyesyes infobased on PostgreSQLRoles, resources, and access types

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More resources
DuckDBMicrosoft Azure Synapse Analytics infopreviously named Azure SQL Data WarehousePostGISRDFox
DB-Engines blog posts

Spatial database management systems
6 April 2021, Matthias Gelbmann

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