DBMS > 4D vs. Alibaba Cloud AnalyticDB for PostgreSQL vs. RDF4J vs. Sadas Engine

System Properties Comparison 4D vs. Alibaba Cloud AnalyticDB for PostgreSQL vs. RDF4J vs. Sadas Engine

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Editorial information provided by DB-Engines
Name	4D former name: 4th Dimension  Xexclude from comparison	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	RDF4J formerly known as Sesame  Xexclude from comparison	Sadas Engine  Xexclude from comparison
Description	Application development environment with integrated database management system	An online MPP (Massively Parallel Processing) data warehousing service based on Greenplum	RDF4J is a Java framework for processing RDF data, supporting both memory-based and a disk-based storage.	SADAS Engine is a columnar DBMS specifically designed for high performance in data warehouse environments
Primary database model	Relational DBMS	Relational DBMS	RDF store	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 2.47 Rank #110   Overall #54   Relational DBMS	Score 0.76 Rank #220   Overall #102   Relational DBMS	Score 0.74 Rank #222   Overall #9   RDF stores	Score 0.07 Rank #373   Overall #157   Relational DBMS
Website	www.4d.com	www.alibabacloud.com/­product/­hybriddb-postgresql	rdf4j.org	www.sadasengine.com
Technical documentation	developer.4d.com	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview	rdf4j.org/­documentation	www.sadasengine.com/­en/­sadas-engine-download-free-trial-and-documentation/­#documentation
Developer	4D, Inc	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Since 2016 officially forked into an Eclipse project, former developer was Aduna Software.	SADAS s.r.l.
Initial release	1984	2016	2004	2006
Current release	v20, April 2023			8.0
License Commercial or Open Source	commercial	commercial	Open Source Eclipse Distribution License (EDL), v1.0.	commercial free trial version available
Cloud-based only Only available as a cloud service	no	yes	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language			Java	C++
Server operating systems	OS X Windows	hosted	Linux OS X Unix Windows	AIX Linux Windows
Data scheme	yes	yes	yes RDF Schemas	yes
Typing predefined data types such as float or date	yes	yes	yes	yes
XML support Some form of processing data in XML format, e.g. support for XML data structures, and/or support for XPath, XQuery or XSLT.	yes	yes		no
Secondary indexes	yes	yes	yes	yes
SQL Support of SQL	yes close to SQL 92	yes	no	yes
APIs and other access methods	ODBC RESTful HTTP API by using 4D Mobile SOAP webservices	JDBC ODBC	Java API RIO RDF Input/Output Sail API SeRQL Sesame RDF Query Language Sesame REST HTTP Protocol SPARQL	JDBC ODBC Proprietary protocol
Supported programming languages	4D proprietary IDE PHP	C Java Perl Python R	Java PHP Python	.Net C C# C++ Groovy Java PHP Python
Server-side scripts Stored procedures	yes	yes	yes	no
Triggers	yes	yes	yes	no
Partitioning methods Methods for storing different data on different nodes	none	Sharding Implicit feature of the cloud service	none	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	Multi-source replication	yes Implicit feature of the cloud service	none	none
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency	Immediate Consistency		Immediate Consistency
Foreign keys Referential integrity	yes	yes		yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	ACID	ACID Isolation support depends on the API used
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes	yes in-memory storage is supported as well	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no	no		yes managed by 'Learn by Usage'
User concepts Access control	Users and groups	fine grained access rights according to SQL-standard	no	Access rights for users, groups and roles according to SQL-standard
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More resources
	4D former name: 4th Dimension	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	RDF4J formerly known as Sesame	Sadas Engine
DB-Engines blog posts	MySQL, PostgreSQL and Redis are the winners of the March ranking 2 March 2016, Paul Andlinger show all
Recent citations in the news		Alibaba Cloud upgrades AnalyticDB with vector database engine 25 July 2023, CloudTech News Two Critical Flaws Found in Alibaba Cloud's PostgreSQL Databases 20 April 2023, The Hacker News Accidental ‘write’ Permissions In Alibaba PostgreSQL Let Attackers Access Sensitive Data 22 April 2023, GBHackers Two critical vulnerabilities spotted in Alibaba Cloud's PostgreSQL databases 21 April 2023, TEISS Alibaba Cloud ignites AI innovation in Singapore with recent hackathon | KrASIA 27 March 2024, KrASIA provided by Google News	GraphDB Goes Open Source 27 January 2020, iProgrammer Ontotext's GraphDB 8.10 Makes Knowledge Graph Experience Faster and Richer 13 June 2019, Markets Insider provided by Google News

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