DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Alibaba Cloud Table Store vs. Stardog vs. VelocityDB

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Alibaba Cloud Table Store vs. Stardog vs. VelocityDB

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Name	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	Alibaba Cloud Table Store  Xexclude from comparison	Stardog  Xexclude from comparison	VelocityDB  Xexclude from comparison
Description	An online MPP (Massively Parallel Processing) data warehousing service based on Greenplum	A fully managed Wide Column Store for large quantities of semi-structured data with real-time access	Enterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization	A .NET Object Database that can be embedded/distributed and extended to a graph data model (VelocityGraph)
Primary database model	Relational DBMS	Wide column store	Graph DBMS RDF store	Graph DBMS Object oriented DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.76 Rank #220   Overall #102   Relational DBMS	Score 0.31 Rank #297   Overall #11   Wide column stores	Score 2.07 Rank #122   Overall #11   Graph DBMS #6   RDF stores	Score 0.11 Rank #354   Overall #37   Graph DBMS #15   Object oriented DBMS
Website	www.alibabacloud.com/­product/­hybriddb-postgresql	www.alibabacloud.com/­product/­table-store	www.stardog.com	velocitydb.com
Technical documentation	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview	www.alibabacloud.com/­help/­en/­tablestore	docs.stardog.com	velocitydb.com/­UserGuide
Developer	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Alibaba	Stardog-Union	VelocityDB Inc
Initial release	2016	2016	2010	2011
Current release			7.3.0, May 2020	7.x
License Commercial or Open Source	commercial	commercial	commercial 60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students	commercial
Cloud-based only Only available as a cloud service	yes	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	hosted	hosted	Linux macOS Windows	Any that supports .NET
Data scheme	yes	schema-free	schema-free and OWL/RDFS-schema support	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	no	no Import/export of XML data possible	no
Secondary indexes	yes	no	yes supports real-time indexing in full-text and geospatial	yes
SQL Support of SQL	yes	no	Yes, compatible with all major SQL variants through dedicated BI/SQL Server	no
APIs and other access methods	JDBC ODBC	HTTP API	GraphQL query language HTTP API Jena RDF API OWL RDF4J API Sesame REST HTTP Protocol SNARL SPARQL Spring Data Stardog Studio TinkerPop 3	.Net
Supported programming languages	C Java Perl Python R	Java Python	.Net Clojure Groovy Java JavaScript Python Ruby	.Net
Server-side scripts Stored procedures	yes	no	user defined functions and aggregates, HTTP Server extensions in Java	no
Triggers	yes	no	yes via event handlers	Callbacks are triggered when data changes
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	Sharding Implicit feature of the cloud service	none	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service	yes Implicit feature of the cloud service	Multi-source replication in HA-Cluster
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 in HA-Cluster	Immediate Consistency
Foreign keys Referential integrity	yes	no	yes relationships in graphs	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	Atomic single-row operations	ACID	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no	no	yes	yes
User concepts Access control	fine grained access rights according to SQL-standard	Access rights based on subaccounts and tokens	Access rights for users and roles	Based on Windows Authentication
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More resources
	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	Alibaba Cloud Table Store	Stardog	VelocityDB
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 to spur AI innovation with upcoming Singapore hackathon in March | KrASIA 21 February 2024, KrASIA provided by Google News	Apache Software Foundation Announces New Top-Level Project Apache Paimon 16 April 2024, Datanami Gartner’s Magic Quadrant for Cloud Database Management Systems 9 December 2020, CRN Top data analytics tools comparison: Alibaba Cloud, AWS, Azure, Google Cloud, IBM 5 December 2019, Wire19 25 Best Cloud Service Providers (Public and Private) in 2024 4 June 2023, CybersecurityNews Apache Software Foundation Announces New Top-Level Project Apache Paimon 19 April 2024, Datanami provided by Google News

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