DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Amazon Neptune vs. Atos Standard Common Repository vs. OpenQM

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Amazon Neptune vs. Atos Standard Common Repository vs. OpenQM

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Name	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	Amazon Neptune  Xexclude from comparison	Atos Standard Common Repository  Xexclude from comparison	OpenQM also called QM  Xexclude from comparison
			This system has been discontinued and will be removed from the DB-Engines ranking.
Description	An online MPP (Massively Parallel Processing) data warehousing service based on Greenplum	Fast, reliable graph database built for the cloud	Highly scalable database system, designed for managing session and subscriber data in modern mobile communication networks	QpenQM is a high-performance, self-tuning, multi-value DBMS
Primary database model	Relational DBMS	Graph DBMS RDF store	Document store Key-value store	Multivalue DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.76 Rank #220   Overall #102   Relational DBMS	Score 2.29 Rank #113   Overall #9   Graph DBMS #5   RDF stores		Score 0.34 Rank #284   Overall #10   Multivalue DBMS
Website	www.alibabacloud.com/­product/­hybriddb-postgresql	aws.amazon.com/­neptune	atos.net/en/convergence-creators/portfolio/standard-common-repository	www.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qm
Technical documentation	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview	aws.amazon.com/­neptune/­developer-resources
Developer	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Amazon	Atos Convergence Creators	Rocket Software, originally Martin Phillips
Initial release	2016	2017	2016	1993
Current release			1703	3.4-12
License Commercial or Open Source	commercial	commercial	commercial	Open Source GPLv2, extended commercial license available
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
Server operating systems	hosted	hosted	Linux	AIX FreeBSD Linux macOS Raspberry Pi Solaris Windows
Data scheme	yes	schema-free	Schema and schema-less with LDAP views	yes with some exceptions
Typing predefined data types such as float or date	yes	yes	optional
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	yes	yes
Secondary indexes	yes	no	yes	yes
SQL Support of SQL	yes	no	no	no
APIs and other access methods	JDBC ODBC	OpenCypher RDF 1.1 / SPARQL 1.1 TinkerPop Gremlin	LDAP
Supported programming languages	C Java Perl Python R	C# Go Java JavaScript PHP Python Ruby Scala	All languages with LDAP bindings	.Net Basic C Java Objective C PHP Python
Server-side scripts Stored procedures	yes	no	no	yes
Triggers	yes	no	yes	yes
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	none	Sharding cell division	yes
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service	Multi-availability zones high availability, asynchronous replication for up to 15 read replicas within a single region. Global database clusters consists of a primary write DB cluster in one region, and up to five secondary read DB clusters in different regions. Each secondary region can have up to 16 reader instances.	yes	yes
MapReduce Offers an API for user-defined Map/Reduce methods	no	no		no
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency	Immediate Consistency	Immediate Consistency or Eventual Consistency depending on configuration	Immediate Consistency
Foreign keys Referential integrity	yes	yes Relationships in graphs	no	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	ACID	Atomic execution of specific operations	ACID
Concurrency Support for concurrent manipulation of data	yes	yes	yes	yes
Durability Support for making data persistent	yes	yes with encyption-at-rest	yes	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no		yes
User concepts Access control	fine grained access rights according to SQL-standard	Access rights for users and roles can be defined via the AWS Identity and Access Management (IAM)	LDAP bind authentication	Access rights can be defined down to the item level
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More resources
	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	Amazon Neptune	Atos Standard Common Repository	OpenQM also called QM
Recent citations in the 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 How Data Analytics Capabilities of Alibaba Group Evolve Its Ecosystem to the Cloud 20 February 2021, DataDrivenInvestor provided by Google News	Exploring new features of Apache TinkerPop 3.7.x in Amazon Neptune | Amazon Web Services 7 June 2024, AWS Blog Building NHM London's Planetary Knowledge Base with Amazon Neptune and the Registry of Open Data on AWS ... 5 June 2024, AWS Blog Unit testing Apache TinkerPop transactions: From TinkerGraph to Amazon Neptune | Amazon Web Services 3 June 2024, AWS Blog AWS announces Amazon Neptune I/O-Optimized 22 February 2024, AWS Blog AWS Weekly Roundup: LlamaIndex support for Amazon Neptune, force AWS CloudFormation stack deletion, and more ... 27 May 2024, AWS Blog provided by Google News	Infographic: What makes a Mobile Operator's setup future proof? 10 February 2024, Atos provided by Google News

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