DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Alibaba Cloud Table Store vs. OpenQM vs. Sadas Engine

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Alibaba Cloud Table Store vs. OpenQM vs. Sadas Engine

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Name	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	Alibaba Cloud Table Store  Xexclude from comparison	OpenQM also called QM  Xexclude from comparison	Sadas Engine  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	QpenQM is a high-performance, self-tuning, multi-value DBMS	SADAS Engine is a columnar DBMS specifically designed for high performance in data warehouse environments
Primary database model	Relational DBMS	Wide column store	Multivalue DBMS	Relational 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 0.34 Rank #284   Overall #10   Multivalue DBMS	Score 0.07 Rank #373   Overall #157   Relational DBMS
Website	www.alibabacloud.com/­product/­hybriddb-postgresql	www.alibabacloud.com/­product/­table-store	www.rocketsoftware.com/­products/­rocket-multivalue-application-development-platform/­rocket-open-qm	www.sadasengine.com
Technical documentation	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview	www.alibabacloud.com/­help/­en/­tablestore		www.sadasengine.com/­en/­sadas-engine-download-free-trial-and-documentation/­#documentation
Developer	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Alibaba	Rocket Software, originally Martin Phillips	SADAS s.r.l.
Initial release	2016	2016	1993	2006
Current release			3.4-12	8.0
License Commercial or Open Source	commercial	commercial	Open Source GPLv2, extended commercial license available	commercial free trial version 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				C++
Server operating systems	hosted	hosted	AIX FreeBSD Linux macOS Raspberry Pi Solaris Windows	AIX Linux Windows
Data scheme	yes	schema-free	yes with some exceptions	yes
Typing predefined data types such as float or date	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	yes	no
Secondary indexes	yes	no	yes	yes
SQL Support of SQL	yes	no	no	yes
APIs and other access methods	JDBC ODBC	HTTP API		JDBC ODBC Proprietary protocol
Supported programming languages	C Java Perl Python R	Java Python	.Net Basic C Java Objective C PHP Python	.Net C C# C++ Groovy Java PHP Python
Server-side scripts Stored procedures	yes	no	yes	no
Triggers	yes	no	yes	no
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	Sharding Implicit feature of the cloud service	yes	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service	yes Implicit feature of the cloud service	yes	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	Immediate Consistency
Foreign keys Referential integrity	yes	no	no	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	Atomic single-row operations	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 managed by 'Learn by Usage'
User concepts Access control	fine grained access rights according to SQL-standard	Access rights based on subaccounts and tokens	Access rights can be defined down to the item level	Access rights for users, groups and roles according to SQL-standard
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More resources
	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	Alibaba Cloud Table Store	OpenQM also called QM	Sadas Engine
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	Top data analytics tools comparison: Alibaba Cloud, AWS, Azure, Google Cloud, IBM 5 December 2019, Wire19 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 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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