DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Atos Standard Common Repository vs. IRONdb vs. Stardog

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Atos Standard Common Repository vs. IRONdb vs. Stardog

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Name	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	Atos Standard Common Repository  Xexclude from comparison	IRONdb  Xexclude from comparison	Stardog  Xexclude from comparison
		This system has been discontinued and will be removed from the DB-Engines ranking.	IRONdb seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
Description	An online MPP (Massively Parallel Processing) data warehousing service based on Greenplum	Highly scalable database system, designed for managing session and subscriber data in modern mobile communication networks	A distributed Time Series DBMS with a focus on scalability, fault tolerance and operational simplicity	Enterprise Knowledge Graph platform and graph DBMS with high availability, high performance reasoning, and virtualization
Primary database model	Relational DBMS	Document store Key-value store	Time Series DBMS	Graph DBMS RDF store
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.76 Rank #220   Overall #102   Relational DBMS			Score 2.07 Rank #122   Overall #11   Graph DBMS #6   RDF stores
Website	www.alibabacloud.com/­product/­hybriddb-postgresql	atos.net/en/convergence-creators/portfolio/standard-common-repository	www.circonus.com/solutions/time-series-database/	www.stardog.com
Technical documentation	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview		docs.circonus.com/irondb/category/getting-started	docs.stardog.com
Developer	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Atos Convergence Creators	Circonus LLC.	Stardog-Union
Initial release	2016	2016	2017	2010
Current release		1703	V0.10.20, January 2018	7.3.0, May 2020
License Commercial or Open Source	commercial	commercial	commercial	commercial 60-day fully-featured trial license; 1-year fully-featured non-commercial use license for academics/students
Cloud-based only Only available as a cloud service	yes	no	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language		Java	C and C++	Java
Server operating systems	hosted	Linux	Linux	Linux macOS Windows
Data scheme	yes	Schema and schema-less with LDAP views	schema-free	schema-free and OWL/RDFS-schema support
Typing predefined data types such as float or date	yes	optional	yes text, numeric, histograms	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	no Import/export of XML data possible
Secondary indexes	yes	yes	no	yes supports real-time indexing in full-text and geospatial
SQL Support of SQL	yes	no	SQL-like query language (Circonus Analytics Query Language: CAQL)	Yes, compatible with all major SQL variants through dedicated BI/SQL Server
APIs and other access methods	JDBC ODBC	LDAP	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
Supported programming languages	C Java Perl Python R	All languages with LDAP bindings	.Net C C++ Clojure Erlang Go Haskell Java JavaScript JavaScript (Node.js) Lisp Lua Perl PHP Python R Ruby Rust Scala	.Net Clojure Groovy Java JavaScript Python Ruby
Server-side scripts Stored procedures	yes	no	yes, in Lua	user defined functions and aggregates, HTTP Server extensions in Java
Triggers	yes	yes	no	yes via event handlers
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	Sharding cell division	Automatic, metric affinity per node	none
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service	yes	configurable replication factor, datacenter aware	Multi-source replication in HA-Cluster
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 or Eventual Consistency depending on configuration	Immediate consistency per node, eventual consistency across nodes	Immediate Consistency in HA-Cluster
Foreign keys Referential integrity	yes	no	no	yes relationships in graphs
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	Atomic execution of specific operations	no	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	yes	no	yes
User concepts Access control	fine grained access rights according to SQL-standard	LDAP bind authentication	no	Access rights for users and roles
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More resources
	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	Atos Standard Common Repository	IRONdb	Stardog
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 How Data Analytics Capabilities of Alibaba Group Evolve Its Ecosystem to the Cloud 20 February 2021, DataDrivenInvestor provided by Google News		Application observability firm Apica buys telemetry data startup Circonus and adds more funding 21 February 2024, SiliconANGLE News Apica Acquires Telemetry Data Management Pioneer Circonus And Lands New Funding 22 February 2024, Datanami Apica gets $6 million in funding and buys Circonus - 21 February 2024, Enterprise Times provided by Google News

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