DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Blazegraph vs. ReductStore vs. SAP Advantage Database Server

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Blazegraph vs. ReductStore vs. SAP Advantage Database Server

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Name	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	Blazegraph  Xexclude from comparison	ReductStore  Xexclude from comparison	SAP Advantage Database Server former name: Sybase ADS  Xexclude from comparison
		Amazon has acquired Blazegraph's domain and (probably) product. It is said that Amazon Neptune is based on Blazegraph.		SAP Advantage Database Server 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	High-performance graph database supporting Semantic Web (RDF/SPARQL) and Graph Database (tinkerpop3, blueprints, vertex-centric) APIs with scale-out and High Availability.	Designed to manage unstructured time-series data efficiently, providing unique features such as storing time-stamped blobs with labels, customizable data retention policies, and a straightforward FIFO quota system.	Low-cost RDBMS with access to ISAM and FoxPro data structures
Primary database model	Relational DBMS	Graph DBMS RDF store	Time Series 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 0.81 Rank #213   Overall #19   Graph DBMS #8   RDF stores	Score 0.05 Rank #384   Overall #44   Time Series DBMS
Website	www.alibabacloud.com/­product/­hybriddb-postgresql	blazegraph.com	github.com/­reductstore www.reduct.store	www.sap.com/products/advantage-database-server.html
Technical documentation	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview	wiki.blazegraph.com	www.reduct.store/­docs
Developer	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Blazegraph	ReductStore LLC	Sybase, SAP
Initial release	2016	2006	2023	1993
Current release		2.1.5, March 2019	1.9, March 2024
License Commercial or Open Source	commercial	Open Source extended commercial license available	Open Source Business Source License 1.1	commercial
Cloud-based only Only available as a cloud service	yes	no	no	no
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Implementation language		Java	C++, Rust
Server operating systems	hosted	Linux OS X Windows	Docker Linux macOS Windows	Linux Windows
Data scheme	yes	schema-free		yes
Typing predefined data types such as float or date	yes	yes RDF literal types		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
Secondary indexes	yes	yes		yes
SQL Support of SQL	yes	SPARQL is used as query language		yes
APIs and other access methods	JDBC ODBC	Java API RESTful HTTP API SPARQL QUERY SPARQL UPDATE TinkerPop 3	HTTP API	.NET Client API ADO.NET JDBC ODBC OLE DB
Supported programming languages	C Java Perl Python R	.Net C C++ Java JavaScript PHP Python Ruby	C++ JavaScript (Node.js) Python Rust	Delphi Perl PHP
Server-side scripts Stored procedures	yes	yes		yes
Triggers	yes	no		yes
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	Sharding		none
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service	yes		Multi-source replication CONFLICT Trigger to resolve replication conflicts Source-replica replication
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
Foreign keys Referential integrity	yes	yes Relationships in Graphs		yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	ACID		ACID
Concurrency Support for concurrent manipulation of data	yes	yes		yes
Durability Support for making data persistent	yes	yes		yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no			no caching of (temporary) tables can be configured
User concepts Access control	fine grained access rights according to SQL-standard	Security and Authentication via Web Application Container (Tomcat, Jetty)		fine grained access rights according to SQL-standard
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More resources
	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	Blazegraph	ReductStore	SAP Advantage Database Server former name: Sybase ADS
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	Back to the future: Does graph database success hang on query language? 5 March 2018, ZDNet Harnessing GPUs Delivers a Big Speedup for Graph Analytics 15 December 2015, Datanami This AI Paper Introduces A Comprehensive RDF Dataset With Over 26 Billion Triples Covering Scholarly Data Across All Scientific Disciplines 19 August 2023, MarkTechPost Faster with GPUs: 5 turbocharged databases 26 September 2016, InfoWorld provided by Google News		SAP Announces Q3 2023 Results: Asia Pacific and Japan View 19 October 2023, SAP News provided by Google News

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