DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. DataFS vs. JSqlDb vs. Riak TS

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. DataFS vs. JSqlDb vs. Riak TS

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Name	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	DataFS  Xexclude from comparison	JSqlDb  Xexclude from comparison	Riak TS  Xexclude from comparison
			JSqlDB 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	All data is stored inside objects which are linked by so-called link attributes. Objects consist of classes which can be extended and de-extended at runtime. Graphs can be defined with a struct.	JavaScript Query Language Database, stores JavaScript objects and primitives	Riak TS is a distributed NoSQL database optimized for time series data and based on Riak KV
Primary database model	Relational DBMS	Object oriented DBMS	Document store Object oriented DBMS	Time Series DBMS
Secondary database models		Graph DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.76 Rank #220   Overall #102   Relational DBMS	Score 0.09 Rank #360   Overall #17   Object oriented DBMS		Score 0.28 Rank #307   Overall #27   Time Series DBMS
Website	www.alibabacloud.com/­product/­hybriddb-postgresql	newdatabase.com	jsqldb.org (offline)
Technical documentation	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview	dev.mobiland.com/­Overview.xsp		www.tiot.jp/­riak-docs/­riak/­ts/­latest
Developer	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Mobiland AG	Konrad von Backstrom	Open Source, formerly Basho Technologies
Initial release	2016	2018	2018	2015
Current release		1.1.263, October 2022	0.8, December 2018	3.0.0, September 2022
License Commercial or Open Source	commercial	commercial	Open Source	Open Source
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				Erlang
Server operating systems	hosted	Windows	Linux macOS Windows	Linux OS X
Data scheme	yes	Classes, Structs, and Lists are written in proprietary DataTypeDefinitionLanguage (.dtdl) and Objects consisting of those are written in proprietary DataAccessDefinitionLanguage (.dadl)	schema-free	schema-free
Typing predefined data types such as float or date	yes	yes	no	no
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	no
Secondary indexes	yes	no	no	restricted
SQL Support of SQL	yes	no	no	yes, limited
APIs and other access methods	JDBC ODBC	.NET Client API Proprietary client DLL WinRT client		HTTP API Native Erlang Interface
Supported programming languages	C Java Perl Python R	.Net C C# C++ VB.Net	JavaScript	C unofficial client library C# C++ unofficial client library Clojure unofficial client library Dart unofficial client library Erlang Go unofficial client library Groovy unofficial client library Haskell unofficial client library Java JavaScript unofficial client library Lisp unofficial client library Perl unofficial client library PHP Python Ruby Scala unofficial client library Smalltalk unofficial client library
Server-side scripts Stored procedures	yes		functions in JavaScript	Erlang
Triggers	yes	no, except callback-events from server when changes happened	no	yes pre-commit hooks and post-commit hooks
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	Proprietary Sharding system	none	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service		none	selectable replication factor
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	no	yes
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency	Immediate Consistency		Eventual Consistency
Foreign keys Referential integrity	yes	yes	no	no links between datasets can be stored
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	ACID		no
Concurrency Support for concurrent manipulation of data	yes	yes		yes
Durability Support for making data persistent	yes	yes	yes using RocksDB	yes
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no	no
User concepts Access control	fine grained access rights according to SQL-standard	Windows-Profile		no
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More resources
	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	DataFS	JSqlDb	Riak TS
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			New Basho Data Platform Provides Operational Simplicity for Enterprise Big Data Applications 7 June 2015, insideBIGDATA Best open source databases for IoT applications 26 May 2017, Open Source For You provided by Google News

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