DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. DataFS vs. InfinityDB vs. TerarkDB

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. DataFS vs. InfinityDB vs. TerarkDB

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Editorial information provided by DB-Engines
Name	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	DataFS  Xexclude from comparison	InfinityDB  Xexclude from comparison	TerarkDB  Xexclude from comparison
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.	A Java embedded Key-Value Store which extends the Java Map interface	A key-value store forked from RocksDB with advanced compression algorithms. It can be used standalone or as a storage engine for MySQL and MongoDB
Primary database model	Relational DBMS	Object oriented DBMS	Key-value store	Key-value store
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 0.08 Rank #365   Overall #55   Key-value stores	Score 0.08 Rank #367   Overall #56   Key-value stores
Website	www.alibabacloud.com/­product/­hybriddb-postgresql	newdatabase.com	boilerbay.com	github.com/­bytedance/­terarkdb
Technical documentation	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview	dev.mobiland.com/­Overview.xsp	boilerbay.com/­infinitydb/­manual	bytedance.larkoffice.com/­docs/­doccnZmYFqHBm06BbvYgjsHHcKc
Developer	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Mobiland AG	Boiler Bay Inc.	ByteDance, originally Terark
Initial release	2016	2018	2002	2016
Current release		1.1.263, October 2022	4.0
License Commercial or Open Source	commercial	commercial	commercial	commercial restricted open source version available
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++
Server operating systems	hosted	Windows	All OS with a Java VM
Data scheme	yes	Classes, Structs, and Lists are written in proprietary DataTypeDefinitionLanguage (.dtdl) and Objects consisting of those are written in proprietary DataAccessDefinitionLanguage (.dadl)	yes nested virtual Java Maps, multi-value, logical ‘tuple space’ runtime Schema upgrade	schema-free
Typing predefined data types such as float or date	yes	yes	yes all Java primitives, Date, CLOB, BLOB, huge sparse arrays	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 manual creation possible, using inversions based on multi-value capability	no
SQL Support of SQL	yes	no	no	no
APIs and other access methods	JDBC ODBC	.NET Client API Proprietary client DLL WinRT client	Access via java.util.concurrent.ConcurrentNavigableMap Interface Proprietary API to InfinityDB ItemSpace (boilerbay.com/­docs/­ItemSpaceDataStructures.htm)	C++ API Java API
Supported programming languages	C Java Perl Python R	.Net C C# C++ VB.Net	Java	C++ Java
Server-side scripts Stored procedures	yes		no	no
Triggers	yes	no, except callback-events from server when changes happened	no	no
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	Proprietary Sharding system	none	none
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service		none	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 READ-COMMITTED or SERIALIZED
Foreign keys Referential integrity	yes	yes	no manual creation possible, using inversions based on multi-value capability	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	ACID	ACID Optimistic locking for transactions; no isolation for bulk loads	no
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	no	yes
User concepts Access control	fine grained access rights according to SQL-standard	Windows-Profile	no	no
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More resources
	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	DataFS	InfinityDB	TerarkDB
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 Experts disclosed two critical flaws in Alibaba cloud database services 20 April 2023, Security Affairs provided by Google News

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