DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Blueflood vs. OushuDB vs. Transwarp StellarDB

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Blueflood vs. OushuDB vs. Transwarp StellarDB

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Name	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	Blueflood  Xexclude from comparison	OushuDB  Xexclude from comparison	Transwarp StellarDB  Xexclude from comparison
Description	An online MPP (Massively Parallel Processing) data warehousing service based on Greenplum	Scalable TimeSeries DBMS based on Cassandra	A data warehouse powered by Apache HAWQ supporting descriptive analysis and advanced machine learning	A distributed graph DBMS built for enterprise-level graph applications
Primary database model	Relational DBMS	Time Series DBMS	Relational DBMS	Graph DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.76 Rank #220   Overall #102   Relational DBMS	Score 0.13 Rank #346   Overall #33   Time Series DBMS	Score 0.10 Rank #355   Overall #154   Relational DBMS	Score 0.07 Rank #371   Overall #39   Graph DBMS
Website	www.alibabacloud.com/­product/­hybriddb-postgresql	blueflood.io	www.oushu.com/­product/­oushuDB	www.transwarp.cn/­en/­product/­stellardb
Technical documentation	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview	github.com/­rax-maas/­blueflood/­wiki	www.oushu.com/­documentation
Developer	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Rackspace	Oushu	Transwarp
Initial release	2016	2013
Current release			4.0.1, August 2020
License Commercial or Open Source	commercial	Open Source Apache 2.0	commercial	commercial
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
Server operating systems	hosted	Linux OS X	Linux
Data scheme	yes	predefined scheme	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
Secondary indexes	yes	no	yes
SQL Support of SQL	yes	no	Full-featured ANSI SQL support	SQL-like query language
APIs and other access methods	JDBC ODBC	HTTP REST	JDBC ODBC	OpenCypher
Supported programming languages	C Java Perl Python R		C C++
Server-side scripts Stored procedures	yes	no	yes
Triggers	yes	no	yes
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	Sharding based on Cassandra	yes	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service	selectable replication factor based on Cassandra
MapReduce Offers an API for user-defined Map/Reduce methods	no	no	Hadoop integration
Consistency concepts Methods to ensure consistency in a distributed system	Immediate Consistency	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra
Foreign keys Referential integrity	yes	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	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	no
User concepts Access control	fine grained access rights according to SQL-standard	no	Kerberos, SSL and role based access	yes
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More resources
	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	Blueflood	OushuDB	Transwarp StellarDB
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	Real-Time Performance and Health Monitoring Using Netdata 2 September 2019, CNX Software provided by Google News	China's answer to Snowflake is shaping as data demands upgrade 8 September 2021, PingWest provided by Google News

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