DBMS > Alibaba Cloud AnalyticDB for PostgreSQL vs. Bangdb vs. Hawkular Metrics vs. Machbase Neo

System Properties Comparison Alibaba Cloud AnalyticDB for PostgreSQL vs. Bangdb vs. Hawkular Metrics vs. Machbase Neo

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Name	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB  Xexclude from comparison	Bangdb  Xexclude from comparison	Hawkular Metrics  Xexclude from comparison	Machbase Neo Former name was Infiniflux  Xexclude from comparison
Description	An online MPP (Massively Parallel Processing) data warehousing service based on Greenplum	Converged and high performance database for device data, events, time series, document and graph	Hawkular metrics is the metric storage of the Red Hat sponsored Hawkular monitoring system. It is based on Cassandra.	TimeSeries DBMS for AIoT and BigData
Primary database model	Relational DBMS	Document store Graph DBMS Time Series DBMS	Time Series DBMS	Time Series DBMS
Secondary database models		Spatial DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.76 Rank #220   Overall #102   Relational DBMS	Score 0.16 Rank #338   Overall #47   Document stores #32   Graph DBMS #31   Time Series DBMS	Score 0.08 Rank #366   Overall #39   Time Series DBMS	Score 0.17 Rank #337   Overall #30   Time Series DBMS
Website	www.alibabacloud.com/­product/­hybriddb-postgresql	bangdb.com	www.hawkular.org	machbase.com
Technical documentation	www.alibabacloud.com/­help/­en/­analyticdb-for-postgresql/­latest/­product-introduction-overview	docs.bangdb.com	www.hawkular.org/­hawkular-metrics/­docs/­user-guide	machbase.com/­dbms
Developer	Alibaba / Pivotal Software Inc. / PostgreSQL Global Development Group	Sachin Sinha, BangDB	Community supported by Red Hat	Machbase
Initial release	2016	2012	2014	2013
Current release		BangDB 2.0, October 2021		V8.0, August 2023
License Commercial or Open Source	commercial	Open Source BSD 3	Open Source Apache 2.0	commercial free test 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		C, C++	Java	C
Server operating systems	hosted	Linux	Linux OS X Windows	Linux macOS Windows
Data scheme	yes	schema-free	schema-free	yes
Typing predefined data types such as float or date	yes	yes: string, long, double, int, geospatial, stream, events	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	no	no
Secondary indexes	yes	yes secondary, composite, nested, reverse, geospatial	no	yes
SQL Support of SQL	yes	SQL like support with command line tool	no	SQL-like query language
APIs and other access methods	JDBC ODBC	Proprietary protocol RESTful HTTP API	HTTP REST	gRPC HTTP REST JDBC MQTT (Message Queue Telemetry Transport) ODBC
Supported programming languages	C Java Perl Python R	C C# C++ Java Python	Go Java Python Ruby	C C# C++ Go Java JavaScript PHP via ODBC Python R via ODBC Scala
Server-side scripts Stored procedures	yes	no	no	no
Triggers	yes	yes, Notifications (with Streaming only)	yes via Hawkular Alerting	no
Partitioning methods Methods for storing different data on different nodes	Sharding Implicit feature of the cloud service	Sharding (enterprise version only). P2P based virtual network overlay with consistent hashing and chord algorithm	Sharding based on Cassandra	Sharding
Replication methods Methods for redundantly storing data on multiple nodes	yes Implicit feature of the cloud service	selectable replication factor, Knob for CAP (enterprise version only)	selectable replication factor based on Cassandra	selectable replication factor
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	Tunable consistency, set CAP knob accordingly	Eventual Consistency based on Cassandra Immediate Consistency based on Cassandra
Foreign keys Referential integrity	yes	no	no	no
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	ACID	ACID	no	no
Concurrency Support for concurrent manipulation of data	yes	yes, optimistic concurrency control	yes	yes
Durability Support for making data persistent	yes	yes, implements WAL (Write ahead log) as well	yes	no
In-memory capabilities Is there an option to define some or all structures to be held in-memory only.	no	yes, run db with in-memory only mode	no	yes volatile and lookup table
User concepts Access control	fine grained access rights according to SQL-standard	yes (enterprise version only)	no	simple password-based access control
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More resources
	Alibaba Cloud AnalyticDB for PostgreSQL former name was HybridDB	Bangdb	Hawkular Metrics	Machbase Neo Former name was Infiniflux
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, securityaffairs.com provided by Google News		Waiting for Red Hat OpenShift 4.0? Too late, 4.1 has already arrived… • DEVCLASS 5 June 2019, DevClass provided by Google News

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