DBMS > Alibaba Cloud TSDB vs. IBM Db2 warehouse vs. Sadas Engine vs. Transwarp KunDB

System Properties Comparison Alibaba Cloud TSDB vs. IBM Db2 warehouse vs. Sadas Engine vs. Transwarp KunDB

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Editorial information provided by DB-Engines
Name	Alibaba Cloud TSDB  Xexclude from comparison	IBM Db2 warehouse formerly named IBM dashDB  Xexclude from comparison	Sadas Engine  Xexclude from comparison	Transwarp KunDB  Xexclude from comparison
Description	A stable, reliable, and cost-effective online high-performance time series database service	Cloud-based data warehousing service	SADAS Engine is a columnar DBMS specifically designed for high performance in data warehouse environments	OLTP DBMS based on a distributed architecture and highly compatible with MySQL and Oracle
Primary database model	Time Series DBMS	Relational DBMS	Relational DBMS	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 0.29 Rank #301   Overall #26   Time Series DBMS	Score 1.37 Rank #160   Overall #74   Relational DBMS	Score 0.07 Rank #373   Overall #157   Relational DBMS	Score 0.14 Rank #341   Overall #149   Relational DBMS
Website	www.alibabacloud.com/­product/­hitsdb	www.ibm.com/­products/­db2/­warehouse	www.sadasengine.com	www.transwarp.cn/­en/­product/­kundb
Technical documentation	www.alibabacloud.com/­help/­en/­time-series-database/­latest/­what-is-tsdb		www.sadasengine.com/­en/­sadas-engine-download-free-trial-and-documentation/­#documentation
Developer	Alibaba	IBM	SADAS s.r.l.	Transwarp
Initial release		2014	2006
Current release			8.0
License Commercial or Open Source	commercial	commercial	commercial free trial version available	commercial
Cloud-based only Only available as a cloud service	yes	yes	no	no
DBaaS offerings (sponsored links) Database as a Service Providers of DBaaS offerings, please contact us to be listed.
Implementation language			C++
Server operating systems	hosted	hosted	AIX Linux Windows
Data scheme	schema-free	yes	yes	yes
Typing predefined data types such as float or date	Numeric data and Strings	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.	no	no Import/export of XML data possible	no
Secondary indexes	no	yes	yes	yes
SQL Support of SQL	no	yes	yes	yes
APIs and other access methods	HTTP REST	.NET Client API JDBC ODBC OLE DB	JDBC ODBC Proprietary protocol
Supported programming languages	Java	Java JavaScript (Node.js) Perl PHP Python R Ruby	.Net C C# C++ Groovy Java PHP Python
Server-side scripts Stored procedures	no	PL/SQL, SQL PL	no	yes
Triggers	no	yes	no	yes
Partitioning methods Methods for storing different data on different nodes		Sharding	horizontal partitioning	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes		yes	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	Immediate Consistency
Foreign keys Referential integrity	no	yes	yes	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	no	ACID		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	yes	yes managed by 'Learn by Usage'
User concepts Access control	Access managed on TSDB instance level	fine grained access rights according to SQL-standard	Access rights for users, groups and roles according to SQL-standard	yes
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More resources
	Alibaba Cloud TSDB	IBM Db2 warehouse formerly named IBM dashDB	Sadas Engine	Transwarp KunDB
Recent citations in the news		Announcing the deprecation of prior generation Db2 Warehouse plans on AWS 16 October 2023, ibm.com Introducing the next generation of Db2 Warehouse: Our cost-effective, cloud-native data warehouse built for always-on ... 11 July 2023, ibm.com Db2 Warehouse delivers 4x faster query performance than previously, while cutting storage costs by 34x 11 July 2023, ibm.com Data mining in Db2 Warehouse: the basics 23 June 2020, Towards Data Science Top 7 Cloud Data Warehouse Companies 31 May 2023, Datamation provided by Google News

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