DBMS > Apache IoTDB vs. SAP Advantage Database Server vs. STSdb vs. Transwarp KunDB

System Properties Comparison Apache IoTDB vs. SAP Advantage Database Server vs. STSdb vs. Transwarp KunDB

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Editorial information provided by DB-Engines
Name	Apache IoTDB  Xexclude from comparison	SAP Advantage Database Server former name: Sybase ADS  Xexclude from comparison	STSdb  Xexclude from comparison	Transwarp KunDB  Xexclude from comparison
		SAP Advantage Database Server seems to be discontinued. Therefore it is excluded from the DB-Engines Ranking.
Description	An IoT native database with high performance for data management and analysis, deployable on the edge and the cloud and integrated with Hadoop, Spark and Flink	Low-cost RDBMS with access to ISAM and FoxPro data structures	Key-Value Store with special method for indexing optimized for high performance using a special indexing method	OLTP DBMS based on a distributed architecture and highly compatible with MySQL and Oracle
Primary database model	Time Series DBMS	Relational DBMS	Key-value store	Relational DBMS
DB-Engines Ranking measures the popularity of database management systems Trend Chart	Score 1.31 Rank #164   Overall #14   Time Series DBMS		Score 0.10 Rank #357   Overall #51   Key-value stores	Score 0.14 Rank #341   Overall #149   Relational DBMS
Website	iotdb.apache.org	www.sap.com/products/advantage-database-server.html	github.com/­STSSoft/­STSdb4	www.transwarp.cn/­en/­product/­kundb
Technical documentation	iotdb.apache.org/­UserGuide/­Master/­QuickStart/­QuickStart.html
Developer	Apache Software Foundation	Sybase, SAP	STS Soft SC	Transwarp
Initial release	2018	1993	2011
Current release	1.1.0, April 2023		4.0.8, September 2015
License Commercial or Open Source	Open Source Apache Version 2.0	commercial	Open Source GPLv2, commercial license available	commercial
Cloud-based only Only available as a cloud service	no	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	All OS with a Java VM (>= 1.8)	Linux Windows	Windows
Data scheme	yes	yes	yes	yes
Typing predefined data types such as float or date	yes	yes	yes primitive types and user defined types (classes)	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
Secondary indexes	yes	yes	no	yes
SQL Support of SQL	SQL-like query language	yes	no	yes
APIs and other access methods	JDBC Native API	.NET Client API ADO.NET JDBC ODBC OLE DB	.NET Client API
Supported programming languages	C C# C++ Go Java Python Scala	Delphi Perl PHP	C# Java
Server-side scripts Stored procedures	yes	yes	no	yes
Triggers	yes	yes	no	yes
Partitioning methods Methods for storing different data on different nodes	horizontal partitioning (by time range) + vertical partitioning (by deviceId)	none	none	horizontal partitioning
Replication methods Methods for redundantly storing data on multiple nodes	selectable replication methods; using Raft/IoTConsensus algorithm to ensure strong/eventual data consistency among multiple replicas	Multi-source replication CONFLICT Trigger to resolve replication conflicts Source-replica replication	none
MapReduce Offers an API for user-defined Map/Reduce methods	Integration with Hadoop and Spark	no	no	no
Consistency concepts Methods to ensure consistency in a distributed system	Eventual Consistency Strong Consistency with Raft	Immediate Consistency		Immediate Consistency
Foreign keys Referential integrity	no	yes	no	yes
Transaction concepts Support to ensure data integrity after non-atomic manipulations of data	no	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.	yes	no caching of (temporary) tables can be configured
User concepts Access control	yes	fine grained access rights according to SQL-standard	no	yes
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More resources
	Apache IoTDB	SAP Advantage Database Server former name: Sybase ADS	STSdb	Transwarp KunDB
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