DBMS > HyperSQL vs. IBM Db2 vs. TDengine

System Properties Comparison HyperSQL vs. IBM Db2 vs. TDengine

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Editorial information provided by DB-Engines

Name

Description

Multithreaded, transactional RDBMS written in Java

also known as HSQLDB

Common in IBM host environments, 2 different versions for host and Windows/Linux

Time Series DBMS and big data platform

Primary database model

Relational DBMS

Since Version 10.5 support for JSON/BSON documents compatible with MongoDB

Time Series DBMS

Secondary database models

Document store
RDF store

in Db2 LUW (Linux, Unix, Windows)
Spatial DBMS

with Db2 Spatial Extender

Relational DBMS

DB-Engines Ranking measures the popularity of database management systems
Trend Chart

Score	5.35
Rank	#76	Overall
	#41	Relational DBMS

Score	160.32
Rank	#7	Overall
	#5	Relational DBMS

Score	0.91
Rank	#183	Overall
	#14	Time Series DBMS

Website

hsqldb.org

www.ibm.com/analytics/db2

github.com/taosdata/TDengine
tdengine.com

Technical documentation

hsqldb.org/web/hsqlDocsFrame.html

www.ibm.com/support/knowledgecenter/SSEPGG

www.taosdata.com/en/documentation

Developer

IBM

Taos Data

Initial release

2001

1983

host version

2019

Current release

2.6.1, October 2021

12.1, October 2016

License

Commercial or Open Source

Open Source

based on BSD license

commercial

free version is available

Open Source

GPL V3, also commercial editions available

Cloud-based only

Only available as a cloud service

DBaaS offerings (sponsored links)

Database as a Service

Providers of DBaaS offerings, please contact us to be listed.

Implementation language

Java

C and C++

Server operating systems

All OS with a Java VM

Embedded (into Java applications) and Client-Server operating modes

AIX
HP-UX
Linux
Solaris
Windows
z/OS

Linux

Data scheme

yes

Typing

predefined data types such as float or date

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.

Secondary indexes

yes

SQL

Support of SQL

yes

SQL-like query language

APIs and other access methods

HTTP API

JDBC via HTTP
JDBC
ODBC

ADO.NET
JDBC
JSON style queries

MongoDB compatible
ODBC
XQuery

JDBC
RESTful HTTP API

Supported programming languages

All languages supporting JDBC/ODBC
Java

C
C#
C++
Cobol
Delphi
Fortran
Java
Perl
PHP
Python
Ruby
Visual Basic

.Net
C
C++
Go
Java
JavaScript (Node.js)
Lua
Python
Rust

Server-side scripts

Stored procedures

Java, SQL

yes

Triggers

yes

yes, via alarm monitoring

Partitioning methods

Methods for storing different data on different nodes

none

Sharding

only with Windows/Unix/Linux Version

Sharding

Replication methods

Methods for redundantly storing data on multiple nodes

none

yes

with separate tools (MQ, InfoSphere)

yes

MapReduce

Offers an API for user-defined Map/Reduce methods

Consistency concepts

Methods to ensure consistency in a distributed system

Immediate Consistency

Foreign keys

Referential integrity

yes

Transaction concepts

Support to ensure data integrity after non-atomic manipulations of data

ACID

Concurrency

Support for concurrent manipulation of data

yes

Durability

Support for making data persistent

yes

In-memory capabilities

Is there an option to define some or all structures to be held in-memory only.

yes

User concepts

Access control

fine grained access rights according to SQL-standard

yes

More information provided by the system vendor

Specific characteristics

One of the modules of TDengine is the time-series database. However, in addition...
» more

Competitive advantages

Performance improvement over 10 times: An innovative data storage structure is defined,...
» more

Typical application scenarios

IT Infrastructure, Servers and Applications Monitoring Internet of Cars, Trucks,...
» more

Market metrics

Fastest growing database With more than 15,500 stars on GitHub
» more

Licensing and pricing models

Open Source (AGPL v3) Enterprise / Cloud (https://www.taosdata.com/en/support/)
» more

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