DBMS > BaseX vs. SwayDB vs. Tkrzw

System Properties Comparison BaseX vs. SwayDB vs. Tkrzw

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Editorial information provided by DB-Engines

Name

Description

Light-weight Native XML DBMS with support for XQuery 3.0 and interactive GUI.

An embeddable, non-blocking, type-safe key-value store for single or multiple disks and in-memory storage

A concept of libraries, allowing an application program to store and query key-value pairs in a file. Successor of Tokyo Cabinet and Kyoto Cabinet

Primary database model

Native XML DBMS

Key-value store

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

Score	1.34
Rank	#150	Overall
	#4	Native XML DBMS

Score	0.00
Rank	#381	Overall
	#61	Key-value stores

Score	0.00
Rank	#382	Overall
	#62	Key-value stores

Website

basex.org

swaydb.simer.au

dbmx.net/tkrzw

Technical documentation

docs.basex.org

Developer

BaseX GmbH

Simer Plaha

Mikio Hirabayashi

Initial release

2007

2018

2020

Current release

11.2, August 2024

0.9.3, August 2020

License

Commercial or Open Source

Open Source

BSD license

Open Source

GNU Affero GPL V3.0

Open Source

Apache Version 2.0

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

Scala

C++

Server operating systems

Linux
OS X
Windows

Linux
macOS

Data scheme

schema-free

Typing

predefined data types such as float or date

XQuery supports types

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

APIs and other access methods

Java API
RESTful HTTP API
RESTXQ
WebDAV
XML:DB
XQJ

Supported programming languages

Actionscript
C
C#
Haskell
Java
JavaScript

Node.js
Lisp
Perl
PHP
Python
Qt
Rebol
Ruby
Scala
Visual Basic

Java
Kotlin
Scala

C++
Java
Python
Ruby

Server-side scripts

Stored procedures

yes

Triggers

yes

via events

Partitioning methods

Methods for storing different data on different nodes

none

Replication methods

Methods for redundantly storing data on multiple nodes

none

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

Transaction concepts

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

multiple readers, single writer

Atomic execution of operations

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

using specific database classes

User concepts

Access control

Users with fine-grained authorization concept on 4 levels

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More resources

Recent citations in the news

An Analysis of BaseX Historical Bug Reports
11 March 2025, HackerNoon

Fig. 7. XQuery with FLWOR expression
23 October 2024, ResearchGate

Figure 5: BaseX provides visual access to query results. The user is...
14 March 2018, ResearchGate

9 Skills You Need to Become a Data Engineer
2 November 2022, KDnuggets

Figure 2: Screenshot of BaseX user interface
14 April 2018, ResearchGate

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