Connector/R2DBC 1.2.4 Release Notes

Connector/R2DBC 1.2.4 is a Stable (GA) release of MariaDB Connector/R2DBC, released on 2026-09-23

The most recent release of MariaDB Connector/R2DBC is: 1.4.2

Download Connector/R2DBC 1.4.2

Download Changelog Connector/R2DBC Overview

Overview

MariaDB Connector/R2DBC is a non-blocking interface between Java applications and MariaDB Server. MariaDB Connector/R2DBC enables the development of Java 8+ applications for MariaDB database products.

Release date: 23 Sep 2026

MariaDB Connector/R2DBC 1.2.4 is a Stable (GA) release.

This is a maintenance release for the 1.2 line, back-porting the corrections and security fixes made after 1.2.3. This release is compatible with the R2DBC 1.0.0 specification.

Bugs Fixed

• R2DBC-127 Multipart packets larger than 16 MB are now rejected before authentication, so that a rogue server cannot exhaust client memory before authentication completes

• Connection.close() no longer fails when the QUIT packet cannot be sent

Changelog

For a complete list of changes made in this release, with links to detailed information on each push, see the changelog.

Resources

• Download

• Documentation

• Install MariaDB Connector/R2DBC

• Install MariaDB Connector/R2DBC with Spring Data

• Report Issues

• Source code

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