> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/release-notes/connectors/r2dbc/1.2.1.md).

# Connector/R2DBC 1.2.1 Release Notes

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<p align="center">The most recent release of <a href="/spaces/CjGYMsT2MVP4nd3IyW2L/pages/lmhByeB79IW85WGFN3cF">MariaDB Connector/R2DBC</a> is: <a href="/pages/TgwCALBYysMgkjEGbjrI"><strong>1.4.1</strong></a></p>

<p align="center"><a href="https://mariadb.com/downloads/connectors/connectors-data-access/r2dbc-connector" class="button primary">Download Connector/R2DBC 1.4.1</a></p>
{% endhint %}

## 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:** 24 Jun 2024

MariaDB Connector/R2DBC 1.2.2 is a [***Stable***](https://github.com/mariadb-corporation/mariadb-docs/tree/main/community-server/about/release-criteria.md) ***(GA)*** release.

This release is compatible with MariaDB Connector/R2DBC 1.1 and is the maintenance path for version 1.1. This release is compatible with [R2DBC 1.0.0](https://r2dbc.io/spec/1.0.0.RELEASE/spec/html/) specification.

## Notable Changes

* Adding missing UUID Object support ([R2DBC-96](https://mariadb.com/))

## Issues Fixed

* NPE if No HaMode provided ([R2DBC-97](https://mariadb.com/))
* Correcting possible bug connecting if project contain a project.properties file ([R2DBC-98](https://mariadb.com/))
* No encoding set for ByteBuffer parameter ([R2DBC-99](https://mariadb.com/))
* Wrong default return type for MySQL JSON fields ([R2DBC-101](https://mariadb.com/))
* Avoid netty unneeded dependencies ([R2DBC-102](https://mariadb.com/))

## Resources

* [Download](https://mariadb.com/downloads/connectors/connectors-data-access/r2dbc-connector/)
* [Documentation](https://github.com/mariadb-corporation/docs-release-notes/blob/test/en/java-r2dbc-connector/README.md)
* [Install MariaDB Connector/R2DBC](/docs/connectors/mariadb-connector-r2dbc/using-the-native-r2dbc-api-of-mariadb-connector-r2dbc/install-mariadb-connector-r2dbc.md)
* [Install MariaDB Connector/R2DBC with Spring Data](/docs/connectors/mariadb-connector-r2dbc/using-the-spring-data-framework-with-mariadb-connector-r2dbc/install-mariadb-connector-r2dbc-spring-data.md)
* [Report Issues](https://jira.mariadb.org/browse/R2DBC)
* [Source code](https://github.com/mariadb-corporation/mariadb-connector-r2dbc/)

<sub>*This page is: Copyright © 2026 MariaDB. All rights reserved.*</sub>

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