Connector/R2DBC 1.2.3 Changelog

The most recent release of MariaDB Connector/R2DBC is: 1.4.1

Download Connector/R2DBC 1.4.1

Download Release Notes Connector/R2DBC Overview

Release date: 17 Jun 2026

For the highlights of this release, see the release notes.

The revision number links will take you to the revision's page on GitHub. On GitHub you can view more details of the revision and view diffs of the code modified in that revision.

• Revision #091d630 [misc] bump 1.2.3

• Revision #093708d [misc] fix flaky PrepareResultSetTest.cacheReuse under load

• Revision #e413a36 [misc] test correction about pamOtherPwd sanitization

• Revision #1066fb2 [misc] code style correction

• Revision #0b95bae [R2DBC-121] caching_sha2_password/sha256_password login fails with passwords ≥ 20 characters #84

• Revision #a3e9a11 [R2DBC-120] Stored-procedure CALL detection wrongly matched any query containing "call"

• Revision #1d0e651 improve stored procedure call detection with robust SQL scanning

• Revision #dac6ee3 fix incorrect stored procedure call detection in createStatement

• Revision #0f298ad [misc] mask pamOtherPwd in MariadbConnectionConfiguration.toString()

• Revision #ee5d5ac [misc] reject malformed auth-switch seed and column-definition packets cleanly

• Revision #c515e75 [misc] bound row field length before allocating to avoid OOM

• Revision #394e4e4 [R2DBC-119] fail closed when a classpath: SSL certificate is missing

• Revision #4a3a6a8 [misc] update license header years

• Revision #0c21757 [misc] code style correction

• Revision #05d68c7 [R2DBC-115] clear-text authentication plugins require a secure connection

• Revision #1867d9a [misc] make temporal parameter tests version-aware for MySQL 9.7

• Revision #f3bca8a [misc] pin Locale.ROOT on locale-sensitive wire-format codec sites

• Revision #2c0c979 [R2DBC-116] CI: Refactor native image test configuration to use environment variables for database connection settings

• Revision #8ae3deb [R2DBC-117] Cap numeric-string length before BigDecimal/BigInteger parsing to prevent CPU-exhaustion DoS

• Revision #2dd21ec [R2DBC-116] add GraalVM native-image configuration and CI testing

• Revision #f00dd70 [misc] fix SQL parser to correctly handle '--' in expressions

• Revision #a0c8719 [misc] ensure connection error wrapper are correctly set

• Revision #2e96d52 [misc] bump CI dependencies to recent version

• Revision #e9b40ac [misc] ensure non utf8 charset cannot be used for exchanges

• Revision #79e6fd7 [R2DBC-114] implement Wrapped interface to expose EventLoop scheduler for r2dbc-pool optimization

• Revision #c300a8c [misc] code style correction

• Revision #e62fcc4 [R2DBC-113] support inline RSA public key for sha256_password and caching_sha2_password authentication

• Revision #fc3aae2 [misc] refactor Sha256PluginTest to reduce code duplication in user creation statements

• Revision #52cc3bd [misc] code style correction and test improvement for client abort scenario

• Revision #869fb6a [R2DBC-112] test correction for CI

• Revision #a851b13 [R2DBC-112] failed authentication when using caching_sha2_password with passwords longer than 18 characters

• Revision #6297991 [misc] code style correction

• Revision #3745e9e [R2DBC-111] potential hang when upstream subscription is cancelled before demand #89

• Revision #9e7f603 Always release a lock of buf.readRetainedSlice in MariadbFrameDecoder to avoid 'LEAK: ByteBuf.release() was not called before it's garbage-collected'

• Revision #cbbb971 [R2DBC-109] Add fallbackToSystemTrustStore and fallbackToSystemKeyStore options

• Revision #f1cd414 [misc] use system trust store if serverSslCert is not set

• Revision #3dff57b Check MaxScale version

• Revision #f29ea99 [misc] changing test for MariaDB 12.2 server changing timeout error message

• Revision #2ca4eec [R2DBC-108] Handle authentication plugin multi-exchange prefix (0x01) introduced in MDEV-37554

• Revision #c413267 [misc] update github action test

• Revision #a96cef5 [misc] update github action test

• Revision #e2097d2 [misc] use DOCKER_LOGIN as user if secret available

• Revision #a84f6ea [misc] correcting readme link

• Revision #6fb238b [TODO-5373] add github action CI

• Revision #2caf657 [TODO-5373] add github action CI

• Revision #dc98b4a [misc] badge image correction

• Revision #00590e0 [misc] code style correction

• Revision #d207dd9 [misc] update test for mysql 9

• Revision #60ea636 [misc] code style correction

• Revision #6bf3098 [misc] improve error text

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