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5 changes: 5 additions & 0 deletions _data/releases/3.4/3.4.2.Final.yml
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date: 2026-03-02
version: "3.4.2.Final"
stable: true
summary: Usable with Oracle 26ai; Updated Informix JDBC driver; Upgraded c3p0 to 0.12.0; Fixed potentian upgrade failure in PostgreSQL connector
#announcement_url:
60 changes: 59 additions & 1 deletion releases/3.4/release-notes.asciidoc
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Expand Up @@ -15,10 +15,68 @@ Release numbers follow http://semver.org[Semantic Versioning].

toc::[]

[[release-3.4.2-final]]
== *Release 3.4.2.Final* _(March 2nd 2026)_

See the https://github.com/orgs/debezium/projects/5/views/6?filterQuery=status%3AReleased+stable-iteration%3A3.4.2.Final[complete list of issues].

=== Kafka compatibility

This release has been built against Kafka Connect 4.1.1 and has been tested with version 4.1.1 of the Kafka brokers.
See the https://kafka.apache.org/documentation/#upgrade[Kafka documentation] for compatibility with other versions of Kafka brokers.


=== Upgrading

Before upgrading any connector, be sure to check the backward-incompatible changes that have been made since the release you were using.

When you decide to upgrade one of these connectors to 3.4.2.Final from any earlier versions,
first check the migration notes for the version you're using.
Gracefully stop the running connector, remove the old plugin files, install the 3.4.2.Final plugin files, and restart the connector using the same configuration.
Upon restart, the 3.4.2.Final connectors will continue where the previous connector left off.
As one might expect, all change events previously written to Kafka by the old connector will not be modified.

If you are using our container images, then please do not forget to pull them fresh from https://quay.io/organization/debezium[Quay.io].


=== Breaking changes

There are no breaking changes in this release.


=== New features

* Uppdate Informix JDBC Driver to v4.50.13 https://github.com/debezium/dbz/issues/1623[debezium/dbz#1623]
* Support Oracle 26ai (23.26.x) https://github.com/debezium/dbz/issues/1649[debezium/dbz#1649]


=== Fixes

* Avoid storing irrelevant DDL statement "REPLACE INTO" in schema history topic  [DBZ-9428] https://github.com/debezium/dbz/issues/1396[debezium/dbz#1396]
* Stuck transaction when using CTE query with Oracle connector https://github.com/debezium/dbz/issues/1564[debezium/dbz#1564]
* Implicit nullability in DDL (ALTER TABLE ... CHANGE ...) not respected by MySQL connector https://github.com/debezium/dbz/issues/1568[debezium/dbz#1568]
* SqlServerMetricsIT tests are unstable https://github.com/debezium/dbz/issues/1572[debezium/dbz#1572]
* "No enum constant io.debezium.connector.postgresql.connection.ReplicationMessage.Operation.NOOP" error when upgrading to Debezium 3.4.0 https://github.com/debezium/dbz/issues/1574[debezium/dbz#1574]
* ORA-03049 raised when querying archive logs https://github.com/debezium/dbz/issues/1579[debezium/dbz#1579]
* Oracle DDL fails to parse https://github.com/debezium/dbz/issues/1594[debezium/dbz#1594]
* Oracle Alter index Modify Subpartition Shrink DDL fails https://github.com/debezium/dbz/issues/1637[debezium/dbz#1637]
* A rolled back transaction mined in two steps sometimes leads to partial transaction id [DBZ-9686] https://github.com/debezium/dbz/issues/1145[debezium/dbz#1145]
* Unable to parse ROW ARCHIVAL DDL and corresponding DML with hidden ORA_ARCHIVE_STATE column https://github.com/debezium/dbz/issues/1650[debezium/dbz#1650]
* InformixStreamingChangeEventSource can cause NullPointerException https://github.com/debezium/dbz/issues/1653[debezium/dbz#1653]


=== Other changes

* Add FAQ entry to oracle.adoc about ORA-01013 https://github.com/debezium/dbz/issues/1584[debezium/dbz#1584]
* Use 65536 rather than 0x100000 in Informix `cdc.buffersize` https://github.com/debezium/dbz/issues/1635[debezium/dbz#1635]
* Update to com.mchange:c3p0 to 0.12.0 https://github.com/debezium/dbz/issues/1654[debezium/dbz#1654]



[[release-3.4.1-final]]
== *Release 3.4.1.Final* _(January 27th 2026)_

See the https://github.com/orgs/debezium/projects/5/views/6?filterQuery=status%3AReleased+iteration%3A3.4.1.Final[complete list of issues].
See the https://github.com/orgs/debezium/projects/5/views/6?filterQuery=status%3AReleased+stable-iteration%3A3.4.1.Final[complete list of issues].

=== Kafka compatibility

Expand Down