Add debezium/dbz#1422 example to blogs

Signed-off-by: Chris Cranford <chris@hibernate.org>

Author: Naros

_posts/2026-03-26-debezium-3-5-cr1-released.adoc

@@ -53,6 +53,15 @@ To properly handle save-points and other partial rollback scenarios, a new `roll
 For users that use the default memory-based transaction buffer, no changes are needed.
 However, when using Infinispan or Ehcache, a new `rollbacks` cache configuration must be provided (https://github.com/debezium/dbz/issues/1422[debezium/dbz#1422]).
 
+.An example configuration for rollbacks
+[source,json]
+----
+{
+  "log.mining.buffer.ehcache.rollbacks.config": "<resources><heap unit=\"entries\">512</entries><disk unit=\"B\">1024000000</disk></resources>"
+}
+----
+
+For more information, see the https://debezium.io/documentation/reference/3.5/connectors/oracle.html#oracle-event-buffering-ehcache[Oracle connector documentation] for details.
 
 [id="new-features-and-improvements"]
 == New Features and Improvements

_posts/2026-03-31-debezium-3-5-final-released.adoc

@@ -55,6 +55,17 @@ To properly handle save-points and other partial rollback scenarios, a new `roll
 For users that use the default memory-based transaction buffer, no changes are needed.
 However, when using Infinispan or Ehcache, a new `rollbacks` cache configuration must be provided (https://github.com/debezium/dbz/issues/1422[debezium/dbz#1422]).
 
+.An example configuration for rollbacks
+[source,json]
+----
+{
+  "log.mining.buffer.ehcache.rollbacks.config": "<resources><heap unit=\"entries\">512</entries><disk unit=\"B\">1024000000</disk></resources>"
+}
+----
+
+For more information, see the https://debezium.io/documentation/reference/3.5/connectors/oracle.html#oracle-event-buffering-ehcache[Oracle connector documentation] for details.
+
+
 [id="new-features-and-improvements"]
 == New Features and Improvements