diff --git a/docs/src/main/sphinx/release.rst b/docs/src/main/sphinx/release.rst
index e651d243f823..0643917be2c0 100644
--- a/docs/src/main/sphinx/release.rst
+++ b/docs/src/main/sphinx/release.rst
@@ -10,6 +10,7 @@ Release notes
 .. toctree::
     :maxdepth: 1
 
+    release/release-398
     release/release-397
     release/release-396
     release/release-395
diff --git a/docs/src/main/sphinx/release/release-397.md b/docs/src/main/sphinx/release/release-397.md
index 39316fe6ed7b..0a20394f0d06 100644
--- a/docs/src/main/sphinx/release/release-397.md
+++ b/docs/src/main/sphinx/release/release-397.md
@@ -48,8 +48,8 @@
 * Reduce query latency when using a Glue catalog for metadata. ({issue}`13875`)
 * Fix materalized views temporarily appearing empty when a refresh is about to
   complete. ({issue}`14145`)
-* Fix potential table corruption when changing a table before committing to the
-  Hive metastore has completed. ({issue}`14118`)
+* Fix potential table corruption when changing a table before it is known if
+  committing to the Hive metastore has failed or succeeded. ({issue}`14174`)
 
 ## SPI
 
diff --git a/docs/src/main/sphinx/release/release-398.md b/docs/src/main/sphinx/release/release-398.md
new file mode 100644
index 000000000000..f71d7d899c3b
--- /dev/null
+++ b/docs/src/main/sphinx/release/release-398.md
@@ -0,0 +1,63 @@
+# Release 398 (28 Sep 2022)
+
+## General
+
+* Add Hudi connector. ({issue}`10228`)
+* Add metrics for the execution time of filters and projections to `EXPLAIN
+  ANALYZE VERBOSE`. ({issue}`14135`)
+* Show local cost estimates when using `EXPLAIN`. ({issue}`14268`)
+* Fix timeouts happening too early because of improper handling of the
+  `node-scheduler.allowed-no-matching-node-period` configuration property. ({issue}`14256`)
+* Fix query failure for `MERGE` queries when `task_writer_count` is greater
+  than one. ({issue}`14306`)
+
+## Accumulo connector
+
+* Add support for column comments when creating a new table. ({issue}`14114`)
+* Move column mapping and index information into the output of `DESCRIBE`
+  instead of a comment. ({issue}`14095`)
+
+## BigQuery connector
+
+* Fix improper escaping of backslash and newline characters. ({issue}`14254`)
+* Fix query failure when the predicate involves a `varchar` value with a
+  backslash. ({issue}`14254`)
+
+## ClickHouse connector
+
+* Upgrade minimum required Clickhouse version to 21.8. ({issue}`14112`)
+
+## Delta Lake connector
+
+* Improve performance when reading Parquet files for queries with predicates. ({issue}`14247`)
+
+## Elasticsearch connector
+
+* Deprecate support for query pass-through using the special
+  `<index>$query:<es-query>` dynamic tables in favor of the `raw_query` table
+  function. Legacy behavior can be re-enabled with the
+  `elasticsearch.legacy-pass-through-query.enabled` configuration property. ({issue}`14015`)
+
+## Hive connector
+
+* Add support for partitioned views when legacy mode for view translation is
+  enabled. ({issue}`14028`)
+* Extend the `flush_metadata_cache` procedure to be able to flush table-related
+  caches instead of only partition-related caches. ({issue}`14219`)
+* Improve performance when reading Parquet files for queries with predicates. ({issue}`14247`)
+
+## Iceberg connector
+
+* Improve performance when reading Parquet files for queries with predicates. ({issue}`14247`)
+* Fix potential table corruption when changing a table before it is known if
+  committing to the Glue metastore has failed or succeeded. ({issue}`14174`)
+
+## Pinot connector
+
+* Add support for the `timestamp` type. ({issue}`10199`)
+
+## SPI
+
+* Extend `ConnectorMetadata.getStatisticsCollectionMetadata` to allow the
+  connector to request the computation of any aggregation function during stats
+  collection. ({issue}`14233`)