Add Trino 468 release notes

docs/src/main/sphinx/release.md

@@ -6,6 +6,7 @@
 ```{toctree}
 :maxdepth: 1
 
+release/release-468
 release/release-467
 release/release-466
 release/release-465

docs/src/main/sphinx/release/release-468.md

@@ -0,0 +1,108 @@
+# Release 468 (18 Dec 2024)
+
+* Add support for Python user-defined functions. NEED TO WRITE DOCS AND LINK ({issue}`24378`)
+
+## General
+
+## Security
+
+## Web UI
+
+## JDBC driver
+
+## Server RPM
+
+## Docker image
+
+## CLI
+
+## BigQuery connector
+
+## Blackhole connector
+
+## Cassandra connector
+
+## ClickHouse connector
+
+## Delta Lake connector
+
+## Druid connector
+
+## Elasticsearch connector
+
+## Exasol connector
+
+## Faker connector
+
+## Google Sheets connector
+
+## Hive connector
+
+* Deactivate bucket execution when not useful in query processing. ({issue}`23432`)
+* Enable mismatched bucket execution optimization by default. This can be
+  disabled with `hive.optimize-mismatched-bucket-count` configuration property,
+  and the `optimize_mismatched_bucket_count` session property. ({issue}`23432`)
+
+## Hudi connector
+
+## Iceberg connector
+
+* Add bucketed execution to improve performance when running a join or
+  aggregation on a bucketed table. This can be deactivated with
+  `iceberg.bucket-execution` configuration property, and the
+  `bucket_execution_enabled` session property. ({issue}`23432`)
+* Deprecate the `iceberg.materialized-views.storage-schema` configuration
+  property. ({issue}`24398`)
+
+## Ignite connector
+
+## JMX connector
+
+## Kafka connector
+
+## Kinesis connector
+
+## Kudu connector
+
+## MariaDB connector
+
+## Memory connector
+
+## MongoDB connector
+
+## MySQL connector
+
+## OpenSearch connector
+
+## Oracle connector
+
+## Phoenix connector
+
+## Pinot connector
+
+## PostgreSQL connector
+
+* Add non-transactional support for [MERGE statements](/sql/merge). ({issue}`23034`)
+
+## Prometheus connector
+
+## Redis connector
+
+## Redshift connector
+
+## SingleStore connector
+
+## Snowflake connector
+
+## SQL Server connector
+
+## TPC-H connector
+
+## TPC-DS connector
+
+## Vertica connector
+
+## SPI
+
+* Add partitioning push down, which a connector can use to activate optional
+  partitioning, or choose between multiple partitioning strategies. ({issue}`23432`)