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Add Trino 479 release notes
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‎docs/src/main/sphinx/release.md‎

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```{toctree}
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:maxdepth: 1
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‎docs/src/main/sphinx/release/release-479.md‎

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# Release 479 (TBD 2025)
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## General
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* Support automatic TLS certificate generation in the `ANNOUNCE` node discovery mode. ({issue}`27030`)
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* Add support for specifying the location of the Exchange Manager configuration file. ({issue}`26611`)
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* Publish query finishing time in event listener. ({issue}`27202`)
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* Add lineage support for output columns in `SELECT` queries. ({issue}`26241`)
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* Require JDK 25 to build and run Trino. ({issue}`27153`)
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* Require the JDK Vector API to be enabled at runtime. ({issue}`27340`)
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* Add support for `SET DEFAULT` and `DROP DEFAULT` statements. ({issue}`26162`)
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* Add {func}`array_first` and {func}`array_last` functions. ({issue}`27295`)
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* Allow field name declaration in ROW literal. For example, `row(1 as a, 2 as b)` is now legal. ({issue}`25261`)
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* Deprecate `EXPLAIN (TYPE LOGICAL)`. `EXPLAIN (TYPE DISTRIBUTED)` should be used instead. ({issue}`27434`)
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* Improve performance of remote data exchanges on CPUs supporting the required SIMD extensions. This can be disabled by setting `exchange.experimental.vectorized-serde.enabled=false`. ({issue}`27426`, {issue}`26919`)
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* Enhance after `RemoveTrivialFilters` call `RemoveEmptyUnionBranches` to prune empty union branches. ({issue}`21506`)
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* Improve performance of {func}`array_sort` function. ({issue}`27272`)
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* Improve performance of {func}`repeat` function. ({issue}`27369`)
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* Improve performance of data exchanges involving variable width data. ({issue}`27377`)
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* Fix planning failure of certain queries where part of the plan is optimized to empty values. ({issue}`21506`)
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* Fix configuring partitioned layout for spooling protocol. ({issue}`27247`)
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* Fix `EXPLAIN (TYPE IO)` failure when query constraint contains type which cannot be cast to `varchar`. ({issue}`27433`)
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## Security
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## Web UI
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* Fix preview UI to render single line queries. ({issue}`27328`)
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## JDBC driver
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## Docker image
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* Update JDK to 25.0.1. ({issue}`27117`)
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## CLI
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* Add a `--extra-header` argument to the trino-cli to support sending arbitrary HTTP headers to Trino. ({issue}`15826`)
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## BigQuery connector
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## Blackhole connector
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## Cassandra connector
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## ClickHouse connector
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## Delta Lake connector
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* Add `APPLICATION_DEFAULT` authentication type for GCS. ({issue}`26984`)
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* Remove unauthentication access support in `SERVICE_ACCOUNT`. ({issue}`26984`)
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* Rename `s3.exclusive-create` config to `delta.s3.transaction-log-conditional-writes.enabled`. ({issue}`27372`)
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* Fix incorrect results due to incorrect pushdown of `IS NOT DISTINCT FROM`. ({issue}`27213`)
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* Fix failure when writing to tables written by Databricks 17.3. ({issue}`27100`)
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* Harden hierarchical namespace check in Azure with root blob fallback check. ({issue}`27278`)
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* Avoid reading unusually large pages from parquet files. ({issue}`27148`)
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* Fix potential `FileAlreadyExistsException` failure when network failures during s3 write. ({issue}`27330`)
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* Prevent log writer from failing with FileAlreadyExistsException when there are network failures during write.
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writing to s3 now requires permissions for PutObjectTagging and GetObjectTagging operations (breaking change). ({issue}`27388`)
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* Fix potential failure when reading [cloned tables](https://docs.databricks.com/aws/en/delta/clone). ({issue}`27098`)
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## Druid connector
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## DuckDB connector
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## Elasticsearch connector
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## Exasol connector
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## Faker connector
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## Google Sheets connector
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## Hive connector
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* Remove `s3.exclusive-create` config. ({issue}`27372`)
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* Fix updating table statistics when running INSERT queries with OVERWRITE behaviour. ({issue}`26517`)
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* Harden hierarchical namespace check in Azure with root blob fallback check. ({issue}`27278`)
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* Avoid reading unusually large pages from parquet files. ({issue}`27148`)
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* Fix potential `FileAlreadyExistsException` failure when network failures during s3 write. ({issue}`27330`)
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## Hudi connector
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* Add `APPLICATION_DEFAULT` authentication type for GCS. ({issue}`26984`)
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* Remove unauthentication access support in `SERVICE_ACCOUNT`. ({issue}`26984`)
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* Harden hierarchical namespace check in Azure with root blob fallback check. ({issue}`27278`)
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* Avoid reading unusually large pages from parquet files. ({issue}`27148`)
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* Fix potential `FileAlreadyExistsException` failure when network failures during s3 write. ({issue}`27330`)
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## Iceberg connector
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* Add support for disabling token exchange via the `iceberg.rest-catalog.oauth2.token-exchange-enabled` config property. ({issue}`27174`)
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* Add `retain_last` and `clean_expired_metadata` options to `expire_snapshots` command. ({issue}`27357`)
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* Remove `s3.exclusive-create` config. ({issue}`27372`)
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* Add `APPLICATION_DEFAULT` authentication type for GCS. ({issue}`26984`)
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* Remove unauthentication access support in `SERVICE_ACCOUNT`. ({issue}`26984`)
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* Fix failures when querying `$files` table after changes to table partitioning. ({issue}`26746`)
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* Fix incorrect results due to incorrect pushdown of `IS NOT DISTINCT FROM`. ({issue}`27213`)
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* Harden hierarchical namespace check in Azure with root blob fallback check. ({issue}`27278`)
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* Avoid reading unusually large pages from parquet files. ({issue}`27148`)
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* Fix potential `FileAlreadyExistsException` failure when network failures during s3 write. ({issue}`27330`)
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* Fix potential failure when dropping a schema with cascade. ({issue}`27361`)
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## Ignite connector
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## JMX connector
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## Kafka connector
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## Loki connector
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* Fix failure when initializing the connector. ({issue}`27180`)
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## MariaDB connector
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## Memory connector
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* Add support for setting and dropping column defaults via `ALTER TABLE ... ALTER COLUMN`. ({issue}`26162`)
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* Fix concurrent modification exception in `RENAME SCHEMA` of the `memory` connector. ({issue}`27205`)
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## MongoDB connector
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## MySQL connector
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* Fix incorrect results due to incorrect pushdown of `IS NOT DISTINCT FROM`. ({issue}`27213`)
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## OpenSearch connector
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## Oracle connector
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## Pinot connector
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## PostgreSQL connector
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* Fix incorrect results due to incorrect pushdown of `IS NOT DISTINCT FROM`. ({issue}`27213`)
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## Prometheus connector
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## Redis connector
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## Redshift connector
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* Fix failure when reading Redshift `character varying` type. ({issue}`27224`)
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## SingleStore connector
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## Snowflake connector
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## SQL Server connector
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* Fix potential failure when listing tables and columns. ({issue}`10846`)
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## TPC-H connector
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## TPC-DS connector
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## Vertica connector
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## SPI
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* Add non-callback based entry builder to RowBlockBuilder. ({issue}`27198`)
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* Add non-callback based entry builder to ArrayBlockBuilder. ({issue}`27198`)

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