Ping Liu

Trino support bucket now, https://trino.io/docs/current/connector/iceberg.html#functions

``` create table identity_t1(c_int int, c_bigint bigint, c_decimal decimal(18, 3), c_varchar varchar, c_varbinary varbinary) with (format='PARQUET'); insert into identity_t1 values(1, -123, cast('123456789.124' AS decimal(18,3)), 'ABCD QWERT', x'455843454C4C454E54'); alter table identity_t1...

presto:iceberg> create table year_t1 (c_timestamp timestamp, c_int int, c_date date, c_bigint bigint) with (format='PARQUET'); CREATE TABLE presto:iceberg> insert into year_t1 values (TIMESTAMP '2025-02-28 14:00:02', 11, DATE '2025-02-28', 123); INSERT: 1...

This is tested on a clean presto build.

The requestedRowType is mismatch with parquet file metadata.

@yingsu00 Do you think all the review comments has been resolved so far?

Iceberg spec [reserved fields](https://iceberg.apache.org/spec/#reserved-field-ids)