v.25.6Bug Fix (user-visible misbehavior in an official stable release)
Query settings use_iceberg_partition_pruning will not take effect
Official CH changelog text
Query settings use_iceberg_partition_pruning will not take effect for iceberg storage, because it uses global context rather than query context. it's not critical because its default value is true. this pr can fix it. #81673 (Han Fei).