feat(copy): skip one row if not first split.
@@ -290,7 +290,7 @@ impl<T: InputFormatTextBase> AligningStateTrait for AligningState<T> {
let rows_to_skip = if split_info.seq_in_file == 0 {
ctx.rows_to_skip
} else {
- 0
+ (T::is_splittable() && split_info.num_file_splits > 1) as usize
};
let path = split_info.file.path.clone();
