[Bug] count distinct do not support variant parse data

[fengyang2333]

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• I had searched in the issues and found no similar issues.

Version

V2.1.5

What's Wrong?

mysql> SELECT count(distinct msg['test']) FROM demo WHERE ds = '2024-09-03';
ERROR 1105 (HY000): errCode = 2, detailMessage = (7.x.x.x)[CANCELLED][E3] get_max_row_byte_sizeVariant

0#  doris::Exception::Exception(int, std::basic_string_view<char, std::char_traits<char> > const&) at /var/local/ldb-toolchain/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/unique_ptr.h:173
1#  doris::vectorized::ColumnObject::get_max_row_byte_size() const at /home/zcp/repo_center/doris_release/doris/be/src/vec/columns/column_object.h:0
2#  doris::vectorized::ColumnNullable::get_max_row_byte_size

What You Expected?

I hope doris support variant count distinct function

How to Reproduce?

No response

Anything Else?

No response

Are you willing to submit PR?

• Yes I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct