Amazon Redshift Copy Command invalid characters -

im trying copy above data sql server amazon redshift. unfortunately found characters in catdesc column replaced '?'(i.e., question mark).

can 1 suggest on this?

redshift should able load in utf8 characters, need use varchar data type enough space handle multibyte characters.

there's more information here: loading multibyte data amazon s3 , here: handling utf-8 characters in redshift