Saving xml file in the externall sql table in the the xml colum type.

For integration purpose I would like to save same information from my purchase into integration table(external) .

Among other information the table has clolum (xml type) to this colum I should write data of course I prepare the xlm formated file.

I've try to do it using ExternaSQL table but NAV have no XML data type.

Have anyone any suggestion how resolwe my problem ?