Answered my own question
SELECT /"field/", /"field/",/"field/" FROM Table.... etc et
What do you mean by "doesn't support"? How do you use Repeating Fields in other ways within FileMaker? do you use the "" notation:
MyRepField. Or do you use the GetRepetition(MyRepField; 2)?
The ExecuteSQL is used to gather information from fields, so just ask for a particular rep of a field?