使用带有OleDbConnection的c＃从特定工作表的excel文件中获取列名

So far I have managed to get the column names of the whole excel file, but what I would like to do is to get the column names of the excel file of a given table (sheet). How could I modify the code to achieve this. I have been trying for a while now with no positive results, any help much appreciated.So far I have managed to get the column names o