processing a csv file

using System.IO;
..

List<string[]> parsedData = new List<string[]>();
string path = ConfigurationManager.AppSettings["FullPath"];  //Path of folder of .csv file
string filename = "myCsv.csv";  //  Name of .csv file you want to  process
string fullpath = path + filename;                
                
using (StreamReader readFile = new StreamReader(fullpath))
{
  string line;
  string[] row;
  while ((line = readFile.ReadLine()) != null)
  {
    row = line.Split(';');
    parsedData.Add(row);
  }
}

if(parsedData.Count >= 1)
{
  DataClasses1DataContext _db = new DataClasses1DataContext();  //LinqToSql object
  temp_table wm = new temp_table();
  wm.FileName = filename;
  _db.wms.InsertOnSubmit(wm);
  _db.SubmitChanges();

  for (int counter = 1; counter <= parsedData.Count; counter++)
  {
    temp_detail_table wd = new temp_detail_table();
    wd.col1= (parsedData[counter][1];
    wd.col2= (parsedData[counter][2];
    ..
    _db.wds.InsertOnSubmit(wd);
    _db.SubmitChanges();
  }
}