connStr = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=POST.mdb";
selectCmd = "Select * From Customer Order By ID ASC";
OleDbConnection conn;
OleDbDataAdapter myAdapter;
DataSet myDataSet = new DataSet();
conn = new OleDbConnection(connStr);
myAdapter = new OleDbDataAdapter(selectCmd, conn);
myAdapter.Fill(myDataSet, "Customer");