Store a DataTable from ASP.NET into Sql Server

public DataTable CreateCmdsAndUpdate(DataSet myDataSet,string myConnection,string mySelectQuery,string myTableName) 
{
    OleDbConnection myConn = new OleDbConnection(myConnection);
    OleDbDataAdapter myDataAdapter = new OleDbDataAdapter();
    myDataAdapter.SelectCommand = new OleDbCommand(mySelectQuery, myConn);
    OleDbCommandBuilder custCB = new OleDbCommandBuilder(myDataAdapter);

    myConn.Open();

    DataTable custDT = new DataTable();
    myDataAdapter.Fill(custDT);

    //code to modify data in DataTable here

    myDataAdapter.Update(custDT);

    myConn.Close();

    return custDT;
 }