public bool RegisterUser(string name, string password, string confirmPassword, string amount) { DBTransaction register = new DBTransaction(); string query1 = "insert into bank_master values('" + name + "','" + password + "'," + amount + ")"; string query2 = "insert into bank_transaction values('" + name + "', " + amount + ", 'D', GETDATE())"; if (register.Transaction(query1, query2, name, password) == true) { return(true); } return(false); }