SqlConnection thisConn = new SqlConnection("server=.;uid=sa;pwd=;database=x6");
        thisConn.Open();
        string MySql = "insert into student (name,age,sex,score) values (@name,@age,@sex,@score)";
        SqlCommand thisComm = new SqlCommand(MySql, thisConn);
        SqlParameter name = new SqlParameter("@name", SqlDbType.Char, 50);
        SqlParameter age = new SqlParameter("@age", SqlDbType.Int, 50);
        SqlParameter sex = new SqlParameter("@sex", SqlDbType.Char, 50);
        SqlParameter score = new SqlParameter("@score", SqlDbType.Int, 50);
        thisComm.Parameters.Add(name);
        thisComm.Parameters.Add(age);
        thisComm.Parameters.Add(sex);
        thisComm.Parameters.Add(score);
        name.Value = "西毒";
        age.Value = "40";
        sex.Value = "男";
        score.Value = "88";
        thisComm.ExecuteNonQuery();
        thisConn.Close();