protected void Page_Load(object sender, EventArgs e)
    {
        //string strSql = "select * from tbl_music where  musicname like '%@ii%'";//错误的
        string strSql = "select * from tbl_music where  musicname like '%'+@name+'%'";//正确的
        SqlParameter[] p ={
            new SqlParameter("@name",SqlDbType.NVarChar)
        };
        p[0].Value = "爱";
        DataSet ds = DbHelperSQL.Query(strSql,p);
        GridView1.DataSource = ds.Tables[0];
        GridView1.DataBind();
    }