AnalysisCrash.Form1.btnReplace_Click C# (CSharp) Method

        private void btnReplace_Click(object sender, EventArgs e)
        {
            string strConn = @"Data Source=.;Initial Catalog=CrashDB;Integrated Security=True";

            SqlConnection Conn = new SqlConnection(strConn);

            Conn.Open();

            SqlCommand cmd = new SqlCommand("select * from CrashDB", Conn);

            SqlDataReader read = cmd.ExecuteReader();

            while (read.Read())
            {
                string dis_info = (String)read["exception_stack"];
                dicCrash[(String)(read["id"].ToString())] = RegexReplace(dis_info);
            }

            read.Close();

            foreach (var key in dicCrash.Keys)
            {
                string info = dicCrash[key].Replace("'", "''");

                String sql = "Update CrashDB Set dis_info ='" + info + "' where id = " + key;
                SqlCommand cmd2 = new SqlCommand(sql, Conn);
                cmd2.ExecuteNonQuery();
            }

            Conn.Close();

            MessageBox.Show("替换完成");
        }