MySqlConnectionconn=newMySqlConnection("server=(local);database=abc;uid=;pwd=");

conn.Open();

MySqlCommandcom=newMySqlCommand("select*fromtb_xxjj",conn);

MySqlDataReaderdr=com.ExecuteReader();

dr.Read();

TB_xxjj.Text=dr["title"].ToString();

content.Text=dr["content"].ToString();