插入数据库为什么没执行
sql="select login_name,user_adds, user_mail, user_password, reg_ip, user_postalcode, user_name, sex, user_tel, user_grade, reg_date, login_sum from user where (user_id is null)"
rs.open sql, conn, 1, 3
rs.addnew
rs("login_name")=login_name
rs("user_adds")=user_adds
rs("user_mail")=user_mail
rs("user_password")=md5(password)
rs("reg_ip")=request.servervariables("remote_addr")
rs("user_postalcode")=user_postalcode
rs("user_name")=user_name
rs("sex")=request("sex")
rs("user_tel")=user_tel
rs("user_grade")="夛堳"
rs("reg_date")=now()
rs("login_sum")=1
user_grade=rs("user_grade")
user_tel=rs("user_tel")
rs.Update
rs.close