为什么跟踪出来的SQL是select count ( *) from users where USER_ID =' ' AND PASSWORD =' '
百里依玉 2014-04-11 03:15:07 如题,代码如下,刚接触PB,求大神解释!
int li_count
string ls_id
string ls_pwd
ls_id = sle_1.text
ls_pwd = sle_2.text
//messagebox("提示",ls_id)
//messagebox("提示",sle_1.text)
select count(*) into :li_count
from users
where USER_ID =:ls_id AND PASSWORD = :ls_pwd;
if li_count = 1 then
close(w_about)
else
messagebox("提示","用户不存在")
sle_1.text = ""
sle_2.text = ""
sle_1.SetFocus()
end if