急!请各位高手指点:如何去掉ddlb中的重复的item?
本人一菜鸟,在ddlb的constructor中输入一下脚本,用游标为ddlb添加item,但我选择的字段有重复值,请问该如何改?急用,拜托各位!
string ls_dopename
DECLARE dopingcursor CURSOR FOR
SELECT "doping_events"."dopename"
FROM "doping_events" ;
open dopingcursor;
if sqlca.sqlcode=-1 then
messagebox("sql错误",string(sqlca.sqlcode)+":"+sqlca.sqlerrtext)
else
ls_dopename=""
do
if ls_dopename<>"" then
ddlb_1.additem(ls_dopename)
end if
fetch dopingcursor into :ls_dopename;
loop while sqlca.sqlcode=0
if sqlca.sqlcode=-1 then
messagebox("sql错误",string(sqlca.sqlcode)+":"+sqlca.sqlerrtext)
end if
end if
close dopingcursor;
问题点数:20、回复次数:1Top
1 楼tuliplangel(开心最重要)回复于 2003-06-01 08:17:13 得分 20
SELECT distinct "doping_events"."dopename"
FROM "doping_events" ;
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