informix如何将字符转换成ascii码啊
各为好!informix有没有函数,把字符转换成asc吗? 只有笨办法了,把那些不符合的记录一条条找出来,备分,删除,然后在update
:em45: 支持datablade的版本上写个ascii.c
#include "mi.h"
mi_int1
ascii (mi_lvarchar * string )
{
mi_string * s;
s=mi_lvarchar_to_string(string);
mi_int1 asc;
asc = (mi_int1 )s;
return (asc);
}
--drop function ascii (lvarchar ) ;
create function ascii ( lvarchar ) returning smallint
with (not variant)
external name '/tmp/blade/ascii.so(ascii)'
language c;
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