notoperator.sql

来自「codding for pszone one can use it at pl」· SQL 代码 · 共 12 行

declare
no number;
begin
no:=&no;
if not(no<=500) then
dbms_output.put_line('greater then 500');
else
dbms_output.put_line('not greater than 500');
end if;
end;
/