oracle函数范例
oracle函数实例
http://www.itpub.net/thread-763392-1-1.html#
create or replace function isRebut(exection_ in varchar2)
return boolean is
rebutnumber number := 0;
begin
select count(*) into rebutnumber from jbpm4_hist_task t ;
if(rebutnumber = 1)
then
return true;
else
return false;
end if;
end;
注意：