循环调用
--循环跑数declarev_a varchar2(50)v_b varchar2(50)beginloop存储(v_a='起始日期',v_b='');v_a := to_char(to_date(v_a,'yyyymmdd'));exit when v_a > 日期;end loop;end;--循环跑月末declarev_a varchar2(50)v_b varchar2(50)beginloop存储(v_a='起始月末日期',v_b='');v_a := to_char(add_months(to_date(v_a,'yyyymmdd'),1),'yyyymmdd');exit when v_a > 日期;end loop;end;
