帮忙看看,关于sql commit用法?如下描述

我执行了 insert into select from where 语句,但是COMMIT (F10 ) 是灰色的 不可用状态 怎么回事,commit 怎么用 放在哪个位置
create or replace procedure up_del_order(i_orderid in varchar2) as begin
insert into order_cancel_bak (..省略.) select (..省略.) from order_cancel where order_id= i_orderid;
delete from order_cancel where order_id= i_orderid;
commit;

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