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SQL> create table mytest
  2  (id number,
  3  dt date default sysdate);

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SQL> insert into mytest values(1);
insert into mytest values(1)
            *
ERROR λÓÚµÚ 1 ÐÐ:
ORA-00947: ûÓÐ×ã¹»µÄÖµ


SQL> insert into mytest(id) values(1);

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SQL> select * from mytest;

        ID DT
---------- ----------
        1 21-9ÔÂ -09

--Ôö¼ÓÒ»ÁÐ
alter table add datecol date;


--´¥·¢Æ÷--
create or replace tri_adddate
after insert on table
for each row
begin
  if inserting then
    update table set datecol=sysdate where id= :new.id;
  end if
end;

SQL code:

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