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create table emp2_log(
uname varchar2(20),
action varchar(10),
atime date
);
create or replace trigger trig
after insert or delete or update on emp2 for each row //°óÔÚÒ»ÕűíÉÏ,before after ¶¼¿É
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begin
if inserting then
insert into emp2_log values(USER,'insert',sysdate);
elsif updating then
insert into emp2_log values(USER,'update',sysdate);
elsif deleting then
insert into emp2_log values(USER,'delete',sysdate);
end if;
end;
----------------
create or replace trigger trig
after update on emp2 for each row
begin
update emp set deptno=:NEW.deptno where deptno=:OLD.deptno; // ¶ÔÓÐÍâ¼üÔ¼Êø½øÐÐÉèÖÃ
end;
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create or replace procedure p //ÓоÍÌæ»»£¬Ã»Óоʹ´½¨
is
cursor c is
select * from emp for update;
begin
for v_emp in c loop
if (v_emp.deptno =10) then
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