create trigger test_to_log_2(trigger的名稱) after(before|after) update(insert|update)
on test_main(資料表名稱)
begin
insert into test_log(record_id,record_name) values (old.id,old.name);
insert into test_log(record_id,record_name) values (new.id,new.name);
end;
on test_main(資料表名稱)
begin
insert into test_log(record_id,record_name) values (old.id,old.name);
insert into test_log(record_id,record_name) values (new.id,new.name);
end;