spool log.txt; select to_char(sysdate, 'yyyy-mm-dd HH24:MI:SS') from dual; BEGIN deletefrom t where id =2; deletefrom abc where id =5; COMMIT; EXCEPTION WHEN OTHERS THEN ROLLBACK; END; / select to_char(sysdate, 'yyyy-mm-dd HH24:MI:SS') from dual; spool off;