你可能感興趣的試題

A.select last_date(sysdate) from dual;
B.select finally_day(sysdate) from dual;
C.select last_day(sysdate) from dual;
D.select tail_day(sysdate) from dual;

A.select to_char(sysdate,'D') from dual;
B.select to_char(sysdate,'W') from dual;
C.select to_char(sysdate,'D')-1 from dual;
D.select to_char(sysdate-1,'D') from dual;
E.select to_char(sysdate-1,'W') from dual;