1 select * 2 from emp 3* where ename = 'King' SQL> / 未选定行 SQL> -- SQL> --日期格式敏感: 查询入职日期为17-11月-81的员工 SQL> select * 2 from emp 3 where hiredate='17-11月-81'; EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO --- --- --- --- --- --- --- ---...