SQL> set linesize 200 SQL> select * from scott.emp order by hiredate; EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO ---------- ---------- --------- ---------- --------- ---------- ---------- ---------- 7369 SMITH CLERK 7902 17-DEC-80 800 20 7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30 7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30 7566 JONES MANAGER 7839 02-APR-81 2975 20 7698 BLAKE MANAGER 7839 01-MAY-81 2850 30 7782 CLARK MANAGER 7839 09-JUN-81 2450 10 7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30 7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30 7839 KING PRESIDENT 17-NOV-81 5000 10 7900 JAMES CLERK 7698 03-DEC-81 950 30 7902 FORD ANALYST 7566 03-DEC-81 3000 20 7934 MILLER CLERK 7782 23-JAN-82 1300 10 7788 SCOTT ANALYST 7566 19-APR-87 3000 20 7876 ADAMS CLERK 7788 23-MAY-87 1100 20 14 rows selected. SQL> select * from scott.emp where hiredate between '01-JAN-81' and '31-DEC-81'; EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO ---------- ---------- --------- ---------- --------- ---------- ---------- ---------- 7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30 7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30 7566 JONES MANAGER 7839 02-APR-81 2975 20 7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30 7698 BLAKE MANAGER 7839 01-MAY-81 2850 30 7782 CLARK MANAGER 7839 09-JUN-81 2450 10 7839 KING PRESIDENT 17-NOV-81 5000 10 7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30 7900 JAMES CLERK 7698 03-DEC-81 950 30 7902 FORD ANALYST 7566 03-DEC-81 3000 20 10 rows selected. SQL> select * from scott.emp where hiredate between '31-DEC-81' and '01-JAN-81'; no rows selected SQL> select * from scott.emp order by hiredate desc; EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO ---------- ---------- --------- ---------- --------- ---------- ---------- ---------- 7876 ADAMS CLERK 7788 23-MAY-87 1100 20 7788 SCOTT ANALYST 7566 19-APR-87 3000 20 7934 MILLER CLERK 7782 23-JAN-82 1300 10 7902 FORD ANALYST 7566 03-DEC-81 3000 20 7900 JAMES CLERK 7698 03-DEC-81 950 30 7839 KING PRESIDENT 17-NOV-81 5000 10 7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30 7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30 7782 CLARK MANAGER 7839 09-JUN-81 2450 10 7698 BLAKE MANAGER 7839 01-MAY-81 2850 30 7566 JONES MANAGER 7839 02-APR-81 2975 20 7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30 7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30 7369 SMITH CLERK 7902 17-DEC-80 800 20 14 rows selected. SQL> select * from (select * from scott.emp order by hiredate desc) where hiredate between '31-DEC-81' and '01-JAN-81'; no rows selected SQL> select * from scott.emp where hiredate >='01-JAN-81' and hiredate <='31-DEC-81'; EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO ---------- ---------- --------- ---------- --------- ---------- ---------- ---------- 7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30 7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30 7566 JONES MANAGER 7839 02-APR-81 2975 20 7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30 7698 BLAKE MANAGER 7839 01-MAY-81 2850 30 7782 CLARK MANAGER 7839 09-JUN-81 2450 10 7839 KING PRESIDENT 17-NOV-81 5000 10 7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30 7900 JAMES CLERK 7698 03-DEC-81 950 30 7902 FORD ANALYST 7566 03-DEC-81 3000 20 10 rows selected. SQL> select * from scott.emp where hiredate <='31-DEC-81' and hiredate >='01-JAN-81'; EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO ---------- ---------- --------- ---------- --------- ---------- ---------- ---------- 7499 ALLEN SALESMAN 7698 20-FEB-81 1600 300 30 7521 WARD SALESMAN 7698 22-FEB-81 1250 500 30 7566 JONES MANAGER 7839 02-APR-81 2975 20 7654 MARTIN SALESMAN 7698 28-SEP-81 1250 1400 30 7698 BLAKE MANAGER 7839 01-MAY-81 2850 30 7782 CLARK MANAGER 7839 09-JUN-81 2450 10 7839 KING PRESIDENT 17-NOV-81 5000 10 7844 TURNER SALESMAN 7698 08-SEP-81 1500 0 30 7900 JAMES CLERK 7698 03-DEC-81 950 30 7902 FORD ANALYST 7566 03-DEC-81 3000 20 10 rows selected.