Fetch records having timing before 3 PM

Question

Hellow All,
We are using Oracle 10G R2 on windows.
I have a requirment that i need to fetch the records which are having cut off time before 3 pm.
query should not fetch records after 3 pm.
Please help how we can achive this.
For testing purpose I have records like below
SQL> select empno,emptype,to_char(jdate,'dd-mm-yyyy hh:mi:ss')jdate from test;
     EMPNO EMPTYPE              JDATE
         6 back office          24-12-0012 03:00:00
         1 HR                   01-01-2012 03:01:00
         2 Admin                01-12-2011 03:20:00
         3 MARKETING            01-01-2012 03:00:00
         4 FACILITY             12-02-2012 03:00:00
         8 IT                   10-06-2010 03:14:00
         9 Finance              07-11-2012 03:10:00
        10 "100HR"              07-11-2012 03:31:00
8 rows selected.In the above case records having time more than 3 pm should not fetch.

Answer 1

I have tried below query, it is giving me
/* Formatted on 1/21/2013 3:25:20 PM (QP5 v5.215.12089.38647) */
WITH test
     AS (SELECT 6 empno,
                'back office' emptype,
                TO_DATE ('24-12-2012 15:00:00', 'dd-mm-yyyy hh24:mi:ss')
                   jdate
           FROM DUAL
         UNION ALL
         SELECT 6 empno,
                'back office' emptype,
                TO_DATE ('24-12-2012 15:40:00', 'dd-mm-yyyy hh24:mi:ss')
                   jdate
           FROM DUAL
         UNION ALL
         SELECT 1,
                'HR',
                TO_DATE ('01-01-2012 03:01:00', 'dd-mm-yyyy hh24:mi:ss')
           FROM DUAL
         UNION ALL
         SELECT 2,
                'Admin',
                TO_DATE ('01-12-2011 03:20:00', 'dd-mm-yyyy hh24:mi:ss')
           FROM DUAL
         UNION ALL
         SELECT 3,
                'MARKETING',
                TO_DATE ('01-01-2012 03:00:00', 'dd-mm-yyyy hh24:mi:ss')
           FROM DUAL
         UNION ALL
         SELECT 4,
                'FACILITY',
                TO_DATE ('12-02-2012 03:00:00', 'dd-mm-yyyy hh24:mi:ss')
           FROM DUAL
         UNION ALL
         SELECT 8,
                'IT',
                TO_DATE ('10-06-2010 03:14:00', 'dd-mm-yyyy hh24:mi:ss')
           FROM DUAL
         UNION ALL
         SELECT 9,
                'Finance',
                TO_DATE ('07-11-2012 03:10:00', 'dd-mm-yyyy hh24:mi:ss')
           FROM DUAL
         UNION ALL
         SELECT 10,
                '100HR',
                TO_DATE ('07-11-2012 03:31:00', 'dd-mm-yyyy hh24:mi:ss')
           FROM DUAL)
SELECT empno, emptype, TO_CHAR (jdate, 'dd-mm-yyyy hh24:mi:ss') jdate
  FROM test
WHERE TO_CHAR (jdate, 'hh:mi:ss') <= '03:00:00'records for 6, 3 and 4 empno's check if this is your requirement