Edit D:\app\Administrator\product\11.2.0\dbhome_1\oc4j\j2ee\oc4j_applications\applications\em\em\online_help\tdddg\tdddg

Edit D:\app\Administrator\product\11.2.0\dbhome_1\oc4j\j2ee\oc4j_applications\applications\em\em\online_help\tdddg\tdddg_subprograms028.htm

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BEGIN
  SELECT SYSDATE INTO today FROM DUAL;

SELECT HIRE_DATE INTO h_date
  FROM EMPLOYEES
  WHERE EMPLOYEE_ID = emp_id;

IF ((h_date + (INTERVAL '120' MONTH)) &lt; today) THEN
    eval_freq := 1;

SELECT JOB_ID INTO j_id
    FROM EMPLOYEES
    WHERE EMPLOYEE_ID = emp_id;

<span class="bold">CASE</span> j_id
       <span class="bold">WHEN</span> 'PU_CLERK' <span class="bold">THEN</span> DBMS_OUTPUT.PUT_LINE(
         'Consider 8% salary increase for employee # ' || emp_id);
       <span class="bold">WHEN</span> 'SH_CLERK' <span class="bold">THEN</span> DBMS_OUTPUT.PUT_LINE(
         'Consider 7% salary increase for employee # ' || emp_id);
       <span class="bold">WHEN</span> 'ST_CLERK' <span class="bold">THEN</span> DBMS_OUTPUT.PUT_LINE(
         'Consider 6% salary increase for employee # ' || emp_id);
       <span class="bold">WHEN</span> 'HR_REP' <span class="bold">THEN</span> DBMS_OUTPUT.PUT_LINE(
         'Consider 5% salary increase for employee # ' || emp_id);
       <span class="bold">WHEN</span> 'PR_REP' <span class="bold">THEN</span> DBMS_OUTPUT.PUT_LINE(
         'Consider 5% salary increase for employee # ' || emp_id);
       <span class="bold">WHEN</span> 'MK_REP' <span class="bold">THEN</span> DBMS_OUTPUT.PUT_LINE(
         'Consider 4% salary increase for employee # ' || emp_id);
       <span class="bold">ELSE</span> DBMS_OUTPUT.PUT_LINE(
         'Nothing to do for employee #' || emp_id);
    <span class="bold">END CASE</span>;
  ELSE
    eval_freq := 2;
  END IF;
 
  RETURN eval_freq;
END eval_frequency;
</pre></div>

<div class="helpinfonotealso">
<h2>Related Topics</h2>
<p><a href="tdddg_selecting019.htm#BCGHIIGC">Using CASE Expressions in Queries</a></p>
<p><a href="javascript:open('http://www.oracle.com/pls/db112/lookup?id=LNPLS01304','newWindow').focus()"><span class="italic">Oracle Database PL/SQL Language Reference</span></a> for the syntax of the <code>CASE</code> statement</p>
<p><a href="javascript:open('http://www.oracle.com/pls/db112/lookup?id=LNPLS00402','newWindow').focus()"><span class="italic">Oracle Database PL/SQL Language Reference</span></a> for more information about using the <code>CASE</code> statement</p>
<p><a href="tdddg_subprograms025.htm#CIHHFJFJ">Controlling Program Flow</a></p>
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