Parameter in the select query

Question

Hi,
I am having a function which accepts a String parameter. And based on that a query forms inside. I tried my level best and unable to achieve. Can anybody give a big hand in this. Here it goes..
create or replace function f1(enames varchar2) return varchar2 is
TYPE REC_TABS IS TABLE OF NUMBER INDEX BY BINARY_INTEGER;
V_ID_TAB REC_TABS;
V_STR_ROLEID VARCHAR2(4000);
begin
SELECT ID BULK COLLECT INTO V_ID_TAB FROM
SELECT TO_NUMBER(P_ID) ROLE_ID FROM ROLES START WITH ID IN (SELECT ID FROM ROLES WHERE ROLENAME IN (enames))
CONNECT BY PRIOR P_ID= ID
UNION ALL
SELECT ID FROM ROLES WHERE ROLENAME IN (enames)
IF V_ID_TAB.COUNT=0 THEN
RETURN;
ELSE
FOR J IN V_ID_TAB.FIRST .. V_ID_TAB.LAST LOOP
V_STR_ROLEID:= V_ROLEID_TAB(J)||','||V_STR_ROLEID;
END LOOP;
V_STR_ROLEID:=SUBSTR(V_STR_ROLEID,1,LENGTH(V_STR_ROLEID)-1);
V_STR_ROLEID:='('||V_STR_ROLEID||')';
END IF;
END IF;
end;
sho err
i pass enames like 'blake,smith,john' as parameter to my function. Its not working what shall i do? Please help me out to resolve the issue..
select * from f1('blake,smith,john') from dual
Help me out.
Thanks

Answer 1

 
Hi,
In report parameter, you can use multi-valued parameter. These are some suggestions in the following document.
Creating Report Parameters and Setting Report Parameter Properties
http://msdn.microsoft.com/en-us/library/aa337234(SQL.90).aspx
Please refer the following tutorial to use parameter for querying.
Lesson 2: Adding Cascading Parameters to a Report
http://msdn.microsoft.com/en-us/library/aa337426(SQL.90).aspx
In addition, if you want to know more information, please check below document.
Integrating Analysis Services with Reporting Services
http://msdn.microsoft.com/en-us/library/aa902647.aspx
Hope this helps.
Garsy Liang - MSFT