Calling an pipeline function in a Select query

Question

Hello gurus ,
i have a query calling pipeline function
WITH t AS
     (SELECT dep_code, emp_id
        FROM test1
       WHERE dep_code = 'C1' AND emp_id = '123')
SELECT *
  FROM TABLE
          (CAST
              ((pk_get_emp_dtls.fn_t_get_emp_dtls (t.dep_code,
                                                   t.empid,
                                                   TRUNC (SYSDATE)
               ) AS ps_ot_emp_dtls
       t;in this above query i want to use the emp id ,dept code from the with clause as parameters in the function pk_get_emp_dtls.fn_t_get_emp_dtls
but error occures SQL command not ended properly
Regards,
Friend
Edited by: most wanted!!!! on Nov 14, 2012 6:17 AM

Answer 1

I see Solomon beat me to it...
SQL> create or replace type o_emp as object (empno number, ename varchar2(10))
  2  /
Type created.
SQL>
SQL> create or replace type t_emp as table of o_emp
  2  /
Type created.
SQL>
SQL> create or replace function get_emp(p_deptno in number) return t_emp pipelined as
  2    v_emp o_emp := o_emp(null,null);
  3    cursor cur_emp is
  4      select empno, ename
  5      from   emp
  6      where  deptno = p_deptno;
  7  begin
  8    for i in cur_emp
  9    loop
10      v_emp.empno := i.empno;
11      v_emp.ename := i.ename;
12      pipe row (v_emp);
13    end loop;
14    return;
15  end;
16  /
Function created.
SQL>
SQL>
SQL> with t as (select deptno from dept where dname = 'SALES')
  2  select x.*
  3  from   t, table(get_emp(t.deptno)) x
  4  /
     EMPNO ENAME
      7499 ALLEN
      7521 WARD
      7654 MARTIN
      7698 BLAKE
      7844 TURNER
      7900 JAMES
6 rows selected.
SQL> with t as (select deptno from dept where dname = 'SALES')
  2  select x.*
  3  from   table(get_emp(t.deptno)) x, t
  4  /
from   table(get_emp(t.deptno)) x, t
ERROR at line 3:
ORA-00904: "T"."DEPTNO": invalid identifier