Cursor Output

Question

Hi all,
i need to form a comma seperated values from my cursor output .
I have a procedure with a input parameter as p_group
i need to pass this in a cursor and get the output in a comma sepereted values.
select student_name from class_stds where group_name=p_group ;
the output of the query , i need to make as a comma seperated values....

Answer 1

Thanks for your input, but I haven't understood properly. Please have a look at the test case
SQL> desc emp
Name                                      Null?    Type
EMPNO                                     NOT NULL NUMBER(4)
ENAME                                              VARCHAR2(35)
JOB                                                VARCHAR2(9)
MGR                                                NUMBER(4)
HIREDATE                                           DATE
SAL                                                NUMBER(7,2)
COMM                                               NUMBER(7,2)
DEPTNO                                             NUMBER(2)
SQL> select ename,length(ename) from emp;
ENAME                               LENGTH(ENAME)
SMITH                                           5
ALLEN                                           5
WARD                                            4
JONES                                           5
MARTIN                                          6
BLAKE                                           5
CLARK                                           5
SCOTT                                           5
KING                                            4
TURNER                                          6
ADAMS                                           5
ENAME                               LENGTH(ENAME)
JAMES                                           5
FORD                                            4
MILLER                                          6
999999                                          6
ABCDEFGHIJKLMNOPQRSTUVWXYZAAAAAA               32
MY#@ ' "ABC                                    11
17 rows selected.
SQL> declare
  2    ename_tbl dbms_utility.uncl_array;
  3    cursor c1(p_deptno emp.deptno%TYPE) IS
  4      SELECT ename FROM emp where deptno = p_deptno;
  5    mystr      VARCHAR2(200);
  6    tbl_length BINARY_INTEGER;
  7  BEGIN
  8    OPEN c1(20);
  9    FETCH c1 BULK COLLECT
10      INTO ename_tbl;
11    tbl_length := ename_tbl.COUNT;
12    dbms_utility.table_to_comma(ename_tbl, tbl_length, mystr);
13    dbms_output.put_line(mystr);
14  END;
15  /
SMITH,JONES,SCOTT,ADAMS,FORD,ABCDEFGHIJKLMNOPQRSTUVWXYZAAAAAA,MY#@ ' "ABC
PL/SQL procedure successfully completed.To be specific I haven't used Name_array which is Table Of Varchar2(30), But I have used Uncl_array which is Table Of Varchar2(227). So in my understanding it can be problematic for columns greater than 227. Please clarify.