Mega Code Archive
Pass a query statement to a stored procedure
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SQL>
SQL> CREATE TABLE EMP
2 (EMPNO NUMBER(4) NOT NULL,
3 ENAME VARCHAR2(10),
4 JOB VARCHAR2(9),
5 MGR NUMBER(4),
6 HIREDATE DATE,
7 SAL NUMBER(7, 2),
8 COMM NUMBER(7, 2),
9 DEPTNO NUMBER(2)
10 );
Table created.
SQL>
SQL> INSERT INTO EMP VALUES (7369, 'SMITH', 'CLERK', 7902,TO_DATE('17-DEC-1980', 'DD-MON-YYYY'), 800, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7499, 'ALLEN', 'SALESMAN', 7698,TO_DATE('20-FEB-1981', 'DD-MON-YYYY'), 1600, 300, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7521, 'WARD', 'SALESMAN', 7698,TO_DATE('22-FEB-1981', 'DD-MON-YYYY'), 1250, 500, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7566, 'JONES', 'MANAGER', 7839,TO_DATE('2-APR-1981', 'DD-MON-YYYY'), 2975, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7654, 'MARTIN', 'SALESMAN', 7698,TO_DATE('28-SEP-1981', 'DD-MON-YYYY'), 1250, 1400, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7698, 'BLAKE', 'MANAGER', 7839,TO_DATE('1-MAY-1981', 'DD-MON-YYYY'), 2850, NULL, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7782, 'CLARK', 'MANAGER', 7839,TO_DATE('9-JUN-1981', 'DD-MON-YYYY'), 2450, NULL, 10);
1 row created.
SQL> INSERT INTO EMP VALUES (7788, 'SCOTT', 'ANALYST', 7566,TO_DATE('09-DEC-1982', 'DD-MON-YYYY'), 3000, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7839, 'KING', 'PRESIDENT', NULL,TO_DATE('17-NOV-1981', 'DD-MON-YYYY'), 5000, NULL, 10);
1 row created.
SQL> INSERT INTO EMP VALUES (7844, 'TURNER', 'SALESMAN', 7698,TO_DATE('8-SEP-1981', 'DD-MON-YYYY'), 1500, 0, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7876, 'ADAMS', 'CLERK', 7788,TO_DATE('12-JAN-1983', 'DD-MON-YYYY'), 1100, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7900, 'JAMES', 'CLERK', 7698,TO_DATE('3-DEC-1981', 'DD-MON-YYYY'), 950, NULL, 30);
1 row created.
SQL> INSERT INTO EMP VALUES (7902, 'FORD', 'ANALYST', 7566,TO_DATE('3-DEC-1981', 'DD-MON-YYYY'), 3000, NULL, 20);
1 row created.
SQL> INSERT INTO EMP VALUES (7934, 'MILLER', 'CLERK', 7782,TO_DATE('23-JAN-1982', 'DD-MON-YYYY'), 1300, NULL, 10);
1 row created.
SQL>
SQL> create or replace
2 procedure print_table( p_query in varchar2 )
3 AUTHID CURRENT_USER is
4 l_theCursor integer default dbms_sql.open_cursor;
5 l_columnValue varchar2(4000);
6 l_status integer;
7 l_descTbl dbms_sql.desc_tab;
8 l_colCnt number;
9 begin
10 dbms_sql.parse( l_theCursor, p_query, dbms_sql.native );
11 dbms_sql.describe_columns
12 ( l_theCursor, l_colCnt, l_descTbl );
13
14 for i in 1 .. l_colCnt loop
15 dbms_sql.define_column
16 (l_theCursor, i, l_columnValue, 4000);
17 end loop;
18
19 l_status := dbms_sql.execute(l_theCursor);
20
21 while ( dbms_sql.fetch_rows(l_theCursor) > 0 ) loop
22 for i in 1 .. l_colCnt loop
23 dbms_sql.column_value
24 ( l_theCursor, i, l_columnValue );
25 dbms_output.put_line
26 ( rpad( l_descTbl(i).col_name, 30 )
27 || ': ' ||
28 substr( l_columnValue, 1, 200 ) );
29 end loop;
30 end loop;
31
32 end print_table;
33 /
Procedure created.
SQL>
SQL> exec print_table( 'select * from emp where empno like ''778%''' );
EMPNO : 7782
ENAME : CLARK
JOB : MANAGER
MGR : 7839
HIREDATE : 09-JUN-1981 00:00:00
SAL : 2450
COMM :
DEPTNO : 10
EMPNO : 7788
ENAME : SCOTT
JOB : ANALYST
MGR : 7566
HIREDATE : 09-DEC-1982 00:00:00
SAL : 3000
COMM :
DEPTNO : 20
PL/SQL procedure successfully completed.
SQL>
SQL> drop table emp;
Table dropped.
SQL> --
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