SQL>
SQL> CREATE TABLE myClob
2 (id NUMBER PRIMARY KEY,
3 clob_data CLOB);
Table created.
SQL>
SQL> INSERT INTO myClob VALUES (101,null);
1 row created.
SQL>
SQL> declare
2 clob_pointer CLOB;
3 v_buf VARCHAR2(1000);
4 Amount BINARY_INTEGER :=1000;
5 Position INTEGER :=1;
6 BEGIN
7 v_buf :=rpad('A',1000,'A');
8
9 insert into myClob values (1 ,EMPTY_CLOB());
10
11 commit;
12
13 SELECT clob_data INTO clob_pointer FROM myClob WHERE id = 1 FOR UPDATE;
14 DBMS_LOB.OPEN (clob_pointer,DBMS_LOB.LOB_READWRITE);
15
16 FOR i IN 1..500 LOOP
17
18 DBMS_LOB.WRITE (clob_pointer,Amount,Position,v_buf);
19
20 Position :=Position +Amount;
21
22 END LOOP;
23
24 DBMS_LOB.CLOSE (clob_pointer);
25
26 END;
27 /
PL/SQL procedure successfully completed.
SQL>
SQL> drop table myClob;
Table dropped.
SQL>