SQL>
SQL>
SQL> CREATE TABLE lobdemo (
2 key NUMBER,
3 clob_col CLOB,
4 blob_col BLOB);
Table created.
SQL>
SQL>
SQL> column CLOB_Data format a60
SQL> column BLOB_Data format a60
SQL> SELECT key,
2 DBMS_LOB.SUBSTR(clob_col, 50) CLOB_Data,
3 DBMS_LOB.SUBSTR(blob_col, 25) BLOB_Data
4 FROM lobdemo
5 WHERE key IN (0, 100, 101, 102, 103, 1000, 1001, 1002)
6 ORDER BY key;
no rows selected
SQL>
SQL> drop table lobdemo;
Table dropped.
SQL>