The ISOPEN function always returns an INTEGER value of
1..
Syntax
>>-DBMS_LOB.ISOPEN--(--lob_loc--)------------------------------><
Parameters
- lob_loc
- An input argument of type BLOB(10M) or CLOB(10M) that specifies
the large object locator of the large object to be tested by the function.
Authorization
EXECUTE privilege on the DBMS_LOB
module.