将数据插入到bfile列中

1.) CREATE OR REPLACE DIRECTORY
STUFF
AS
\'D:/Dev/stuff\';

2.) create table temp_bfile
(
bfile_loc    BFILE
);

3.)insert into temp_bfile(bfile_loc) values (BFILENAME(\'STUFF\', \'WD.pdf\'));

4.) select * from temp_bfile;

ORA-00932: inconsistent datatypes: expected NUMBER got FILE