Insert binary data into Oracle database

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1. how to insert binary files into oracle database
grant dba to demo identified by demo;
CREATE DIRECTORY image_files AS '/Data/Files';
GRANT READ ON DIRECTORY image_files TO demo;

create table demo.image(
id number(6,0) not null,
image clob not null);

DECLARE
  l_blob CLOB; 
  v_src_loc  BFILE := BFILENAME('IMAGE_FILES', 'rabit.jpg');
  v_amount   INTEGER;
BEGIN
  INSERT INTO demo.image  
  VALUES (2, empty_clob()) RETURN image INTO l_blob; 
  DBMS_LOB.OPEN(v_src_loc, DBMS_LOB.LOB_READONLY);
  v_amount := DBMS_LOB.GETLENGTH(v_src_loc);
  DBMS_LOB.LOADFROMFILE(l_blob, v_src_loc, v_amount);
  DBMS_LOB.CLOSE(v_src_loc);
  COMMIT;
END;


create table demo.music(
id number(6,0) not null,
music clob not null);

DECLARE
  l_blob CLOB; 
  v_src_loc  BFILE := BFILENAME('IMAGE_FILES', 'apologize.mp3');
  v_amount   INTEGER;
BEGIN
  INSERT INTO demo.music  
  VALUES (2, empty_clob()) RETURN music INTO l_blob; 
  DBMS_LOB.OPEN(v_src_loc, DBMS_LOB.LOB_READONLY);
  v_amount := DBMS_LOB.GETLENGTH(v_src_loc);
  DBMS_LOB.LOADFROMFILE(l_blob, v_src_loc, v_amount);
  DBMS_LOB.CLOSE(v_src_loc);
  COMMIT;
END;


create table demo.movie(
id number(6,0) not null,
movie clob not null);

DECLARE
  l_blob CLOB; 
  v_src_loc  BFILE := BFILENAME('IMAGE_FILES', 'VIKTOR.mp4');
  v_amount   INTEGER;
BEGIN
  INSERT INTO demo.movie  
  VALUES (2, empty_clob()) RETURN movie INTO l_blob; 
  DBMS_LOB.OPEN(v_src_loc, DBMS_LOB.LOB_READONLY);
  v_amount := DBMS_LOB.GETLENGTH(v_src_loc);
  DBMS_LOB.LOADFROMFILE(l_blob, v_src_loc, v_amount);
  DBMS_LOB.CLOSE(v_src_loc);
  COMMIT;
END;