Show history of pdbs - oracle database script

SET lines 299
SET pagesize 299 col db_name
FOR a10 col CLONED_FROM_PDB_NAME
FOR a12 col pdb_name
FOR a18
SELECT DB_NAME,
       CON_ID,
       PDB_NAME,
       OPERATION,
       OP_TIMESTAMP,
       CLONED_FROM_PDB_NAME
FROM CDB_PDB_HISTORY;