PDB_ID PDB_NAME STATUS  IS_PROXY_PDB
---------- -------- ------- ------------
         3 PDB_ORCL NORMAL  NO
         2 PDB$SEED NORMAL  NO
         4 cdb1     STUB    YES
         5 PDB1     STUB    YES
         7 cdb2     STUB    YES
         8 PDB2     STUB    YES