How to rename a Pluggable database in oracle database?

How to  rename a Pluggable database???



SQL> -- we will change the  name of container database STSPDB to WALPDB
SQL> show pdbs

    CON_ID CON_NAME                       OPEN MODE  RESTRICTED
---------- ------------------------------ ---------- ----------
         3 STSPDB                         READ WRITE NO
SQL> shutdown immediate;
Pluggable Database closed.
SQL>
SQL>
SQL> show pdbs

    CON_ID CON_NAME                       OPEN MODE  RESTRICTED
---------- ------------------------------ ---------- ----------
         3 STSPDB                         MOUNTED
SQL> startup open restrict;
Pluggable Database opened.
SQL>
SQL>
SQL> show pdbs

    CON_ID CON_NAME                       OPEN MODE  RESTRICTED
---------- ------------------------------ ---------- ----------
         3 STSPDB                         READ WRITE YES
SQL>
SQL>
SQL> alter pluggable database STSPDB rename global_name to WALPDB;

Pluggable database altered.

SQL>
SQL> show pdbs

    CON_ID CON_NAME                       OPEN MODE  RESTRICTED
---------- ------------------------------ ---------- ----------
         3 WALPDB                         READ WRITE YES
SQL>
SQL>
SQL> show con_name

CON_NAME
------------------------------
WALPDB
SQL>
SQL> shutdown immediate;
Pluggable Database closed.
SQL>
SQL> startup;
Pluggable Database opened.
SQL>
SQL> show pdbs

    CON_ID CON_NAME                       OPEN MODE  RESTRICTED
---------- ------------------------------ ---------- ----------
         3 WALPDB                         READ WRITE NO
SQL> select name,open_mode from v$pdbs;

NAME                           OPEN_MODE
------------------------------ ----------
WALPDB                         READ WRITE

SQL>
SQL> exit
Disconnected from Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production


Post this,Do not forget to update  your connection string in tnsnames.ora and listener.ora file  accordingly.

Thanks & Regards
Nikhil Kumar.