改变pdb名字
一、说明
1.1、更改的前提条件
当前用户必须具有ALTER DATABASE系统权限;
pdb必须打开到读写受限模式 alter pluggable database xxx open restricted;
必须在pdb中操作，及当前容器必须是pdb;
rac中只能一个实例上的pdb处于open状态，其它实例上该pdb需要关闭。
1.2、注意事项：
new global database name must be different from that of any container in the CDB
该pdb上不能有活动会话
1.3、更改语句
ALTER PLUGGABLE DATABASE RENAME GLOBAL_NAME TO statement
二、例子 更改pdb名字BJSYSY为BJSYSY_BAK
[root@saas-db1 ~]# su - oracle
Last login: Tue Jul 7 01:00:02 CST 2020
[oracle@saas-db1 ~]$ sqlplus / as sysdba
SQL*Plus: Release 18.0.0.0.0 - Production on Tue Jul 7 17:03:22 2020
Version 18.3.0.0.0
Copyright (c) 1982, 2018, Oracle. All rights reserved.
Connected to:
Oracle Database 18c Enterprise Edition Release 18.0.0.0.0 - Production
Version 18.3.0.0.0
SQL> show pdbs;
CON_ID CON_NAME OPEN MODE RESTRICTED
---------- ------------------------------ ---------- ----------
2 PDB$SEED READ ONLY NO
22 BJSYSY READ WRITE NO
23 BXHL READ WRITE NO
SQL> archive log list;
Database log mode Archive Mode
Automatic archival Enabled
Archive destination /backup/archive
Oldest online log sequence 55336
Next log sequence to archive 55341
Current log sequence 55341
SQL> alter pluggable database BJSYSY close immediate;
Pluggable database altered.
SQL> alter pluggable database BJSYSY open restricted;
Pluggable database altered.
SQL> show pdbs;
CON_ID CON_NAME OPEN MODE RESTRICTED
---------- ------------------------------ ---------- ----------
2 PDB$SEED READ ONLY NO
22 BJSYSY READ WRITE YES
23 BXHL READ WRITE NO
SQL> alter pluggable database BJSYSY rename global_name to BJSYSY_BAK;
Pluggable database altered.
SQL> show pdbs;
CON_ID CON_NAME OPEN MODE RESTRICTED
---------- ------------------------------ ---------- ----------
22 BJSYSY_BAK READ WRITE YES
SQL>
SQL> conn / as sysdba
Connected.
SQL> alter pluggable database BJSYSY_BAK close immediate;
Pluggable database altered.
SQL> alter pluggable database BJSYSY_BAK open;
Pluggable database altered.