flashback PDB 不能确保可以打开， CDB 就可以
SYS@> select * from v$restore_point;
SCN DATABASE_INCARNATION# GUA STORAGE_SIZE TIME
---------- --------------------- --- ------------ -----------------
RESTORE_POINT_TIME PRE NAME PDB CLE PDB_INCARNATION# REP
--------------------------------------------------------------------------- --- ------------------------------------ --- --- ---------------- ---
CON_ID
----------
1.0011E+10 3 YES 0 06-JAN-24 01.48.12.000000000 AM
YES CDB_20240106 NO NO 0 NO
0
1.0011E+10 3 YES 1.8098E+11 06-JAN-24 01.49.36.000000000 AM
YES PDB_20240106 YES NO 0 NO
3
SYS@> show pdbs;
CON_ID CON_NAME OPEN MODE RESTRICTED
---------- ------------------------------ ---------- ----------
2 PDB$SEED READ ONLY NO
3 UAT READ WRITE NO
4 UAT READ WRITE NO
SYS@> alter pluggable database UAT close immediate instances=all;
SYS@> alter pluggable database UAT close abort instances=all;
---PDB停不了，重启CDB
SYS@> exit
Disconnected from Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.20.0.0.0
[oracle@ ~]$ srvctl stop database -d XXXXXXXXXX -o abort
[oracle@ ~]$ srvctl start database -d XXXXXXXXXX
SYS@> alter pluggable database UAT close immediate instances=all;
Pluggable database altered.
SYS@> flashback pluggable database UAT to restore point PDB_20240106;
Flashback complete.
SYS@> alter pluggable database UAT open instances=all;
alter pluggable database UAT open instances=all
*
ERROR at line 1:
ORA-65107: Error encountered when processing the current task on instance:1
ORA-01113: file 1478 needs media recovery
ORA-01110: data file 1478: '+DATA01/XXXXXXXXXX/F81661787 /DATAFILE/ '
SYS@> alter pluggable database UAT open;
alter pluggable database UAT open
*
ERROR at line 1:
ORA-01113: file 1478 needs media recovery
ORA-01110: data file 1478: '+DATA01/XXXXXXXXXX/F81661787F7A83F /DATAFILE/ '
SYS@> flashback database to restore point CDB_20240106;
flashback database to restore point CDB_20240106
*
ERROR at line 1:
ORA-38757: Database must be mounted and not open to FLASHBACK.
SYS@> exit
Disconnected from Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.20.0.0.0
[oracle@ ~]$ srvctl stop database -d XXXXXXXXXX -o abort
[oracle@ ~]$ srvctl start database -d XXXXXXXXXX -o mount
[oracle@ ~]$ s
SQL*Plus: Release 19.0.0.0.0 - Production on Mon Jan 8 15:54:00 2024
Version 19.20.0.0.0
Copyright (c) 1982, 2022, Oracle. All rights reserved.
Connected to:
Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.20.0.0.0
SYS@> flashback database to restore point CDB_20240106;
Flashback complete.
SYS@> exit
Disconnected from Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.20.0.0.0
[oracle@ ~]$ srvctl stop database -d XXXXXXXXXX -o abort
[oracle@ ~]$ srvctl start database -d XXXXXXXXXX
PRCR-1079 : Failed to start resource ora.XXXXXXXXXX.db
[oracle@ ~]$ s
SQL*Plus: Release 19.0.0.0.0 - Production on Mon Jan 8 15:58:24 2024
Version 19.20.0.0.0
Copyright (c) 1982, 2022, Oracle. All rights reserved.
Connected to an idle instance.
SYS@> startup
ORACLE instance started.
Total System Global Area 1.7180E+10 bytes
Fixed Size 23351176 bytes
Variable Size 1.1979E+10 bytes
Database Buffers 5167382528 bytes
Redo Buffers 10203136 bytes
Database mounted.
ORA-01589: must use RESETLOGS or NORESETLOGS option for database open
SYS@> alter database open resetlogs;
Database altered.
SYS@> exit
Disconnected from Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.20.0.0.0
[oracle@ ~]$ srvctl stop database -d XXXXXXXXXX -o abort
[oracle@ ~]$ srvctl start database -d XXXXXXXXXX
[oracle@ ~]$ s
SQL*Plus: Release 19.0.0.0.0 - Production on Mon Jan 8 16:02:53 2024
Version 19.20.0.0.0
Copyright (c) 1982, 2022, Oracle. All rights reserved.
Connected to:
Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.20.0.0.0
SYS@> show pdbs;
CON_ID CON_NAME OPEN MODE RESTRICTED
---------- ------------------------------ ---------- ----------
2 PDB$SEED READ ONLY NO
3 UAT READ WRITE NO
4 UAT READ WRITE NO
SYS@>