In this Document
APPLIES TO:Oracle Database - Enterprise Edition - Version 18.104.22.168.0 and later
Information in this document applies to any platform.
1. All was working well until the switchover. After Data Guard switchover, unable to open PDB.
There's no service that's created for the PDB at this point
2. Turns out the CDB was not open and the alter database open (for cdb) was hung on follow SQL:
3. wait information:
unpublished Bug:30159581 - IM: ALTER NEW PRIMARY OPEN HANG AFTER SWITCHOVER
Bug:30159581 is superseded by Bug 31747989.
Apply patch for bug 31747989.