1) If we find any conflicts in One-Off Patches ? --> We will rollback the patch and get the alternate patch from Oracle and then we will apply it.
2) RAC database patching differences as compared to a single node?
--> https://docs.oracle.com/cd/B16240_01/doc/em.102/e15294/rac.htm
3) Utility to apply patch --> Opatch
4) Difference b/w PSU and One Off Patches?
5) Prechecks for One Off and Datapatches?
6) Before applying a Patch how do we know if its going to be successfull -->
Optach prereq checkconflictagainstOHwithdetails -ph ./
7) Opatch utility
8) How to rollback a Oneoff patch or PSU ?
9) What to do if a PDB goes to restricted mode after patching ?
--> select * from pdb_plug_in_violations
10) After db upgrade users report login issues / password expired ,->
sqlnet.ora --> allowed logon versions server // client = 8
No comments:
Post a Comment