Database Release Update (DBRU)

How to Connect a PDB Directly by OS Authentication

by Ed Chen
December 23, 2020December 28, 2020

OS Authentication We usually connect to the database by / AS SYSDBA without providing any password for maintenance works, such as startup, shutdown and backup.… Read More »

How to Patch Oracle Database 19c

by Ed Chen
December 19, 2020December 28, 2020

Here are steps to apply Database Release Update (DBRU) 19.9 on Oracle database 19.3. 1. Upload Patches We should download the newest Opatch utility and… Read More »