ADOP- Online Patching Cycle

The online patching cycle is divided into five phases:

Patching Cycle Overview

The key actions in the various stages of the online patching cycle can be summarized as follows

Prepare

• Synchronizes patch edition and run edition on the file system.
• Creates a new patch edition in the database.

Apply

• Executes patch drivers to update patch edition.
• Patches applied: can be one or many, including customizations.

Finalize

• Compiles invalid objects.
• Generates derived objects.

CutOver

• Configures patch edition file system to be the new run edition file system.
• Configures patch edition of database to be the new run edition.
• Restarts application tier services.

Cleanup

Delete obsolete code and seed data to recover space.

Each of the phases will now be discussed in more detail

Prepare

On the file system:

The following actions are taken in this phase. On the file system
1.The patch file system is synchronized…