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About On Demand Application Processes

A special type of application process is the On Demand process. An On Demand application process has a Process Point of On Demand and executes when called from a page-level On Demand process. On Demand processes are useful when you have PL/SQL logic that you would like to run from different execution points across multiple pages.

Running an On Demand Process from a Page Request

You can have a page request run an On Demand process by using the following syntax:

f?p=application_id:page_id:session:APPLICATION_PROCESS=process_id

Where:

When you use this syntax, the Application Express engine recognizes the request and processes it using the following rules: