Oracle SQL, PLSQL, APEX How To's by Dr. S. Raghunathan - HTML preview

31-HOW TO CREATE COMPUTATION

A computation has been used to set 1 assign values  to the page item during the page rendering or on page processing'  The basic properties need to be set for the following'

→      Computation Location

→      Item on the current Page

→      Item on another Page within the application

→      Application  Level  Item  common  to  all  Pages

(Global variables)

→      Computation Point

→      Page Rendering Computation

→      Before Header

→      After Header

→      Before Region

→      After Region

→      Before Footer

→      After Footer

→      Page Processing Computation

→      After submit

→      Application Level Computations

→      On New Instance

→      Computation Type

Let us see some of the computation example :  Assume that telephone number need to be stored in a table has been captured in three

pieces of elements like country code, area code, tele line number' Page

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