ZOOM Functionality and Global variable in Form Personalization

1)- Global Variable in forms Personalization.

  A)- These variables are accessible through out the application until the current active session becomes inactive.

B)- Data type for Global variables are always CHAR, hence if global variable needs to initialize or assign for any numeric value , use TO_CHAR

C)- Oracle 10g Can store as max as 4000 Bytes in Global variable, as compared wit just 255 bytes in 6i.


Syntax to Access of global variable.

  :GLOBAL.VARIABLE_NAME


2)- ZOOM Functionality.

   This functionality gives feature to pass the control from one form to Another.

So For any event we can set zoom functionality , for example on button click , control passes from the current form to another form, that is defined in personlization.



ZOOM Functionality is same as BUILT-IN Launch SRS Form with just one difference is that
In Launch SRS Form built-in we have to pass parameters manually, but in zoom functionality parameters can be passed automatically form the values available on current form.