Introduction to Update Function Module

 

• Update function module is used to bundle database changes in a single Logical Unit of Work.

• The purpose of update function module is to commit all the changes at once or ROLLBACK them all.

• An update function module is a function module having the processing type ‘Update Module’ in the properties tab.

  
  
  

  
  

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Syntax to call a Update Function Module :-

• The syntax to call a update function module is CALL FUNCTION <FUNCTION_NAME> IN UPDATE TASK.

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Note :-

• When we execute a Update function module, it does not get executed immediately.

• Update Function Module executes in a special work process that is called as update work process.

• When we execute the COMMIT WORK statement, the Update function module is assigned to update work process.

  
  
  
  
  
  
  

  
  

• This actual execution ( update work process ) is triggered by the <COMMIT WORK> statement.

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How to Check Work Process ?

• You can check the work process at SM50 transaction code.
• You can check the status of Update work process at SM13 transaction code.