How To Fix CFD_REGISTRY_CHECK422 - Text Handling 'Denormalized' not supported for Views with Union

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_REGISTRY_CHECK - Custom Fields: Messages for Registry Check

• Message number: 422

• Message text: Text Handling 'Denormalized' not supported for Views with Union

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_REGISTRY_CHECK422 - Text Handling 'Denormalized' not supported for Views with Union ?

  The SAP error message CFD_REGISTRY_CHECK422, which states "Text Handling 'Denormalized' not supported for Views with Union," typically occurs in the context of SAP HANA when working with calculation views that involve unions. This error indicates that the system does not support the denormalized text handling option for views that are created using a union operation.
  Cause:
  
  
  Denormalized Text Handling: The error arises because the calculation view is set to use "Denormalized" text handling, which is not compatible with views that include union operations. Denormalized text handling is used to manage text data in a way that allows for better performance and easier access, but it has limitations when combined with unions.
  
  
  Union Operation: When you create a union in a calculation view, the system expects a certain structure and handling of the data. The denormalized text handling option conflicts with this structure, leading to the error.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Change Text Handling: 
  
  Open the calculation view in the SAP HANA Studio or Web IDE.
  Navigate to the properties of the calculation view.
  Change the text handling option from "Denormalized" to "Normalized" or "Default". This should resolve the conflict with the union operation.
  
  
  
  Review the Union Logic: 
  
  Ensure that the union operation is necessary and that the data sources being combined are compatible. If possible, consider restructuring the calculation view to avoid using a union if it is not essential.
  
  
  
  Check Data Types: 
  
  Ensure that the data types of the columns being unioned are compatible. Mismatched data types can also lead to issues.
  
  
  
  Test the Changes: 
  
  After making the changes, test the calculation view to ensure that it functions as expected without errors.
  
  
  
  Related Information:
  
  SAP HANA Documentation: Refer to the official SAP HANA documentation for more details on calculation views, unions, and text handling options.
  SAP Community: Engage with the SAP Community forums for insights and solutions from other users who may have encountered similar issues.
  Performance Considerations: Understand the implications of changing text handling options on performance and data retrieval, especially if the calculation view is used in production environments.
  
  By following these steps, you should be able to resolve the CFD_REGISTRY_CHECK422 error and successfully work with your calculation views in SAP HANA.