How To Fix FDT_HANA203 - &1: A renaming of fields is only allowed in comb. with calculated columns

SAP Error Message - Details

• Message type: E = Error

• Message class: FDT_HANA - BRFplus: HANA Integration

• Message number: 203

• Message text: &1: A renaming of fields is only allowed in comb. with calculated columns

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FDT_HANA203 - &1: A renaming of fields is only allowed in comb. with calculated columns ?

  The SAP error message FDT_HANA203 typically occurs in the context of SAP HANA when working with field renaming in a calculation view or when using the SAP HANA modeling tools. This error indicates that renaming fields is only permitted when you are working with calculated columns, and it suggests that there is an issue with how the fields are being handled in your model.
  Cause:
  The error arises when you attempt to rename fields in a context where it is not allowed. Specifically, this can happen if:
  
  You are trying to rename fields in a projection or a table node without using a calculated column.
  The renaming operation is not supported in the current context of your data model.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Use Calculated Columns: If you need to rename fields, ensure that you are doing so within a calculated column. You can create a calculated column in your calculation view and rename the field there.
  
  
  Check Node Types: Review the nodes in your calculation view. Ensure that you are not trying to rename fields in a projection or table node directly. Instead, use a calculated column for any renaming operations.
  
  
  Review Data Model: Ensure that your data model is structured correctly. If you are using multiple nodes, check the flow of data and how fields are being passed between them.
  
  
  Consult Documentation: Refer to the SAP HANA documentation for more details on how to properly use calculated columns and field renaming in your specific version of SAP HANA.
  
  
  Testing: After making changes, test your calculation view to ensure that the error is resolved and that the data is being processed as expected.
  
  
  Related Information:
  
  SAP HANA Modeling: Understanding the different types of nodes (e.g., projection, join, union) and their capabilities is crucial for effective modeling.
  Calculated Columns: These are used to perform calculations and transformations on data within a calculation view, and they allow for field renaming.
  SAP Community: Engaging with the SAP Community forums can provide additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the FDT_HANA203 error and successfully rename fields in your SAP HANA models.