DDLS074 - Views with active buffering require at least one key field

SAP Error Message - Details

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 074

• Message text: Views with active buffering require at least one key field

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS074 - Views with active buffering require at least one key field ?

  The SAP error message DDLS074 indicates that a view you are trying to create or modify has active buffering enabled, but it does not have any key fields defined. In SAP, views that use buffering must have at least one key field to ensure that the data can be uniquely identified and managed in the buffer.
  Cause:
  The error occurs because:
  
  The view is defined with active buffering (i.e., it is set to be buffered).
  There are no key fields specified in the view definition, which is a requirement for buffered views.
  
  Solution:
  To resolve this error, you need to ensure that your view has at least one key field. Here are the steps to do that:
  
  
  Open the View Definition: Go to the transaction code SE11 (Data Dictionary) and open the view that is causing the error.
  
  
  Add Key Fields:
  
  In the view definition, identify the fields that should serve as key fields.
  Ensure that at least one of these fields is marked as a key field. You can do this by selecting the field and checking the "Key" checkbox in the field properties.
  
  
  
  Check Buffering Settings:
  
  If you do not want the view to be buffered, you can change the buffering settings to "No buffering" in the view properties. However, this is not recommended if you need the performance benefits of buffering.
  
  
  
  Activate the View: After making the necessary changes, activate the view to apply the modifications.
  
  
  Test the View: After activation, test the view to ensure that it works as expected without generating the error.
  
  
  Related Information:
  
  Buffering in SAP: Buffering is a performance optimization technique that allows frequently accessed data to be stored in memory, reducing database access time. However, it requires careful design to ensure data integrity and uniqueness.
  Key Fields: Key fields are essential for uniquely identifying records in a database table or view. They are used in various operations, including updates, deletes, and buffering.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE14 (Database Utility), and SE80 (Object Navigator) for managing database objects in SAP.
  
  By following these steps, you should be able to resolve the DDLS074 error and successfully manage your view in SAP.