How To Fix CNV20551163 - Deletion criterion &1 for table &2 is inefficient; change criterion

CNV20551163 - Overview

• Message type: E = Error

• Message class: CNV20551 - message for package 20551 (company code delete)

• Message number: 163

• Message text: Deletion criterion &1 for table &2 is inefficient; change criterion

Self-Explanatory Message

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CNV20551163 - Details

• The SAP error message CNV20551163 indicates that the deletion criterion specified for a particular table is inefficient. This typically occurs during data migration or data cleansing processes, where the system is trying to delete records based on certain criteria, but the criteria used are not optimal for performance.
  
  Cause:
  
  Inefficient Deletion Criteria: The deletion criteria may involve complex conditions or may not utilize indexed fields, leading to slow performance.
  Large Data Volume: If the table contains a large volume of data, inefficient criteria can lead to long processing times or timeouts.
  Non-Selective Conditions: The criteria may be too broad, resulting in a large number of records being evaluated unnecessarily.
  
  
  Solution:
  
  
  Review and Optimize Criteria:
  
  Analyze the deletion criteria being used and ensure that they are as specific as possible.
  Use indexed fields in the WHERE clause of the deletion statement to improve performance.
  Avoid using functions or calculations on indexed fields in the criteria, as this can prevent the