How To Fix DD_MT_SHARING021 - Each line of a normalized where condition must use a key field only once.

SAP Error Message - Details

• Message type: E = Error

• Message class: DD_MT_SHARING - DDIC Multi Tenancy Sharing: Messages

• Message number: 021

• Message text: Each line of a normalized where condition must use a key field only once.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DD_MT_SHARING021 - Each line of a normalized where condition must use a key field only once. ?

  The SAP error message DD_MT_SHARING021 indicates that there is an issue with the way a normalized WHERE condition is structured in your query. Specifically, it states that each line of a normalized WHERE condition must use a key field only once. This typically occurs in the context of database queries or data modeling where the conditions applied to filter data must adhere to certain rules.
  
  Cause:
  The error arises when a key field (a field that uniquely identifies a record in a database table) is referenced multiple times in the WHERE clause of a query. In normalized database design, each key field should only be used once in a condition to maintain data integrity and avoid ambiguity in the results.
  
  Solution:
  To resolve this error, you should review the WHERE clause of your query and ensure that each key field is only used once. Here are some steps to follow:
  
  
  Identify Key Fields: Determine which