How To Fix CMD_HIERARCHY026 - Invalid alias in SQL statement

SAP Error Message - Details

• Message type: E = Error

• Message class: CMD_HIERARCHY - Messages for CMD_HIERARCHY Gateway service

• Message number: 026

• Message text: Invalid alias in SQL statement

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CMD_HIERARCHY026 - Invalid alias in SQL statement ?

  The SAP error message CMD_HIERARCHY026, which indicates "Invalid alias in SQL statement," typically arises in the context of SAP BW (Business Warehouse) or SAP HANA when there is an issue with the SQL query being executed, particularly regarding the use of aliases in the query.
  
  Cause:
  
  Incorrect Alias Usage: The error often occurs when an alias defined in the SQL statement does not match any of the expected aliases in the database or the query context.
  Typographical Errors: There may be a typo in the alias name, leading to a mismatch.
  Changes in Data Model: If the underlying data model has changed (e.g., renaming of fields or tables), the SQL statement may reference outdated aliases.
  Contextual Issues: The SQL statement may be executed in a context where the alias is not recognized, such as within a subquery or a different scope.
  
  
  Solution:
  
  Check SQL Statement: Review the SQL statement for any typographical errors in the alias names.