How To Fix SDDL_PARSER_MSG290 - WITH HIERARCHY cannot be combined with GROUP BY

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDL_PARSER_MSG - Message Class for DDL Parser

• Message number: 290

• Message text: WITH HIERARCHY cannot be combined with GROUP BY

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDDL_PARSER_MSG290 - WITH HIERARCHY cannot be combined with GROUP BY ?

  The SAP error message SDDL_PARSER_MSG290 typically indicates that there is an issue with the way a query is structured, particularly when using the HIERARCHY function in conjunction with a GROUP BY clause. This error arises when the query attempts to combine hierarchical data with aggregation functions in a way that is not supported.
  
  Cause:
  The error occurs because:
  
  HIERARCHY Functionality: The HIERARCHY function is designed to work with hierarchical data structures, and it may not be compatible with certain SQL operations, such as aggregation (e.g., using GROUP BY).
  SQL Syntax: The SQL syntax may be incorrect or not aligned with the expected structure for queries involving hierarchical data.
  Data Model Limitations: The underlying data model may have limitations that prevent the combination of hierarchical data with aggregation.
  
  
  Solution:
  To resolve this error, consider the following approaches:
  
  
  Remove GROUP BY: If possible, remove the GROUP BY clause from your query if it is not necessary for your analysis.
  
  
  Use Subqueries: