How To Fix DDLS179 - After WHEN in CASE, literals, column, case, functions, paths allowed

DDLS179 - Overview

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 179

• Message text: After WHEN in CASE, literals, column, case, functions, paths allowed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS179 - After WHEN in CASE, literals, column, case, functions, paths allowed ?

  The SAP error message DDLS179 typically occurs in the context of SQL statements, particularly when using the CASE statement in a SQL query. This error indicates that there is an issue with the syntax or structure of the CASE statement, specifically after the WHEN clause.
  
  Cause:
  The error message DDLS179 can be triggered by several factors, including:
  
  
  Incorrect Syntax: The WHEN clause may not be followed by a valid expression or literal. The SQL syntax requires that the WHEN clause is followed by a condition that evaluates to true or false.
  
  
  Invalid Data Types: The data types used in the CASE statement may not be compatible. For example, if you are comparing different data types without proper conversion, it can lead to this error.
  
  
  Missing or Incorrect Keywords: If there are missing keywords or if the structure of the CASE statement is not followed correctly, it can lead to this error.
  
  
  Use of Unsupported Functions: If