How To Fix RSSDA062 - Type of argument for SQL function not known

SAP Error Message - Details

• Message type: E = Error

• Message class: RSSDA - BW HANA Smart Data Access

• Message number: 062

• Message text: Type of argument for SQL function not known

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSSDA062 - Type of argument for SQL function not known ?

  The SAP error message RSSDA062, which states "Type of argument for SQL function not known," typically occurs when there is an issue with the data types being used in an SQL function within an ABAP program or a database view. This error indicates that the SQL function is receiving an argument of an unexpected or unsupported type.
  Causes:
  
  Incorrect Data Type: The argument passed to the SQL function does not match the expected data type. For example, passing a string where a numeric value is expected.
  Unsupported Data Type: The SQL function may not support the data type of the argument being passed.
  Database Compatibility: The SQL function may not be compatible with the specific database being used (e.g., HANA, Oracle, etc.).
  Syntax Errors: There may be syntax errors in the SQL statement that lead to misinterpretation of the argument types.
  
  Solutions:
  
  Check Data Types: Review the data types of the arguments being passed to the SQL function. Ensure that they match the expected types as defined in the function's documentation.
  Use Type Conversion: If necessary, use type conversion functions (like CAST or CONVERT) to ensure that the arguments are of the correct type before passing them to the SQL function.
  Review SQL Function Documentation: Consult the documentation for the SQL function being used to verify the expected argument types and ensure that you are using it correctly.
  Debugging: Use debugging tools in the ABAP environment to step through the code and identify where the incorrect data type is being introduced.
  Check Database Compatibility: If you are using a specific database, ensure that the SQL function is supported by that database and that you are using the correct syntax for that database.
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP documentation for ABAP and SQL functions to understand the expected argument types and usage.
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific SQL function or error message.
  Community Forums: Engage with SAP community forums or support channels to see if others have encountered similar issues and how they resolved them.
  
  By following these steps, you should be able to identify the cause of the RSSDA062 error and implement a solution to resolve it.