How To Fix GEF_CORE_MSG056 - Comparison operator &1 not supported in SQL statement.

SAP Error Message - Details

• Message type: E = Error

• Message class: GEF_CORE_MSG - Message class for GEF core

• Message number: 056

• Message text: Comparison operator &1 not supported in SQL statement.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GEF_CORE_MSG056 - Comparison operator &1 not supported in SQL statement. ?

  The SAP error message GEF_CORE_MSG056 indicates that there is an issue with the SQL statement being executed, specifically that a comparison operator used in the statement is not supported. This error typically arises when the SQL syntax is incorrect or when an unsupported operator is used in the context of the database being queried.
  Cause:
  
  Unsupported Comparison Operator: The SQL statement may be using a comparison operator that is not recognized by the database. For example, using operators like IN, LIKE, or custom operators that are not supported by the underlying database.
  Database Compatibility: The SQL statement may be written in a way that is compatible with one database but not with another. For instance, certain SQL syntax may work in Oracle but not in SQL Server or HANA.
  Incorrect SQL Syntax: There may be a syntax error in the SQL statement that leads to the use of an unsupported operator.
  
  Solution:
  
  Review the SQL Statement: Check the SQL statement for any unsupported comparison operators. Replace them with supported operators. Common operators include =, <>, <, >, <=, and >=.
  Database Documentation: Refer to the documentation of the specific database you are using to ensure that the SQL syntax and operators are supported.
  Use Standard SQL: If possible, rewrite the SQL statement using standard SQL syntax that is widely supported across different databases.
  Debugging: If the SQL statement is generated dynamically, check the logic that constructs the SQL to ensure it does not introduce unsupported operators.
  Testing: Test the modified SQL statement in a database query tool to ensure it executes without errors before deploying it in the SAP environment.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common errors.
  Transaction Codes: Use transaction codes like SE38 (ABAP Editor) or SE11 (Data Dictionary) to analyze the code or database objects involved in the SQL execution.
  Database Logs: Review database logs for additional context or error messages that may provide more insight into the issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.