How To Fix S1212 - Explain SQL is not possible for &

SAP Error Message - Details

• Message type: E = Error

• Message class: S1 - Statistik / SAP-Monitor

• Message number: 212

• Message text: Explain SQL is not possible for &

What causes this issue?

With the database system you are using, you can only create the
function "Explain one SQL request" for select statements.

System Response

Program processing continues after the message.

How to fix this error?

Try to create the execution plan for the select statement.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message S1212 - Explain SQL is not possible for & ?

  The SAP error message S1212, which states "Explain SQL is not possible for &," typically occurs when you attempt to use the SQL Explain functionality on a database query that is not supported or when there are issues with the SQL statement itself. This error can arise in various scenarios, particularly when working with database performance analysis or optimization.
  Causes:
  
  
  Unsupported SQL Statement: The SQL statement you are trying to analyze may not be compatible with the Explain functionality. This can happen if the SQL syntax is incorrect or if it uses features that are not supported by the database system.
  
  
  Database Connection Issues: There may be issues with the connection to the database, which can prevent the Explain command from executing properly.
  
  
  Insufficient Authorizations: The user executing the Explain command may not have the necessary authorizations to perform this action on the specified SQL statement.
  
  
  Database-Specific Limitations: Some databases have specific limitations or configurations that may prevent the Explain functionality from working as expected.
  
  
  Solutions:
  
  
  Check SQL Syntax: Review the SQL statement for any syntax errors or unsupported features. Ensure that the SQL is valid and can be executed without issues.
  
  
  Database Compatibility: Verify that the SQL statement is compatible with the database you are using. Consult the database documentation for any specific requirements or limitations.
  
  
  User Authorizations: Ensure that the user has the necessary authorizations to execute the Explain command. You may need to consult with your SAP Basis or security team to adjust user roles and permissions.
  
  
  Database Connection: Check the database connection settings in SAP. Ensure that the connection is active and that there are no network issues preventing communication with the database.
  
  
  Use Alternative Tools: If the Explain functionality is not working, consider using alternative tools or methods for analyzing SQL performance, such as database-specific performance monitoring tools or query analyzers.
  
  
  Related Information:
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the S1212 error. SAP frequently updates its knowledge base with solutions for common problems.
  
  
  Database Documentation: Refer to the documentation for your specific database (e.g., Oracle, SQL Server, HANA) for details on SQL Explain functionality and any limitations.
  
  
  Performance Tuning: If you are frequently encountering issues with SQL performance, consider engaging in broader performance tuning efforts, which may include optimizing indexes, analyzing execution plans, and reviewing database configurations.
  
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support or your database administrator for further assistance.