How To Fix S1822 - DB optimizer statistics of & tables (normal priority) are obsolete

SAP Error Message - Details

• Message type: E = Error

• Message class: S1 - Statistik / SAP-Monitor

• Message number: 822

• Message text: DB optimizer statistics of & tables (normal priority) are obsolete

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message S1822 - DB optimizer statistics of & tables (normal priority) are obsolete ?

  The SAP error message S1822 indicates that the database optimizer statistics for certain tables are considered obsolete. This can lead to suboptimal query performance because the database optimizer relies on these statistics to determine the most efficient way to execute queries.
  Cause:
  The cause of this error message is typically related to the following factors:
  
  Data Changes: Significant changes in the data within the tables (inserts, updates, deletes) can render the existing statistics outdated.
  Time: Statistics may become obsolete over time as the underlying data changes.
  Database Configuration: Certain database configurations or settings may affect how and when statistics are updated.
  
  Solution:
  To resolve the S1822 error, you need to update the optimizer statistics for the affected tables. Here are the steps to do this:
  
  
  Use Transaction Code ST02: 
  
  Go to transaction code ST02 (Tune Summary) in SAP.
  Check for the specific tables listed in the error message.
  
  
  
  Update Statistics:
  
  You can update the statistics using the following methods:
  
  Using SAP Transaction DBACOCKPIT:
  
  Go to transaction DBACOCKPIT.
  Navigate to the "Database Administration" section.
  Find the option to update statistics for the specific tables.
  
  
  Using SQL Commands:
  
  If you have access to the database, you can run SQL commands to update the statistics. The command varies depending on the database system (e.g., ANALYZE TABLE for Oracle, UPDATE STATISTICS for SQL Server).
  
  
  Using SAP Report:
  
  You can also use the SAP report RSSTAT10 to update statistics for the specified tables.
  
  
  
  
  
  
  
  Schedule Regular Updates:
  
  To prevent this issue from recurring, consider scheduling regular updates of statistics as part of your database maintenance plan.
  
  
  
  Related Information:
  
  Monitoring: Regularly monitor the performance of your database and the status of optimizer statistics.
  Database-Specific Tools: Depending on your database (e.g., Oracle, SQL Server, HANA), there may be specific tools or commands available for managing statistics.
  SAP Notes: Check SAP Notes for any specific recommendations or patches related to your version of SAP and the database you are using.
  
  By following these steps, you should be able to resolve the S1822 error and improve the performance of your database queries.