How To Fix RSCV613 - DB2-z/OS: Statistics from &1 are no longer up-to-date (&2)

SAP Error Message - Details

• Message type: E = Error

• Message class: RSCV - Analysis of BW objects (InfoCubes...)

• Message number: 613

• Message text: DB2-z/OS: Statistics from &1 are no longer up-to-date (&2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSCV613 - DB2-z/OS: Statistics from &1 are no longer up-to-date (&2) ?

  The SAP error message RSCV613 indicates that the statistics for a specific database object (in this case, a DB2 for z/OS object) are outdated. This can lead to suboptimal query performance because the database optimizer relies on accurate statistics to make informed decisions about how to execute queries efficiently.
  Cause:
  The error message typically arises when:
  
  Statistics are not updated: The statistics for the database object have not been refreshed after significant changes, such as data insertions, deletions, or updates.
  Database maintenance: Regular maintenance tasks that update statistics have not been performed.
  Thresholds exceeded: The database system has internal thresholds that determine when statistics are considered stale, and these thresholds have been exceeded.
  
  Solution:
  To resolve the RSCV613 error, you should take the following steps:
  
  
  Update Statistics:
  
  Use the appropriate DB2 command to update the statistics for the affected object. This can typically be done using the RUNSTATS command in DB2.
  Example command:
  RUNSTATS ON TABLE your_table_name;
  
  You may also want to consider updating statistics for indexes if applicable.
  
  
  
  Schedule Regular Maintenance:
  
  Implement a regular maintenance schedule to update statistics periodically. This can help prevent the issue from recurring.
  Consider using automated jobs or scripts to run the RUNSTATS command at regular intervals.
  
  
  
  Monitor Statistics:
  
  Monitor the statistics and performance of your database objects to identify when they become stale. This can help you proactively manage the issue.
  
  
  
  Check DB2 Documentation:
  
  Refer to the DB2 documentation for specific commands and options related to updating statistics, as well as best practices for maintaining database performance.
  
  
  
  Related Information:
  
  DB2 for z/OS: Understanding how DB2 manages statistics and the importance of keeping them up-to-date is crucial for database performance.
  SAP Basis Administration: SAP Basis administrators should be familiar with database maintenance tasks, including updating statistics, to ensure optimal performance of SAP applications.
  Performance Tuning: Regularly updating statistics is a key aspect of performance tuning in any database system, including DB2.
  
  By following these steps, you should be able to resolve the RSCV613 error and improve the performance of your SAP application running on DB2 for z/OS.