How To Fix RSCV521 - ORACLE: Statistics information for table &1 may be obsolete

RSCV521 - Overview

• Message type: E = Error

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

• Message number: 521

• Message text: ORACLE: Statistics information for table &1 may be obsolete

What causes this issue?

Table &v1& was first analyzed on &v2& with a sampling size of &v3&. It
is possible that the statistics information about this table is
obsolete.

How to fix this error?

Please refresh the statistics information for this table. Use a repair
routine, that is assigned to this analysis routine (function <PF>Remove
error </>in transaction <ZH>RSRV</>).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSCV521 - ORACLE: Statistics information for table &1 may be obsolete ?

  The SAP error message RSCV521 indicates that the statistics information for a specific Oracle database table may be outdated or obsolete. This can lead to suboptimal query performance because the database optimizer relies on accurate statistics to determine the most efficient way to execute queries.
  
  Cause:
  The cause of this error typically stems from one of the following:
  
  Data Changes: Significant changes in the data within the table (inserts, updates, deletes) can render existing statistics outdated.
  Time-Based Thresholds: Some systems have a time-based threshold for when statistics should be updated, and if this threshold is exceeded, the statistics may be considered obsolete.
  Manual Changes: If statistics were manually deleted or not updated after a bulk load or significant data manipulation, this can also trigger the message.
  
  
  Solution:
  To resolve the RSCV521 error, you should update the statistics for the affected table. Here are the steps to do this:
  
  
  Use Oracle's DBMS_STATS Package:
  You can use the DBMS_STATS package to