How To Fix RSRV329 - Check consistency of High Cardinality flag of Characteristic

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRV -

• Message number: 329

• Message text: Check consistency of High Cardinality flag of Characteristic

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSRV329 - Check consistency of High Cardinality flag of Characteristic ?

  The SAP error message RSRV329 indicates an inconsistency in the High Cardinality flag of a characteristic in the context of SAP BW (Business Warehouse). This error typically arises when the system detects that the High Cardinality flag for a characteristic is not set correctly based on the data it contains.
  Cause:
  The High Cardinality flag is used to indicate whether a characteristic has a high number of unique values (cardinality). If the flag is incorrectly set, it can lead to performance issues or incorrect data processing in queries and reports. The inconsistency can occur due to:
  
  Data Changes: Changes in the underlying data that affect the number of unique values for the characteristic.
  Manual Changes: Manual adjustments to the characteristic settings that do not align with the actual data.
  Data Load Issues: Problems during data loading that may not have updated the flag correctly.
  
  Solution:
  To resolve the RSRV329 error, follow these steps:
  
  
  Run the Consistency Check:
  
  Go to transaction code RSRV.
  Enter the object (characteristic) that is causing the issue.
  Execute the consistency check for the characteristic.
  
  
  
  Analyze the Results:
  
  Review the results of the consistency check to identify the specific inconsistencies related to the High Cardinality flag.
  
  
  
  Adjust the High Cardinality Flag:
  
  If the flag is incorrectly set, you may need to manually adjust it. This can be done in the characteristic settings in the Data Warehousing Workbench (transaction code RSA1).
  Navigate to the characteristic, and check the properties to set the High Cardinality flag correctly based on the actual data.
  
  
  
  Reprocess Data:
  
  If necessary, reprocess the data loads to ensure that the characteristic values are updated correctly.
  
  
  
  Re-run the Consistency Check:
  
  After making adjustments, run the consistency check again to ensure that the issue is resolved.
  
  
  
  Related Information:
  
  High Cardinality Characteristics: These are characteristics that have a large number of unique values, which can impact performance in reporting and querying.
  Data Modeling: Understanding how to model data in SAP BW is crucial for managing characteristics and their properties effectively.
  Performance Tuning: Properly setting the High Cardinality flag can help optimize query performance in SAP BW.
  
  If the issue persists after following these steps, it may be beneficial to consult SAP support or refer to SAP Notes related to this error for more specific guidance.