How To Fix RSCV847 - F table of aggregate &1 has over 50 partitions

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 847

• Message text: F table of aggregate &1 has over 50 partitions

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSCV847 - F table of aggregate &1 has over 50 partitions ?

  The SAP error message RSCV847 indicates that a specific aggregate table has exceeded the limit of 50 partitions. This is a common issue in SAP BW (Business Warehouse) environments, particularly when dealing with large datasets and complex data models.
  Cause:
  The error occurs because SAP BW has a limitation on the number of partitions that can be created for aggregate tables. When the number of partitions exceeds 50, the system generates this error message. This can happen due to:
  
  High Volume of Data: If the data being aggregated is very large, it may lead to the creation of multiple partitions.
  Partitioning Strategy: The way the data is partitioned (e.g., by time, characteristics) may lead to an excessive number of partitions.
  Configuration Issues: Incorrect settings in the data model or aggregate settings can lead to unnecessary partitioning.
  
  Solution:
  To resolve the RSCV847 error, you can consider the following approaches:
  
  
  Review Partitioning Strategy:
  
  Analyze the current partitioning strategy and determine if it can be optimized. Consider consolidating partitions or changing the criteria used for partitioning.
  
  
  
  Reduce the Number of Partitions:
  
  If possible, modify the data model to reduce the number of partitions. This may involve changing the characteristics used for partitioning or aggregating data differently.
  
  
  
  Delete Unused Partitions:
  
  If there are partitions that are no longer needed, consider deleting them to free up space and reduce the total count.
  
  
  
  Rebuild Aggregates:
  
  In some cases, it may be necessary to rebuild the aggregates. This can be done by deleting the existing aggregates and creating new ones with a revised partitioning strategy.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may provide additional guidance or patches related to this error. SAP frequently updates its documentation and provides solutions for known issues.
  
  
  
  Engage SAP Support:
  
  If the issue persists or if you are unsure about making changes, consider reaching out to SAP Support for assistance. They can provide specific guidance based on your system configuration.
  
  
  
  Related Information:
  
  SAP BW Documentation: Review the official SAP BW documentation for best practices on data modeling and partitioning.
  Performance Considerations: Understand how partitioning affects performance and query execution times in your BW environment.
  Monitoring Tools: Utilize SAP BW monitoring tools to keep track of aggregate performance and partition usage.
  
  By addressing the partitioning strategy and optimizing the data model, you should be able to resolve the RSCV847 error and improve the performance of your SAP BW system.