How To Fix SADA020 - Error reading SQL optimizer statistics logs

SADA020 - Overview

• Message type: E = Error

• Message class: SADA - CCMS: SAP DB Porting and Development

• Message number: 020

• Message text: Error reading SQL optimizer statistics logs

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SADA020 - Error reading SQL optimizer statistics logs ?

  The SAP error message SADA020 indicates that there is an issue with reading SQL optimizer statistics logs. This error can occur in various scenarios, particularly when the system is trying to access or process SQL optimizer statistics that are either missing, corrupted, or not properly configured.
  Causes of SADA020 Error
  
  Missing Statistics: The SQL optimizer statistics may not have been generated or are missing for the database objects being accessed.
  Corrupted Statistics: The statistics files may be corrupted, leading to read errors.
  Database 
  Configuration Issues: There may be issues with the database configuration that prevent the optimizer from accessing the statistics.
  Permissions Issues: The user or process attempting to read the statistics may not have the necessary permissions.
  Database Connectivity Issues: Problems with the connection to the database can also lead to this error.
  
  Solutions
  
  
  Generate Missing Statistics:
  
  Use the appropriate database commands to generate or update the statistics for the affected tables or indexes. For example, in Oracle,