Error
Error Code: ORA-30331

Oracle Error ORA-30331: Summary Name Invalid

📦 Oracle Database
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Description

The ORA-30331 error in Oracle Database indicates that the specified summary name does not exist. This error typically occurs when querying or manipulating summaries (materialized views) and the provided name is incorrect or the summary has been dropped.
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Error Message

ORA-30331: summary does not exist
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Known Causes

4 known causes
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Typographical Error
The summary name was misspelled in the SQL query or command.
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Summary Does Not Exist
The summary (materialized view) with the specified name has not been created in the database.
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Summary Was Dropped
The specified summary was previously created but has since been dropped from the database.
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Incorrect Schema
The summary exists, but not in the schema where the query is being executed.
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Solutions

Coming Soon

Detailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:

General Troubleshooting Tips

  • Check the error message carefully for specific details
  • Review recent changes that might have caused the error
  • Search for the exact error code in the official documentation
  • Check log files for additional context
  • Try restarting the application or service

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