Error
Error Code: ORA-30308

Oracle Error ORA-30308: Invalid Summary Name

📦 Oracle Database
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Description

The ORA-30308 error in Oracle Database indicates an internal error due to a nonexistent summary name being specified. This typically occurs during operations involving materialized views or analytical processing where summary data is referenced.
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Error Message

ORA-30308: Internal error
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Known Causes

3 known causes
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Incorrect Summary Name
The summary name provided in the query or procedure does not match any existing summary definition in the database.
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Typographical Error
A simple typo in the summary name can lead to the database being unable to locate the intended summary.
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Deleted Summary
The summary definition might have been dropped or removed from the database after the query was written.
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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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