Error
Error Code: ORA-28345

Oracle ORA-28345: Downgrade with Encryption

📦 Oracle Database
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Description

The ORA-28345 error in Oracle Database indicates an attempt to downgrade the database version while encrypted columns exist. Downgrading is blocked to prevent potential data corruption or loss of access to encrypted data.
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Error Message

ORA-28345: cannot downgrade because there exists encrypted column
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Known Causes

1 known causes
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Encrypted Columns Present
The database contains one or more columns encrypted using Transparent Data Encryption (TDE) or other encryption methods. Downgrading is not permitted with encrypted columns.
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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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