Error
Error Code: ORA-28348

Oracle ORA-28348: Encryption Index Conflict

📦 Oracle Database
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Description

The ORA-28348 error occurs when attempting to encrypt a column that is part of an existing index, specifically a functional, domain, or join index. Oracle prevents encryption on indexed columns to maintain index integrity and performance.
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Error Message

ORA-28348: index defined on the specified column cannot be encrypted
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Known Causes

3 known causes
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Functional Index Exists
The column to be encrypted is part of a functional index, which uses a function or expression on the column.
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Domain Index Exists
The column is used in a domain index, which is a user-defined index type.
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Join Index Exists
The column is part of a join index, which pre-calculates the result of a join operation.
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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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