Error
Error Code: ORA-28108

Oracle ORA-28108: Circular Policy References

📦 Oracle Database
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Description

The ORA-28108 error indicates a circular dependency between security policies defined on the same database object. This occurs when policies reference each other, creating an infinite loop during evaluation.
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Error Message

ORA-28108: circular security policies detected
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Known Causes

3 known causes
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Policy A calls Policy B
Policy A's function or expression references Policy B, creating a direct dependency.
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Policy B calls Policy A
Policy B's function or expression references Policy A, completing the circular loop.
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Complex Policy Chains
A chain of policies exists where Policy A calls Policy B, Policy B calls Policy C, and Policy C eventually calls Policy A, resulting in a circular dependency.
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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