Error
Error Code: ORA-28658

Oracle Error ORA-28658: IOT Operation Invalid

📦 Oracle Database
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Description

The ORA-28658 error in Oracle Database indicates an attempt to perform an operation specific to Index-Organized Tables (IOTs) on a regular, non-IOT table. This error occurs when the database operation being executed is only supported for tables with a specific index organization.
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Error Message

ORA-28658: This operation is supported only for Index-Organized tables
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Known Causes

2 known causes
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Incorrect Table Type
The target table is not an Index-Organized Table (IOT), but the operation requires it. Verify the table definition to ensure it is an IOT.
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Accidental IOT Operation
An IOT-specific function or procedure was unintentionally called on a standard table. Review the code to ensure the correct table type is being accessed.
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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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