Error
Error Code: ORA-28669

ORA-28669: Bitmap Index Failure

📦 Oracle Database
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Description

This error occurs when attempting to create a bitmap index on an Index-Organized Table (IOT) that lacks a mapping table. Bitmap indexes require a mapping table for efficient operation on IOTs.
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Error Message

ORA-28669: bitmap index can not be created on an IOT with no mapping table
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Known Causes

2 known causes
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Missing Mapping Table
The IOT lacks the necessary mapping table for bitmap index support.
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Incorrect Table Type
Attempting bitmap index creation on a table that is not an IOT.
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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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