Error
Error Code: 1490

MySQL Error 1490: Inconsistent Partition Info

📦 MySQL
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Description

Error 1490 indicates a discrepancy between the partition definition stored in a table's .frm file and what the MySQL server expects or can write. This typically occurs when the server attempts to access or modify a partitioned table, and its metadata is found to be invalid or corrupted.
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Error Message

The partition info in the frm file is not consistent with what can be written into the frm file
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Known Causes

4 known causes
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Corrupted FRM File
The table's .frm file, which stores its metadata including partition definitions, has become damaged or unreadable due to disk issues, system crashes, or other factors.
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MySQL Version Incompatibility
The table's partition information was created with a different MySQL server version, and the current server cannot interpret it correctly due to changes in metadata format.
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Manual FRM File Manipulation
The .frm file was manually moved, copied, or altered outside of standard MySQL operations, leading to inconsistencies that the server cannot resolve.
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Incomplete Table Operation
A previous table alteration (e.g., ALTER TABLE) involving partitions failed or was interrupted, leaving the FRM file in an inconsistent or partially updated state.
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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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Related Errors

5 related errors