Error
Error Code: 3511

MySQL Error 3511: Routine Comment Exceeds Max Length

📦 MySQL
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Description

This error occurs when attempting to create or alter a MySQL routine (such as a stored procedure, function, or trigger) with a comment that exceeds the maximum allowed character length. MySQL imposes a specific limit on the size of comments associated with these database objects, and this error indicates that limit has been surpassed.
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Error Message

Comment for routine '%s' is too long (max = %lu)
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Known Causes

3 known causes
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Exceeding MySQL's Comment Length Limit
MySQL enforces a hard limit on the number of characters allowed for routine comments (e.g., 64 characters). Providing a comment longer than this internal maximum will trigger the error.
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Automated Tool Generates Long Comments
Some database management tools, ORMs, or scripts might automatically generate verbose comments during routine creation or modification, inadvertently pushing the comment length beyond MySQL's permissible limit.
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Copy-Pasting Extensive Descriptions
Directly copying and pasting lengthy descriptions or documentation snippets into the routine comment field without shortening them can easily exceed the maximum allowed characters.
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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