The NOINDEX option does change the behavior of DBCC CHECKDB (even if you’re already using PHYSICAL_ONLY). Here’s how the two options compare to one another, and how to see the difference yourself in a simple example.
This Post Tells You How To Corrupt a SQL Server Database with a Hex Editor in Gruesome Detail
And that’s all this post tells you. Not how to fix anything, just how to break it.
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