Fileman Documentation
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Missing Documentation
Q: How to specify a cross reference as NO DELETE:
A: I don't see it in the documentation, but I found a few in files I have. Look at ^DD(file#,field#,1,crossref#,3).
In my examples, it is set to text. I can't find the FileMan routine that references that right now to see if it is the mere existence or a $T to determine if the crossreference can be deleted, but I think it is just it's existence, since it is set using the Utility functions which prompts for "NO-DELETION MESSAGE", which is a field at ^DD(.1,3) and is a field in the CROSS-REFERENCE file.
Hope that is enough info. Best wishes, Marianne