2009/3/25 Thomas Dalton <[email protected]>:

> An extra column in any table with a "user id" column for "original
> user id" (which would be identical to user id for the vast majority of
> rows) would be sufficient for most unmerges. There would still be a
> problem if an account was involved in more than one merge, though.


I can see such being the case, e.g. prolific sockpuppeting vandals.
However, preserving the "original UID" in all merges would likely
suffice - I mean, a complete unmerging would be OK in all cases I can
think of.


- d.

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