>> where X is your number (or column name).  If 0, it's even if
>> 1 it's odd.
> I think you mean, if it is non-zero, then it is odd.

If you're MODding using 2 as the second argument, it's always going to
be 0 or 1.  2 either divides in to the number evenly, having a
remainder of 0, or it'll have a remainder of 1.  The former indicates
the number is even, the latter odd.

thnx,
Christoph

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