08.12.2017 12:07, Mark Rotteveel [email protected] [firebird-support] wrote:
> It should return no results. If it can't transliterate, it means that
> the character definitely does not exist in the target column, so the
> comparison is false.

   When character is transliterated into charset where it doesn't exist, it 
becomes '?'. 
I'm not sure that it should match '?' stored in the column.


-- 
   WBR, SD.


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