08.12.2017 12:07, Mark Rotteveel mark@... [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.