Subject Re: [Firebird-Architect] A Fresh Look at Collations
Author Milan Babuskov
Sergey Mereutsa wrote:
> AWH> Why do you say UTF-8 is slow?
>
> Because you can not count string length, for example, without walking
> it all - because each char in UTF8 (if we speak about it native
> representation) can be from 1 to 6 bytes length.

Admittedly, doing something like...

select *
from atable
where SUBSTRING(vc1 FROM 2000 FOR 6) = 'Sergey'

...would be very slow. But how often do you really have to do stuff like
this on the server?

--
Milan Babuskov

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