Thanks for the info - to the point and much appreciated!
John Sidney-Woollett
Tom Lane wrote:
> John Sidney-Woollett <johnsw@wardbrook.com> writes:
>
>>Do upper() and lower() only work correctly for postgres v8 UTF-8 encoded
>>databases? (They don't seem to work on chars > standard ascii on my
>>7.4.6 db). Is this locale or encoding specific issue?
>
>
> Before 8.0, they don't work on multibyte characters, period. In 8.0
> they work according to your locale setting.
>
>
>>Is there likely to be a significant difference in speed between a
>>database using a UTF-8 locale and the C locale (if you don't care about
>>the small issues you detailed below)?
>
>
> I'd expect the C locale to be materially faster for text sorting.
> Don't have a number offhand.
>
> regards, tom lane
>
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