peter pilsl <[EMAIL PROTECTED]> writes:
> postgres 7.4 on linux, glibc 2.2.4-6

> I've a table containing unicode-data and the lower()-function does not 
> work proper. While it lowers standard letters like A->a,B->b ... it 
> fails on special letters like german umlauts (Ä , Ö ...) that are simply 
> keeped untouched.

upper() and lower() didn't support multibyte character sets before 8.0.

                        regards, tom lane

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