Listmail <[EMAIL PROTECTED]> writes:
>> We were looking at the explain results and noticed that it was  
>> converting
>> the 'wynn%' into fname >= 'wynn' and fname < 'wyno'

>       Does this also work if the last character is a unicode character ?

In C locale it does, though you have to be careful to avoid generating
an invalid encoding.

                        regards, tom lane

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TIP 9: In versions below 8.0, the planner will ignore your desire to
       choose an index scan if your joining column's datatypes do not
       match

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