hi all

i have a problem when sorting tib_query
exsample:

data in column :
AA
Aa
aA
AA
BB

ib_connection.charset=utf8,
result for above table, like below:
AA
Aa
BB
aA
aa

and should order like this:
aa
aA
Aa
AA
BB

the question how to fix sort order with
lowercase priority ?