Re: Wrong "ORDER BY" on a numeric value result

2010/8/14 Stefan Wild <wilds81(at)yahoo(dot)de>

> Hello guys,
>
> I have following sorting problem and need your help. When executing this
> SELECT statement:
>
> "SELECT d.id, d.name,
> d.description, ts.name, d.opentimestamp,
> d.initialvalue, d.plmoney, d.performance,
> d.performancepa, d.currentopenmoney, d.investedmoney,
> d.investedpercent, d.cashmoney, d.realizedwinmoney,
> d.realizedlossmoney, d.currenttotalvalue, d.depotriskpercent,
> d.taxesratepercent, d.taxallowance, d.paidtaxes,
> d.paidfees FROM c_depots d INNER JOIN c_tradingsystems ts ON
> d.tradingsystem_id=ts.id INNER JOIN cx_users_depots cx ON cx.id_depots=
> d.id INNER JOIN c_users u ON cx.id_users=u.id WHERE u.login='xxxx' ORDER
> BY UPPER(CAST (d.currenttotalvalue AS numeric) ) DESC"
>
> the resulting ordering is wrong:
> (d.currenttotalvalue)
> 99999999999,99
> 9999999999,99
> 999999999,99
> 99999,99
> 100947,51
> 100251,14
> 100100
> 10000000000
> 10000000000
> 100000
>
> I would expect:
>
> 99999999999,99
> 9999999999,99
> 10000000000
> 10000000000
> 999999999,99
> 99999,99
> 100947,51
> 100251,14
> 100100
> 100000
>
> The column currenttotalvalue has a numeric type with a length of 14 and 2
> digits for percision. The initial SELECT didn't used the CAST, but the
> result was also wrong.
>
> I'm (still) using the postgres version 8.2.
>
> Thanks for your support.
>
>
>

I'm just curious why do you use UPPER() function in the ORDER BY clause?

regards
Szymon