On 16/02/2021 17:20, Steven Green wrote:
> money fields.. that's a separate topic.. and another black hole

;-)   ;-)   ;-)




> "Michael Kennedy"  wrote in message 
> news:6029b676$1@pnews.thedbcommunity.com...
> 
> Dang!
> 
> Yes - and matching on a $-field is also weird!!
> 
> I set up a table and tried it (but used only integer values in the
> Rebate field!), and had the same result as yourself:
> 
>    - With the "_r" entries in the query, the query changed ALL "USD"
> rows to the first value, and LL the Non-USD rows to the second value.
> So, as I understand it, it did NOT honour the "_r" matching requirement!
> 
>    - Without the "-r" match, the query was still accepted, and the
> result was exactly the same.
> 
> Not good, I think!
> 
> But, as you and Steve have stated, in this specific case, two simple
> changeto queries could be used.
> 
>    - Michael.
> 
> 
> On 14/02/2021 10:54, Bernie van't Hof wrote:
>> Me too!
>>
>> The Rebate column is actually type $, so makes even less sense.
>>
>> This query is over 25 years old and it is entirely possible that when 
>> it was written I was guessing a bit.
>>
>> It does seem to work the same with or without the _r links, so they 
>> appear to do nothing. But that just doesn't feel right.
>>
>>
>> On 14/2/21 10:51 am, Michael Kennedy wrote:
>>> I haven't tried that, Bernie, but maybe PDoxDOS will reject the query 
>>> with something like "Query has unrelated Rows...", if the "_r" is 
>>> omitted?
>>>
>>> On the other hand, is the query seeking rows where it'll change the 
>>> FxRate, only if it finds some rows with USD, A-N-D some without USD, 
>>> for the SAME Rebate code? If so, then, if all the entries for a 
>>> Rebate code have USD, or if all the entries do not have USD, it will 
>>> not change the FxRate?
>>>
>>> Or am I totally confusssssed?!!
>>>
>>> Wow!
>>>
>>> --------------
>>>
>>> Running separate queries sounds OK to me, though it might be a little 
>>> slower on large tables.
>>>
>>>    - M
>>>
>>>
>>> On 13/02/2021 07:09, Bernie van't Hof wrote:
>>>> I don't (yet) handle multi-row queries so this was rejected:
>>>>
>>>>     Query
>>>>
>>>>       Vend_Reb | Rebate | Curr      | FxRate          
|
>>>>                | _r     | "USD"     | CHANGETO ~FxRate
|
>>>>                | _r     | NOT "USD" | CHANGETO 1      
|
>>>>
>>>>      Endquery
>>>>
>>>> Easy. Just (for now) split the query.
>>>>
>>>> But whats that _r link intending?
>>>> I tried with and without and the results seem to be the same.
>>>>
>>>> - Bernie 
>