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Flag for a value in a list
Message
De
15/01/2000 07:13:03
Cetin Basoz
Engineerica Inc.
Izmir, Turquie
 
 
À
15/01/2000 01:35:59
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Divers
Thread ID:
00318140
Message ID:
00318518
Vues:
29
>>>10 entries of Rep,month,pub
>>>
>>>Sele Rep,iif(pub="SA",.T.,.F.) as SA_flag Group by Rep
>>>
>>>I want to flag those reps who worked on the SA pub, while also selecting the list of reps. Will this statement work? (in testing, it appears to work) My concern is that if another pub value occurs in the selection after the "SA" value, that the SA_flag value will return to the .F. state.
>>>
>>>The alternative is to do 2 separate selections for each group, but i don't want to have to do that...
>>>
>>>Any suggestions?
>>
>>
Michael,
>>This could work if last pub entry for a particular rep is "SA" or there is only one pub per rep.
>>
>>
select distinct rep, .t. as SA_flag from myTable ;
>> where pub = "SA" ;
>>union ;
>>select distinct rep, .f. as SA_flag from myTable ;
>> where rep not in (select distinct rep from myTable where pub="SA") ;
>>order by 1
Seems to be a way.
>
>What about:
>
>SELECT REP, SUM(IIF(pub="SA",1,0))>0 AS SA_FLAG FROM MyTable INTO CURSOR SA GROUP BY REP
>
>
>>Cetin


Gosh, this is what I also found to be a shorter one and posted just now :)
Cetin
Çetin Basöz

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