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SQL Select with Group by and Order by
Message
De
28/04/2010 10:05:54
Cetin Basoz
Engineerica Inc.
Izmir, Turquie
 
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Versions des environnements
Visual FoxPro:
VFP 6 SP5
Divers
Thread ID:
01462119
Message ID:
01462338
Vues:
40
>>>This query is returning one record where either Master_IND = 'Y' or we don't have Master_ID = 'Y' so we grab any other record. It also gives us the count of records per Master_Code satisfying these requirements.
>>
>>Are you saying it works if you make a complex explanation to a complex SQL:) I mean how would you get a result using that query other than 1 for the reccount. You could instead simply say then:
>>
>>
select MAX(Master_Ind) as master_ind, Master_Code, 1 as reccount ;
>>from myTable ;
>>group by Master_Code
Cetin
>
>No, I don't think it will return only 1 record as a count. If the original table has multiple Y records per Master_Code it is supposed to return the number of Y records and if it didn't have Y records, IMHO, it supposed to return number of N records.
>
>I'm guessing, now I have to setup a quick test case - I'll do in SQL Server.

I thought it was obvious that it would return 1 w/o testing but yes test first.
Cetin
Çetin Basöz

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