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Not to select records in the many table
Message
De
20/01/2009 10:13:57
 
 
À
20/01/2009 10:03:40
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Divers
Thread ID:
01375445
Message ID:
01375454
Vues:
6
>>Hi,
>>I have two tables with one-to-many relation.
>>Is there a way - in one sql statement - to count all the records
>>which have only one record relation in the "many" table.
>>
>>Thanks.
>
>Untested:
>
>
>SELECT PKinOneTable ;
>   FROM TheManyTable ;
>   GROUP BY PKinOneTable ;
>   HAVING CNT(*) = 1 ;
>   INTO CURSOR OnlyOneChild
>
>
>Tamar

Thanks, it's ok but the problem is that it doesn't count the records but lists them.
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