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Reccount()
Message
De
25/08/2016 13:05:43
Mike Yearwood
Toronto, Ontario, Canada
 
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Titre:
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows 7
Database:
Visual FoxPro
Application:
Desktop
Divers
Thread ID:
01639965
Message ID:
01639978
Vues:
107
>>>>>Reccount() gives a total of all records in a table whether deleted, or not. What is the most efficient way to determine the number of 'not' deleted records?
>>>>>
>>>>>Many thanks!
>>>>
>>>>You have to count them.
>>>>Select count(*) from yourtable where !deleted() into array laDummy
>>>>?laDummy
>>>>Note that you must have Set Deleted On for this to work.
>>>
>>>'Set Deleted On' is not required for your query.
>>>If you have 'Set Deleted On', you don't need !deleted() in the query
>>
>>Right, I had a minor brain short circuit.
>
>bottom line, your query will work regardless of 'Set Deleted'

Only if you don't use an alias in deleted() and only if your query accesses a single table.
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