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Grid load large cursors fast but small groups very slow
Message
De
17/07/1997 16:46:19
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
00040340
Message ID:
00040467
Vues:
35
>>> ... WHERE ... AND .T. = .T. ...
>>>
>>>This force VFP to create a temp table for the cursor and will speed up your grid display.
>>
>>I use the field AS fieldname which also forces a cursor.
>>
>>SELECT *,0 AS DUMMY FROM ...
>Michel,
>
>That works too.
>
>Except if the result strucutre is critical, then WHERE .T. = .T. doesn't add a field to the result. NOFILTER is the best way in my book (if we are talking VFP 5.0).

Thanks, but is .T.=.T. still fully optimizable?
Michel Fournier
Level Extreme Inc.
Designer, architect, owner of the Level Extreme Platform
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