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Change in the infrastructure in VFP 3.0 and up
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À
17/11/1996 13:26:33
Information générale
Forum:
Visual FoxPro
Catégorie:
Problèmes
Divers
Thread ID:
00012556
Message ID:
00012574
Vues:
36
>>This might be another 'stupid' question of mine, but why would you index
>>on DELETED()? I tried it and it resulted in listing all deleted records
>>after non-deleted. What do we accomplish by this besides this obvious
>>effect?
>
>This was the way to go to be fully optimizable until Visual FoxPro 3.0. Of course, this was applicable if we were working with SET DELETE ON.
>
>Its use is not to have a visual tag but rather to be optimizable, at least was.
>
>If you always work with SET DELETE OFF than this was not applicable. And, if you are working with SET DELETE OFF than what is your mecanism to avoid dealing with deleted records?


Is the performance problem with building or maintaining the DELETED() tag, or both?
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