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Trusting Delete
Message
De
07/06/1999 10:18:12
 
 
À
07/06/1999 07:29:30
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Titre:
Divers
Thread ID:
00226958
Message ID:
00227036
Vues:
33
This is not true.

Vlad

>. . . as will SEEK return a DELETED record regardless.
>
>Jim N
>
>>You should know that you can go to a record that is deleted:
>>
>>GO nRec
>>
>>where nRec is the value returned by RECNO() for that record. This is mainly to be able to do a RECALL while set deleted on.
>>
>>Vlad
>>
>>>It appears that
>>>
>>>SET DELETE ON
>>>
>>>invokes a built in "filter" for a "delete flag" in every table record.
>>>
>>>Everything I've read suggests that I should have every expectation that a deleted record, though still physically present, should be "virtually" invisible to absolutely everything I do within a table (except of course to become "real" if I SET DELETE OFF).
>>>
>>>Is it naiive to assume that deleted records disabled by SET DELETE ON will be totally inert with respect to my app or are there some well known gotchas I should be aware of?
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