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De
07/03/2007 08:34:17
 
 
À
07/03/2007 08:21:46
Cetin Basoz
Engineerica Inc.
Izmir, Turquie
Information générale
Forum:
Visual FoxPro
Catégorie:
Gestionnaire d'écran & Écrans
Versions des environnements
Visual FoxPro:
VFP 7 SP1
OS:
Windows XP SP2
Divers
Thread ID:
01201093
Message ID:
01201438
Vues:
39
>>>>
>>>>I meant to write recordsource=''. I tried it a few years ago, it caused all kinds of problems. My method have never failed.
>>>
>>>Both methods have pros and cons. Zap could lead to destructive and irreversible results while = "" would only effect display. I only mean it's not an uppercased "NOT" to use thing.
>>>Cetin
>>
>>I have used the zap solution for years, and I have never had any trouble with it so far. I use it with both for small tables, and for large tables, all are DBFs. The largest I use regularly has more than 5 million records and a size of 950MB.
>
>Tore,
>I don't believe you're zapping and then refilling with data those tables. Did you really zap and then append from somewhere else that 950Mb table???
>Cetin

No, I select some records from the 950MB into a temp cursor. Then I select a subset from that cursor into the same cursor, in a loop. When the loop is done, I zap the main cursor, and append from teh temp cursor.
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