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INDEX TAG on DELETED() ......... HUMBUG
Message
 
À
16/03/1999 09:37:47
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Divers
Thread ID:
00198031
Message ID:
00200655
Vues:
8
Hi Edward,

>In regard to Rushmore: it seems that nobody knows exactly how it works, but assuming that some real index files are tens MB on network, one can say that moving whole index to local computer (hard drive in this case) and only then starting processing is not the way Foxpro actually works.

Correct! An index file is read in blocks of 512 bytes. Only those blocks that contain the necessary records are read, as well as some block that point to those block.

Christof
--
Christof
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