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When does Rushmore Optimize?
Message
De
03/11/1998 11:10:12
Paul Harker
Harker Enterprises, Inc.
Idaho Falls, Idaho, États-Unis
 
 
À
02/11/1998 22:25:16
Information générale
Forum:
Visual FoxPro
Catégorie:
Codage, syntaxe et commandes
Divers
Thread ID:
00153608
Message ID:
00153953
Vues:
15
I called MS on the join speed issue back on VFP 3.0. The issue is when you perform a join, EVERY record is checked against EVERY record in EVERY database involved in the join. If you are checking against more than 2 databases, the join gets longer expodentially be each additional database. I still code all my join/datacross checking functions because they are ALWAYS faster than a join. My .02
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