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In a local view, what data does VFP move across the network?
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11/02/2000 13:48:35
 
 
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Forum:
Visual FoxPro
Category:
Databases,Tables, Views, Indexing and SQL syntax
Title:
In a local view, what data does VFP move across the network?
Miscellaneous
Thread ID:
00330889
Message ID:
00330889
Views:
79
I have a VFP 6 file-server app that uses parameterized local views to access VFP tables. The EXE resides on a workstation and the DBFs reside on a server. I'm trying to troubleshoot some performance problems. I have some questions.
1. When I issue the USE command to open my parameterized view, exactly what portion of the table/index is transferred over the network from the server to the workstation?
2. When I issue a requery() after changing my view's parameter, does the entire table transfer from the server to the workstation, or just the one record I'm requesting? I would think that since this app is not client-server, the entire table would have to transfer each time.
3. When I issue a tableupdate(), does the entire table transfer back to the server or just the records that I have updated? Since there is no intelligent app on the server, how does VFP manage this update?
Thanks,
John
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