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Buffer Modes
Message
From
29/10/1998 07:54:58
 
General information
Forum:
Visual FoxPro
Category:
Coding, syntax & commands
Title:
Miscellaneous
Thread ID:
00151073
Message ID:
00152202
Views:
40
Hiya Ken --

On pessimistic buffering:

>
>I bet you a buck none of the programmers at my place could find a reason good enough, given any other option I could dream up (and I'm quite a dreamer :0), to get my OK (me boss man numero uno honcho senior designer) to put pessimistic locks into their code.
>

I can't find a good reason for pessimistic table buffering, but what about row buffering? How often can a good business case be made for two users editing the same record at the same time? Very few, therefore, if a user goes to change data and the application tests for a lock and can't get it then there is a good reason for it: In use by another. You can't trap this proactively with optimistic buffering. Now, with views, of course, all this goes out the door and I agree 100% with you.
------------------------------------------------
John Koziol, ex-MVP, ex-MS, ex-FoxTeam. Just call me "X"
"When the going gets weird, the weird turn pro" - Hunter Thompson (Gonzo) RIP 2/19/05
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