[AccessD] Dropped records...Boatloads of them

[Jim Lawrence]

Bingo... :-)

Jim

----- Original Message -----
From: "Stuart McLachlan" <stuart at lexacorp.com.pg>
To: "Access Developers discussion and problem solving" <accessd at databaseadvisors.com>
Sent: Tuesday, May 26, 2015 2:13:26 PM
Subject: Re: [AccessD] Dropped records...Boatloads of them

The only solution other than hardening your network connectivity is to change your BE to a 
proper RDBMS Server (SQL Server, MySQL or whatever)  with fault tolerance built in.

-- 
Stuart


On 26 May 2015 at 16:03, Janet Erbach wrote:

> Wow.  So are there any other solutions besides:
> 
> 1) hardwire the network connections
> 2) install UPS at each workstation
> 
> Both of which are due to be scheduled for the 12th of Never...
> 
> On Tue, May 26, 2015 at 3:48 PM, Stuart McLachlan
> <stuart at lexacorp.com.pg> wrote:
> 
> > Yes,  that can happen through a dropped connection when data is
> > being written.  I've seen uit happen occasionally.
> >
> > You get a corrupt index. The data is still there, but Access can't
> > find it.
> >
> >
> >
> > On 26 May 2015 at 14:35, Janet Erbach wrote:
> >
> > > Hello all -
> > >
> > > I've corresponded with you all in the last couple of months about
> > > records dropping from an access database in a manufacturing
> > > environment.  About once a week we'd find 1-2 dropped records in a
> > > tool crib database.   We installed UPS's in the area where this
> > > was happening and...fingers crossed...so far so good.  No dropped
> > > records since they went in 3 weeks ago.
> > >
> > > Today I learned that a manufacturing scrap database was missing
> > > records, too.  868,105 records to be exact:  All records from 2014
> > > and several months worth from 2015.  Thankfully I was able to
> > > restore them from a shadow copy.
> > >
> > > The likelihood of an end-user deleting all that data manually is
> > > so slim that I don't even consider it a possibility.  Can a noisy
> > > wireless network environment and/or power brown-outs cause such a
> > > large chunk of data to go missing like that?
> > >
> > > Janet Erbach
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> > >
> >
> >
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> >
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