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Re: Recurring im****t of linked text file data

by "Ken Snell \(MVP\)" <kthsneisllis9@[EMAIL PROTECTED] > Nov 26, 2008 at 08:19 AM

Just a guess on my part, but the message from ACCESS may have been an 
indication that the amount of data being im****ted ("changed") was
exceeding 
the buffer space that ACCESS could use and thus be able to rollback the 
im****t if a failure occurred. 256MB for an ACCESS backend is not a large 
size, but my preference would be to start looking to SQL Server or other 
large database system when the ACCESS file approaches 1.25 - 1.5GB.
Reason: 
although ACCESS can handle 2GB max size for a file, the file size grows as

you manipulate data in it, which compacting will shrink back down; but, 
during that interim growth, if you hit 2 GB, that will crash the database 
file. So it's best to not get too close to the maximum size.

At the rate of about 150KB of new data per day, using your numbers, you
can 
calculate how much time you have before you would hit my arbitrary size.
-- 

        Ken Snell
<MS ACCESS MVP>
http://www.accessmvp.com/KDSnell/


"David G" <jazzbah@[EMAIL PROTECTED]
> wrote in message 
news:FC24428C-4701-410E-B870-4C250E77EB67@[EMAIL PROTECTED]
> Thanks Ken,
>
> Interestingly something surprising happened during the im****t of data. 
At
> about 2.6 million rows Access threw up a message saying "Your computer
is
> running out of disk space, continue yes, no?"  This kept recurring so I
> stopped the im****t.  The mdb file was about 256mb, not very big because 
> the
> rows, consisting of 8 fields adding up to about 60 bytes per row.  Hard
to
> fathom.  Frustrating because the im****t procedure was working so well. 
I
> definitely wasn't going to run out of space because that drive is 750gb 
> with
> 690gb free.
> Having just returned from the Sydney OfficeDevCon 2008, I did ask around
> about this but didn't get any conclusive answers.
> One of the suggestions, due to the size that this mdb will get to, is to
> migrate it to SQL Server 2000.  The file grows by about 2,500 rows per
> business day.  So that seems to be plausible, but doesn't answer the 
> unlikely
> error message I received.
> Thanks for the modified code,
> Regards
> -- 
> Thanks
> David G
> Albury, Australia
 




 11 Posts in Topic:
Recurring import of linked text file data
=?Utf-8?B?RGF2aWQgRw==?=   2008-11-07 23:24:01 
Re: Recurring import of linked text file data
"Ken Snell \(MVP\)&q  2008-11-08 08:06:49 
Re: Recurring import of linked text file data
=?Utf-8?B?RGF2aWQgRw==?=   2008-11-08 16:08:02 
Re: Recurring import of linked text file data
"Ken Snell \(MVP\)&q  2008-11-08 19:40:50 
Re: Recurring import of linked text file data
=?Utf-8?B?RGF2aWQgRw==?=   2008-11-08 18:06:00 
Re: Recurring import of linked text file data
"Douglas J. Steele&q  2008-11-09 05:12:26 
Re: Recurring import of linked text file data
"Ken Snell \(MVP\)&q  2008-11-09 13:43:18 
Re: Recurring import of linked text file data
"Ken Snell \(MVP\)&q  2008-11-15 10:50:43 
Re: Recurring import of linked text file data
=?Utf-8?B?RGF2aWQgRw==?=   2008-11-17 02:41:00 
Re: Recurring import of linked text file data
"Ken Snell \(MVP\)&q  2008-11-26 08:19:50 
Re: Recurring import of linked text file data
=?Utf-8?B?RGF2aWQgRw==?=   2008-11-28 23:16:01 

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