Jumat, 01 Juni 2012

RE: [AccessDevelopers] Re: New DB Design Ideas

 

Sorry, that file means nothing without you telling us about your application and data.
Maybe someone else is smarter than I am.

Duane Hookom
MS Access MVP


To: AccessDevelopers@yahoogroups.com
From: mossj5@comcast.net
Date: Fri, 1 Jun 2012 18:41:25 +0000
Subject: [AccessDevelopers] Re: New DB Design Ideas

 


I uploaded a PDF with the list of tables and what fields they should be in. The file is called tasks-db.pdf. I can't send any sample files, since they are confidential.

Thanks for your help.

--- In AccessDevelopers@yahoogroups.com, Duane Hookom <duanehookom@...> wrote:
>
>
> I don't think you are understanding normalization. Can you provide about 5 sample records? I really think each type of count should create its own record with a field that identifies what is being counted. You still aren't providing a good description of the data.
>
> Duane Hookom
> MS Access MVP
>
> From: mossj5@...
>
>
> They are just counts. They could be blank some days and have data on other days.
>
>
>
> I was thinking of separate tables for each field, but that gets messy.
>
>
>
> --- In AccessDevelopers@yahoogroups.com, Duane Hookom <duanehookom@> wrote:
>
> >
>
> > John,I don't think you understood my question. I am curious what your data is storing. Are these fields tallies/counts? I wonder if there should be separate records for each. Duane HookomMS Access MVP
>
> > To: AccessDevelopers@yahoogroups.com
>
> > From: mossj5@
>
> > Date: Fri, 1 Jun 2012 05:52:40 -0600
>
> > Subject: Re: [AccessDevelopers] New DB Design Ideas
>
> >
>
> > That's the problem I'm struggling with.
>
> > Some files may have those fields, some may not. But if they don't,
>
> > that info is needed as well.
>
> >
>
> > On 5/31/2012 9:29 PM, Duane Hookom wrote:
>
> > What are these fields for:
>
> > Maintenance
> > Recalls
>
> > Keepers
>
> > Secondary
>
> >
>
> > I wonder if this structure is un-normalized.
>
> >
>
> > Duane Hookom
>
> > MS Access MVP
>
> >
>
> > To:
>
> > AccessDevelopers@yahoogroups.com
>
> >
>
> > From: mossj5@
>
> >
>
> > Toby,
>
> >
>
> > Here's the data each file may or may not have:
>
> >
>
> > Transaction Count
>
> > Session #
>
> > Amount
>
> > Maintenance
>
> > Recalls
>
> > Keepers
>
> > Secondary
>
> >
>
> > If I use a single table with a field for each
>
> > entry, I'll end up with empty fields. For example,
>
> > if file one has these fields:
>
> >
>
> >
>
> >
>
> > Transaction Count
>
> > Session #
>
> > Amount
>
> > Maintenance
>
> > Recalls
>
> > Keepers
>
> > and file 2 has these fields
>
> > Maintenance
>
> > Recalls
>
> > Keepers
>
> > and file 3 has this field
>
> >
>
> > Secondary
> >
>
> > then the first set of fields will be empty for
>
> > file 3 and there will be empty fields for file 2..
>
> >
>
> > But as I type and think this through that may not
>
> > be a bad idea. That way you'll know if the file
>
> > had only transaction or transactions and
>
> > maintenance. A Null valuewould mean either no data
>
> > was entered or it was missed.
>
> >
>
> > Does that make sense?
>
> > Thanks,
>
> > John
>
> >
>
> > On 5/31/2012 4:05 PM, Toby Bierly wrote:
>
> > You should
>
> > be able to setup a table with the
>
> > following fields:
>
> >
>
> > Date,
>
> > Client, File_Name, Count,
>
> > Transaction_Number, Amount, etc.
>
> >
>
> > You would
>
> > enter multiple files on any given date,
>
> > and record the client it was for, and
>
> > the other info you specified.
>
> >
>
> > I'm not
>
> > sure how you are ending up with empty
>
> > rows.
>
> >
>
> > Hope this
>
> > helps,
>
> > Toby
>
> >
>
> >
>
> > -----Original
>
> > Message-----
>
> >
>
> > From: AccessDevelopers@yahoogroups.com
>
> > [mailto:AccessDevelopers@yahoogroups.com]
>
> > On Behalf Of yshopper
>
> >
>
> > Sent: Thursday, May 31, 2012 1:29
>
> > PM
>
> >
>
> > To: AccessDevelopers@yahoogroups.com
>
> >
>
> > Subject: [AccessDevelopers] New
>
> > DB Design Ideas
>
> >
>
> >
>
> >
>
> >
>
> >
>
> > I am starting a new
>
> > project that will track Daily Tasks. One
>
> > of the tasks is to download and process
>
> > files. Each day the number of files will
>
> > change. I need to record the name of the
>
> > file and several other pieces of info
>
> > after the file is processed; i.e. Count,
>
> > Transaction Number, Amount, etc.
>
> >
>
> >
>
> >
>
> > Some days there will be only 10-12 files,
>
> > other days there could be upwards of 70-75
>
> > files. I need to record each file for each
>
> > day. Also, these files are associated with
>
> > 3 different clients.
>
> >
>
> >
>
> >
>
> > How would I design a table(s) that will
>
> > allow this type of data? I have a DB setup
>
> > but it ends up with empty rows on all but
>
> > the busiest days. I would like to avoid
>
> > that if possible.
>
> >
>
> >
>
> >
>
> > Thanks for any tips or suggestions,
>
> >
>
> > John
>


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