Archiver > GENEALOGY-DNA > 2010-03 > 1267645783

From: "Diana Gale Matthiesen" <>
Subject: Re: [DNA] dbms v. spreadsheet
Date: Wed, 3 Mar 2010 14:49:43 -0500
References: <><><C0A1E7AC90FF49AD958DDEBC99EAED76@HP><><>
In-Reply-To: <>

Like FileMaker Pro and SQL, Access is database management software (dbms), while
Excel is a spreadsheet. Database managers are designed to efficiently store,
search, and sort large amounts of data. The purpose of spreadsheets is

The two kinds of software may superficially appear the same because both can
present their data in the form of tables, but their purpose and function is
entirely different. Excel may not show its weaknesses as a dbms with small
datasets, but they become quite apparent with large ones, but that doesn't make
Excel a bad program, it's just not intended to be used as a dbms.


> -----Original Message-----
> From: On Behalf Of Elizabeth Harris
> Sent: Tuesday, March 02, 2010 7:42 AM
> To:
> Subject: Re: [DNA] dbms v. spreadsheet
> On Mar 1, 2010, at 12:20 PM, Wayne Kauffman wrote:
> > Working with SNP results from Relative Finder or Family Finder can
> > drag Excel to its knees if you elect to do some manipulations on the
> > 500K+rows. I have seen Excel utilize 8 cores at 100% on my i-720
> > based Dell for 25+ minutes doing something I should have done in
> > PERL or by querying a database.
> I'm using FileMaker Pro for my 23andMe data and recommend it
> highly. Searching and sorting is very easy, and it will accept a huge
> amount of data - in my case all the SNP results from 7 different
> 23andMe samples, plus the genotypes I've deduced from these for
> several other people. For me, it's MUCH better than Excel for this
> type of work, yet much more user-friendly than SQL. I would be
> happy to talk about this further by private
> e-mail:
> My understanding is that Microsoft Access is similar, but I haven't
> had any personal experience with it.
> --
> Elizabeth Harris

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