Soundex is a similar algorithm.
Here's a link
http://searches.rootsweb.com/cgi-bin/Genea/soundex.sh
Phonetic is a little bit different, it has to do with the basic sounds of
human vocabulary and matching them in strings (very helpful in string
matching from call-center data entry).
The soundex link will give you a pretty good idea of what I'm referring
to.
Johnny
--- [EMAIL PROTECTED] wrote:
>
>
> Johnny,
>
> I, too, would be very interested in more information on this topic.
> Note that I
> changed the Subject so the thread will be different. I'm sure several
> others
> would be interested as well.
>
> Thanks,
>
> Loyd Campbell
>
>
>
>
>
>
> Johnny Thompson <[EMAIL PROTECTED]> on 01/11/2001 01:00:09 PM
>
> Please respond to [EMAIL PROTECTED]
>
> To: [EMAIL PROTECTED]
> cc: (bcc: Loyd W Campbell/TX/ONE)
> Subject: RE: SQL query suggestions
>
>
>
> A more precise algorithm perhaps would be the following:
>
> create a phonetic representation of a the string in memory
> T,D = 1
> N = 2
> M = 3
> R = 4
> L = 5...etc..(if anyone needs a complete explanation of phonetic string
> matching, let me know - I've used this method a bunch in VB)..
>
> by ignoring vowels, you have a numeric value which represents the string
> in question... You can follow the same method as described (match first
> few numbers, then recursively search more based on returned record
> count),
> or you can weight by probability (how many of the numbers are
> represented
> comparitively speaking).
>
> ..just another idea.
>
>
>
> --- [EMAIL PROTECTED] wrote:
> >
> >
> > Thanks for all the ideas. There were a number of good ideas submitted
> > and I
> > appreciate it. I must not have explained my quandry
> > carefully enough because a couple of replies indicated that. The
> > Departments
> > table only has two fields, DeptID and DeptName.
> > When an administrative user enters a new employee, one of the fields
> is
> > a
> > dropdown box that the admin can select a department from.
> > There is a button by that field to "Add Department" in case they don't
> > find what
> > they are looking for. The page I am working on can also be reached
> from
> > the
> > main menu's Add Department option. What I want to do is avoid adding
> > Department
> > names that are really close to others that have already been entered.
> > When a
> > the user tries to enter a Department name that is similar to one that
> is
> > extant,
> > I want to catch that in the action page and show them the Department
> > names that
> > are similar. They will be able to either abort their insertion if
> there
> > is
> > already something close enough, or submit it if they still want to.
> >
> > What I ended up doing was suggested by Phil Meadows, a co-worker, who
> > read my
> > post and came over to my desk to share his idea. I do a query to match
> > the first
> > 5 characters of the complete string entered by the user. If that
> > returns more
> > than 5 records, I run another query based on the first 10 characters.
> > That
> > seems to accomplish what I want as well as anything.
> >
> > If anyone wants to see the code I would be happy to send it to them
> > off-line.
> >
> > Thanks again,
> >
> > Loyd Campbell
> >
> >
> >
> >
> >
> > "David L. Penton" <[EMAIL PROTECTED]> on 01/11/2001 10:12:32 AM
> >
> > Please respond to [EMAIL PROTECTED]
> >
> > To: [EMAIL PROTECTED]
> > cc: (bcc: Loyd W Campbell/TX/ONE)
> > Subject: RE: SQL query suggestions
> >
> >
> > >
> >
> > First, do you have a primary key of DeptName (and a separate unique
> > index of
> > DeptId) to prevent duplicates?
> >
> > Second, make a Listbox that has all of the names and let them pick
> from
> > one
> > of those names or supply their own. If they supply their own, then
> > check
> > the DB to ensure it doesn't exist then insert it, or if it does exist
> > display a message that says it already exists.
> >
> >
> > David L. Penton, MCP
> > Consultant
> > "Mathematics is music for the mind, and Music is Mathematics for the
> > Soul. - J.S. Bach"
> > [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>
> >
> > "If you want an ISP with a great email server
> > ?and great network access,
> > ?DON'T use AT&T @HOME"
> >
> >
> > -----Original Message-----
> > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On
> > Behalf Of [EMAIL PROTECTED]
> > Sent: Thursday, January 11, 2001 9:49 AM
> >
> > Hi gang,
> >
> > I don't think there is a way to do this, but wanted to give you SQL
> > gurus a
> > shot
> > at it.
> >
> > I have a table that has department names in it (DeptName) with an
> > autogenerated
> > DeptID. When a user wants to enter a new department name, I want to
> > show
> > him or
> > her a list of similar department names to make sure we don't get
> > duplicates
> > entered.
> >
> > Example: User wants to enter West Coast and Midwest Marketing. One
> > entry
> > already in the table is West Coast & Midwest Marketing.
> >
> > If I use SELECT DeptName
> > FROM tblDepartments
> > WHERE DeptName LIKE '%NewDeptName%'
> >
> > It won't find it. I know that on this example I could parse through
> the
> > variable and look for &s and then use an OR clause, but this is only
> one
> > case.
> > There could be cases like these:
> >
> > Existing Name Proposed New Name
> >
>
----------------------------------------------------------------------------
> > -
> > Marketing/Support Marketing - Support
> > Midwest Admin Midwest Administration
> > Large Corporate Marketing Large Corp Marketing
> >
> > etc. etc.
> >
> > Anyone suggest a "relatively" easy way to look for similar names in
> the
> > table?
> >
> > Thanks,
> >
> > Loyd Campbell
> >
> > Website Manager
> > Bank One International Group
> > 1700 Pacific Ave., 21st Floor
> > Mail Code TX1-2805
> > Dallas, TX 75201
> > [EMAIL PROTECTED]
> > 214-290-2811 (office)
> > 972-567-9082 (cell)
> >
> >
> >
>
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> >
> >
> >
> >
> >
>
>
> =====
> ------------------------------
> Johnny Thompson
> Allaire Certified Consultant
>
> "My mind is a raging torrent, flooded with rivulets of thought cascading
> into a
> waterfall of creative alternatives."
> - Hedley Lamar
> ------------------------------
>
> __________________________________________________
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------------------------------
Johnny Thompson
Allaire Certified Consultant
"My mind is a raging torrent, flooded with rivulets of thought cascading into a
waterfall of creative alternatives."
- Hedley Lamar
------------------------------
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