Re: String, Array, DataGrid Question?
From: Justin Rogers (Justin_at_games4dotnet.com)
Date: 11/01/04
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Date: Mon, 1 Nov 2004 04:21:20 -0800
This most likely won't help you, but it details a packing order for minimizing
the amount of space
required to store your series. If you are just looking for a perfect match, you
can even compare
the permutation identity instead of comparing each item independently.
http://weblogs.asp.net/justin_rogers/archive/2004/10/23/246815.aspx
-- Justin Rogers DigiTec Web Consultants, LLC. Blog: http://weblogs.asp.net/justin_rogers "Leon" <vnality@msn.com> wrote in message news:O0Yv0LAwEHA.1340@TK2MSFTNGP10.phx.gbl... > Ok I have six textbox controls on my web-form that allows the user to enter > the numbers 1-47 non-duplicates in each box ("meaning if the user enters 3 in > one textbox they can't enter 3 in another"). However, I'm trying to figure-out > the best way I could allow the user to insert their distinctly six selected > number ("in which six number between 1 and 47 equals a set") into a database > in which my form also contain a data-grid control which allows the user to > view, edit, and delete their previous posted numbers. On the backend, I need > to be able to search through these sets ("being the user sets") and look for > matches to my backend selected six number set. > > > > First, is it best to store the user set of six numbers in the database as. > > NumID-PK, Num1, Num2, Num3, Num4, Num5, Num6 > > {1-PK, 1, 35, 23, 5, 4, 17 respectfully in each columns in the row in the > database} or. > > NumID-PK, NumSet > > {1-PK, 1, 35, 23, 5, 4, 17 respectfully stored separated by commas in the > column in the database}? > > > > Second, when I read the user set of numbers from the database to my web-form > data-grid should I read them first to an array then to the data-grid or > directly to the data-grid? > > > > Extra Information: > > I also thought about storing the set of six numbers as a string of twelve > numbers ("013523050417") then when reading the number form the database to the > page separate the string after every two literals then read them to the > data-grid. > > > > Please weight in on the best way to handle this situation, and if you would > fully explain your solution. Thanks! > >
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