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For this demo application, I have taken a very simple example. 1) Fix for the code block For the css 'pre', add new property 'min-width: 730px;' and add width nn percentage.

I am assuming that I have to play with record of persons (First Name, Last Name, Age) and I will refer only these data through out this article. just to give you flexibility to not show scroll bar for long screens.

In the previous article , we learned how to create a simple Grid View at runtime .

Sql Client; public partial class _Default : System.

Presentation Layer (UI) Presentation layer cotains pages like or windows form where data is presented to the user or input is taken from the user. Hope this article helped you understanding 3-Tier architecture and desiging it. Updated on July 01 2008: Source Code attached Full Name: Sheo Narayan Member Level: Honorary Platinum Member Status: Administrator Member Since: 7/8/2008 PMCountry: India Regards, Sheo Narayan MVP, Author, Writer, Mentor & architecting applications since year 2001.

Business Access Layer (BAL) or Business Logic Layer BAL contains business logic, validations or calculations related with the data, if needed. Data Access Layer (DAL) DAL contains methods that helps business layer to connect the data and perform required action, might be returning data or manipulating data (insert, update, delete etc). Connect me on | | Hi, Nice article; Well and simply explained.

Open() Dim cmd As New Sql Command("Select * from stores", con) Dim da As New Sql Data Adapter(cmd) Dim ds As New Data Set() da.

Page Private con As New Sql Connection("Data Source=.; Initial Catalog=pubs; User ID=sa; Password=*****") Protected Sub Page_Load(By Val sender As Object, By Val e As System. Load If Not Is Post Back Then load Stores() End If End Sub Protected Sub load Stores() con.

In this article I am going to show how to design a web application based on 3-tier architecture. Code for Business Access Layer using System; using System. By using 3-Tier architecture in your project you can achive 1.I want to be able to Validate the Results column, currently the date column I am using calendar extender, masked edit extender and validator and that is working just fine. But I guess you try to update the data since you already retrieve data to one column.Now for the results column the Validation will be different based on the Test, the test ABC can have a result only being between 2-7 while Test CBA can be True/False and so on. if so you can add another Item Template which hold the update button where you can do validations to reach row.For those who do not know on how to generate Events in Grid View you can follow these steps below: I have a project that I coppied the above code into. I have already set allow paging to true and page size to 5.