At the end of the day, the sales person will connect to the network and update changes for overnight processing.Another scenario is making a Web site more scalable.In this example, I am also using LINQ methods to retrieve each element in an XML file and display it on my web page. Close() End If End Sub Protected Sub show_details(By Val sender As Object, By Val e As Event Args) msg. Value)) End Sub Private Sub View Details(By Val s Book Name As String) " & result. With a Sql Data Reader, you have to go back to the database for records every time you show a page.This requires a new connection for each page load, which will hurt scalability as the number of users increase.Unlike yesterday, the format of the next few days will not take you through an application or work with graphical tools, but rather will examine short snippets and code listings that highlight specific features and behaviors of the namespace. Of course, it could also be used in a connected model depending on the cursor options that were set.It represents the first of the two major components of the ADO. Although the Throughout the next several days, you'll become very familiar with these members and how they can be used in your applications.
A couple scenarios illustrate why you would want to work with disconnected data: people working without network connectivity and making Web sites more scalable.
A Data Set is an in-memory data store that can hold numerous tables.
Data Sets only hold data and do not interact with a data source.
Keep in mind that through overloading, many of the methods shown in Table 3.1 can accept different sets of arguments and therefore work in several different ways.
Hi, in this article you are going to know how to read data form XML file and binding into grid view and updating the new record in the same XML file. In this article you also come to know how to write the data from Data Set to XML file. In this example I am adding new record in gridview and update the record to the Data Table which is the Data Source for the Grid View.2.