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The Data Source controls are a collection of Web controls designed to provide a declarative approach to accessing and modifying data.
However, if you find yourself continually changing the data range, you may want to set up the chart so that it automatically updates as new data is added.
Be sure you don't use Columns A and B for any other data; otherwise, COUNTA will return an incorrect value.
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As far as I can tell, my code looks correct, but that is obviously not the case.
Addition info: I have the page set up in a containerplaceholder with a master page.
These controls allow page developers to declaratively access and modify data without writing any code to perform the data access. For example, to display the contents of a database table in a web page with ASP. NET 2.0, data can be accessed entirely from declarative markup.
This article is one in a series of articles on ASP. NET 1.x, you'd need to write code to: While only five to ten lines of code is needed to perform these four steps, and libraries like the Data Access Application Block help reduce the volume of code that you need to write, the fact remains that in order to access or modify data in an ASP. In this article we'll be examining how to access data from databases with the Sql Data Source and Access Data Source controls.
Suppose you are keeping track of the maximum temperature for each day in April.
You have entered the first two dates for April in Column A, which contains the field name Date in A1.
Also, we'll focus on working with these Data Source controls in Visual Studio 2005 through the Design view.
While you can set all of these properties by hand in the Source view, the Design view offers a time-saving wizard for quickly specifying which database to connect to and what query to issue.
Using Visual Studio 2012 and SQL Server 2012 Here is the situation: A website I am building is not updating data that is loaded into fields from a SQLData Source.