As well as issues with Dev Express controls not persisting changes to HTML and various related issues reported in forums.
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So this can be a pain if you do want to keep your page layouts referenced from the filesystem (e.g.
When you are done, your page will look something like the following: The walkthrough will illustrate a number of concepts: To access the data, you will need a connection to the database you want to read from. However, because the Update statement does not return any records, the code for executing the statement is relatively simple.
You will also need several command objects — two to read data from the database using SQL Select statements, and a third to update the database with a SQL Update statement. Security Note User input in a Web Forms page can include potentially malicious client script.
(For an example of this scenario, see Walkthrough: Using a Data Grid Web Control to Read and Write Data.) Alternatively, you can update the database directly, using SQL statements or stored procedures, which is what this walkthrough illustrates.
This walkthrough illustrates how to create a Web Forms page that reads and writes data to a database using SQL statements. Close() End Sub // C# private void ddl Category ID_Selected Index Changed(object sender, System.