Because a majority of Web applications involve reading data and not updating it, one-way data binding keeps the size and complexity of the page architecture to a minimum for the most common scenarios.
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WAprrs = 'start,stop' FROM Table1 T1, Table2 T2 WHERE T1= T2and T1= '011008'; COMMIT; @unknown: Based on your comment, you would need to join across both Table1 and Table2 when you update Table2 if your update query needs the keys from a third table.
(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.
To add code to populate the drop-down list ' Visual Basic Private Sub Page_Load(By Val sender As System. After ' that, the list is already in the drop-down list and is ' preserved in view state.