Updating database in asp net
The drop-down list lists existing connection strings defined in the , you have one place to update.
If not, you have to find each and every page that references the connection string and update it accordingly.
NET, and now getting into the depths of database interaction!
This is probabaly a really easy solution, but i want a simple example of how to update a field in database?
I'm using this parameter, and Patient Registered Location.
Selected Value is always 2, shouldn't it change when you select a different list item?
Now mage change the field value and click update button.
(Note that I'm using a slightly modified, slimmed down version of Northwind, one whose Forms, Modules, Reports, and Macros have all been deleted to reduce the file size.) ASP. When using professional grade database systems, like Microsoft SQL Server, typically the database is registered on a separate database server. Next, drag a Sql Data Source control from the Toolbox onto the Designer.
Regardless of where your database is located, once you have a database to work with in order to access its contents you'll want to add a Sql Data Source (or Access Data Source) control to the page. The Data Source controls display in the Designer as a little gray box; they do not emit any HTML markup when a browser visits the page.
In fact, the Access Data Source control is really superfluous since Microsoft Access databases can be accessed through the Sql Data Source control just as easily.
(True, you have to provide a connection string rather than simply the path to the file, but Visual Studio 2005 can automatically create appropriate connection strings for those databases residing in your folder.) In this article we'll examine the Sql Data Source in detail, just touching upon the one difference in the Access Data Source.Microsoft is conducting an online survey to understand your opinion of the Msdn Web site.