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We define a connection in the web.config file and give a name to the connection string.
Now we access this connection string on the page so we can open a connection with the relation database. The first one accesses the connection string and the other is for the SQL connection.
Take a look at the page load if you are binding on post back then the values get updated before you are able to access them.
Follow this link for more details --While this link may answer the question, it is better to include the essential parts of the answer here and provide the link for reference.
The "Description" and "Choose" columns are template columns.
The Grid View looks something like this: If you carefully read the HTML code of the Grid View which I have posted above then you will notice one very special thing.
One approach to solving this problem is to clone the command object so you have a different actual reference: This will work, but since the Command Builder is still connected to the Data Adapter, the Row Updating event will still fire and performance will be hit.
Please help me with writing a Row Updating function in C#, I don't know how to grab the current field's value and also get the old value for one of keys (which is Project Name for editing) of the selected row. the idea wa to don't allow binding the grid view after a post back.
It examines the command object and, if it is the same referenced object, it essentially rebuilds the object, thereby destroying your command text changes.
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In this article I will show you that how you can validate the controls which are inside the Grid View control.
Now we define a method for opening a connection with the relation database and returns a SQL connection object depending on the connection string that is passed as a parameter of the Sql Connection class constructor.
Delete a Record We can delete a record from the database table by clicking on the delete button that is in the Delete column of the Grid View.