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17-Aug-2017 02:03

But, Update is not working as it is suppsoed to work. But the Edit-Update/Cancel functinality is not working. The old values are not updated with the new values. I found that in Visual Web Developer I had to specify the "Data Key Names" property of the Grid View as the primary key for my database table. So I clicked on the Grid View and in the Properties tab, I typed "id" (no quotes) in the "Data Key Names" box. I found that in Visual Web Developer I had to specify the "Data Key Names" property of the Grid View as the primary key for my database table. So I clicked on the Grid View and in the Properties tab, I typed "id" (no quotes) in the "Data Key Names" box.I am not getting any error, the page returns with the original values. Hope that helps, marloutor I also had a problem with a Grid View that was not updating. Newvalues Dictionary in the Grid View's Row Updating event showed that the old values for the record were being sent to the database UPDATE query.NET Grid View control and how to implement Insert, Edit, Update, Delete, Paging and Sorting functions in ASP. We have received many posts in forums about this popular web control, so this sample provides a complete sample for showing how to implement these basic functions of this control.The sample demonstrates data source from both database and memory.Ok, for basics I have created two pages one if which holds the grid and the other is which will get the primary key sent by On edit add the following code on page load.Notice that, we have taken a hidden field just in the same column we have the link button and have it default value of out primary key field.

Let me just give you a quick list of how we can do this.CREATE TABLE [dbo].[Brand]( [ID] [bigint] NOT NULL, [Name] [varchar](max) NOT NULL, CONSTRAINT [PK_Brand] PRIMARY KEY CLUSTERED ( [ID] ASC )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY] ) ON [PRIMARY] CREATE TABLE [dbo].[Product]( [ID] [bigint] NOT NULL, [Name] [varchar](max) NULL, [Description] [varchar](max) NULL, [Brand ID] [bigint] NULL, CONSTRAINT [PK_Product_2] PRIMARY KEY CLUSTERED ( [ID] ASC )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY] ) ON [PRIMARY] INSERT INTO Brand Values(1,'Kohinoor') INSERT INTO Brand Values(2,'Proctor & Gamble') INSERT INTO Brand Values(3,'Telenor') INSERT INTO Brand Values(4,'Unilever') INSERT INTO PRODUCT VALUES(1,'Lux Beauty Soap','Product of Unilever',4) INSERT INTO PRODUCT VALUES(2,'Tibbet Pomed','Winter Product',1) INSERT INTO PRODUCT VALUES(3,'Data SIM','Subscriber Identity Module',3) INSERT INTO PRODUCT VALUES(4,'Nippon','Color Television',1) Protected Sub Page_Load(sender As Object, e As System. Load If Not Is Post Back Then Bind Grid View() End If End Sub Private Sub Bind Grid View() Dim dt As Data Table Dim SQL As [String] = "SELECT P.