Gridview rowupdating code project
Gridview rowupdating code project - Gilf xxx chat
we already discussed about 3 – tier architecture layers Presentation Layer, Business Logic Layer and Data Access Layer.Now, In this article i will explain you how to bind data to gridview and edit, update, delete data in gridview in using 3 – tier architecture. Net web application First open the visual studio and create a new web application.
Sql Client; public partial class _Default : System.
Open() Dim cmd As New Sql Command("Select * from stores", con) Dim da As New Sql Data Adapter(cmd) Dim ds As New Data Set() da.
Page Private con As New Sql Connection("Data Source=.; Initial Catalog=pubs; User ID=sa; Password=*****") Protected Sub Page_Load(By Val sender As Object, By Val e As System. Load If Not Is Post Back Then load Stores() End If End Sub Protected Sub load Stores() con.
STEP 5 : Connection with Data Set using Different connection method let’s try with first method using Data Set.
Introduction The Grid View control displays the values of a data source in a table.
Now let’s create a method for executing the Update or Insert.
Six of those paramaters basically comes from the Text Box values that were entered in the page. Invalid Cast Exception: Unable to cast object of type 'System. open visual studio – In above screen we can see, there are five column in User Mst Table in sql.The first column is ID which is identification of user, so it must be unique.The last parameter is a boolean value which tells the method whether to execute an Insert (false) or Update (true). In-order to perform Edit and Update in Grid View we need to use three events ( Grid View_Row Editing, Grid View_Row Canceling Edit , Grid View_Row Updating). For those who do not know on how to generate Events in Grid View you can follow these steps below: I have a project that I coppied the above code into. Stored Procedure for SELECT set ANSI_NULLS ON set QUOTED_IDENTIFIER ON GO CREATE PROCEDURE [dbo].[USERMST_INSERT] @NAME AS NVARCHAR(256), @ADD AS NVARCHAR(256), @CITY AS NVARCHAR(256), @EMAIL AS NVARCHAR(256) AS BEGIN INSERT INTO USERMST VALUES (@NAME,@ADD,@CITY,@EMAIL) END set ANSI_NULLS ON set QUOTED_IDENTIFIER ON GO ALTER PROCEDURE [dbo].[USERMST_UPDATE] @ID AS INT, @NAME AS NVARCHAR(256), @ADD AS NVARCHAR(256), @CITY AS NVARCHAR(256), @EMAIL AS NVARCHAR(256) AS BEGIN UPDATE USERMST SET [email protected], [email protected], [email protected], [email protected] WHERE [email protected] END Now, we all know as write sql connection code in data access layer.