C# ASP.NET Table SqlDataReader Example – SqlDataReader Table Example C# ASP.NET





C# ASP.NET Table SqlDataReader Example – SqlDataReader Table Example C# ASP.NET

Purpose: – Illustrates using load from in C-Sharp ASP.NET.

Prerequistes:

  1. Install Visual Web Developer 2008
  2. Install SQL Server Express
  3. Download Northwind and Pubs Databases
  4. Attach Northwind Database to Databases in Sql Express
  5. Attach pubs Database to Databases in Sql Express

Notes:

  • You can build your own library of syntax examples by using same web site over and over and just add new web forms to it.

Instructions:

  1. Use Visual Web Developer 2008
  2. Create new web site;
    • Click File/New Web Site
    • Select ASP.NET Website Template
    • Select C-Sharp for Language
    • name of Web Site could be CSharp_ASPNET_Syntax.
  3. Add New folder named "ADONET"
    • Right-click project name in solution explorer;
    • add new folder;
    • name of folder could be: ADONET
  4. Add Web Form Named TableLoadFromSqlDataReader to ADONET folder
    • Right-click ADONET folder;
    • add new item;
    • Select Web Form
    • Check place code behind in separate file
    • Web Form name could be TableLoadFromSqlDataReader
  5. Click on copy code in code below to copy code into web form TableLoadFromSqlDataReader.aspx
  6. Click on copy code in second set of code below to copy code into code-behind TableLoadFromSqlDataReader.aspx.cs
  7. Right-click on TableLoadFromSqlDataReader.aspx in solution explorer and select view in browser

Step 1: Click on Copy Code to Cut-n-paste code into TableLoadFromSqlDataReader.aspx

 XML |  copy code |? 
< %@ Page Language="C#" AutoEventWireup="true" CodeFile="TableLoadFromSqlDataReader.aspx.cs" Inherits="ADONET_TableLoadFromSqlDataReader" %>
 
< !DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp :GridView ID="GridView1" runat="server">
        </asp>
    </div>
    </form>
</body>
</html>
 


Step 2: Click on Copy Code to Cut-n-paste code into TableLoadFromSqlDataReader.aspx.cs
 C# |  copy code |? 
 
 
using System;
using System.Data;
using System.Data.SqlClient;
using System.Collections;
 
partial class ADONET_TableLoadFromSqlDataReader : System.Web.UI.Page
{
 
    protected void // ERROR: Handles clauses are not supported in C#
Page_Load(object sender, System.EventArgs e)
    {
        SqlConnection con = new SqlConnection("Server=(local)\\SQLEXPRESS;Initial Catalog=Northwind;Integrated Security=SSPI");
 
        SqlCommand cmd = new SqlCommand();
 
        cmd.CommandText = "SELECT EmployeeID, FirstName + ' ' + LastName as FullName FROM Employees";
        cmd.Connection = con;
 
        DataTable Table1;
        Table1 = new DataTable("Employees");
        //creating a table named Employees
        DataRow Row1;
        //declaring row for the table
 
        DataColumn EmployeeID = new DataColumn("EmployeeID");
        //declaring a column named EmployeeID
        EmployeeID.DataType = System.Type.GetType("System.Int32");
        //setting the datatype for the column
        Table1.Columns.Add(EmployeeID);
        //adding the column to table
        DataColumn FullName = new DataColumn("FullName");
        FullName.DataType = System.Type.GetType("System.String");
        Table1.Columns.Add(FullName);
 
 
 
        try {
            con.Open();
            SqlDataReader reader = cmd.ExecuteReader();
            //(CommandBehavior.SingleRow)
            while (reader.Read()) {
 
                Row1 = Table1.NewRow();
                //declaring a new row
                Row1["EmployeeID"] = reader.GetInt32(0);
                //filling the row with values. Item property is used to set the field value.
                Row1["FullName"] = reader.GetString(1);
                //filling the row with values. adding FullName
                Table1.Rows.Add(Row1);
 
 
            }
            reader.Close();
        }
        finally {
            con.Close();
        }
        GridView1.DataSource = Table1;
        GridView1.DataBind();
    }
}
 
 
 
 


Step 3: Click on Copy Code to Cut-n-paste code into web.config right after the appSettings section
 XML |  copy code |? 
<connectiontableloadfromsqldatareaders>
    <add name="Northwind_ConnectionTableLoadFromSqlDataReader"
      connectionTableLoadFromSqlDataReader="Server=(local)\SQLEXPRESS;Initial Catalog=Northwind;Integrated Security=SSPI" />
    <add name="Pubs_ConnectionTableLoadFromSqlDataReader"
      connectionTableLoadFromSqlDataReader="Server=(local)\SQLEXPRESS;Initial Catalog=pubs;Integrated Security=SSPI" />
  </connectiontableloadfromsqldatareaders>
 

Related posts:

  1. VB.NET ASP.NET Table Load From SqlDataReader Source Code Example VB.NET ASP.NET Table Load From SqlDataReader Source Code Example...
  2. C# ASP.NET DropDownList Bind To Table Source Code Example C# ASP.NET DropDownList Bind To Table Source Code Example...
  3. VB.NET ASP.NET DropDownList Bind To Table Source Code Example VB.NET ASP.NET DropDownList Bind To Table Source Code Example...
  4. C# DataTable SqlDataReader Example – SqlDataReader Datatable Example C# C# DataTable SqlDataReader Example - SqlDataReader Datatable Example C#...
  5. VB.NET DataTable SqlDataReader Example – SqlDataReader DataTable Example VB.NET VB.NET DataTable SqlDataReader Example - SqlDataReader DataTable Example VB.NET...

Related posts brought to you by Yet Another Related Posts Plugin.

Speak Your Mind

Tell us what you're thinking...
and oh, if you want a pic to show with your comment, go get a gravatar!

This blog uses the cross-linker plugin developed by Web-Developers.Net