IntroductionToday, in this article let's play around with one of the interesting and most useful concepts in EDM Framework.Question: What is insert data with raw SQL query via EDM framework?In simple terms "It provides flexibility to insert data using raw SQL queries via EDM framework".Step 1: Create a new web applicationStep 2: Set up a new EDM framework with reverse engineering to the projectStep 3: The complete code of WebForm1.aspx looks like this:<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="InsertDataSQLQueryEntityApp.WebForm1" %> <!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 id="Head1" runat="server"> <title></title></head><body> <form id="form1" runat="server"> <div> <center> <table> <tr> <td> <asp:Label ID="Label1" runat="server" Text="Insert Data with Raw SQL Query via EDM Framework" Font-Bold="true"></asp:Label></td> </tr> </table> <br /> <br /> <table> <tr> <td> <asp:Label ID="Label2" runat="server" Text="Please Enter FirstName: " ForeColor="Brown" Font-Bold="true" Font-Italic="true"></asp:Label></td> <td> <asp:TextBox ID="TextBox1" runat="server"></asp:TextBox></td> </tr> <tr> <td> <asp:Label ID="Label3" runat="server" Text="Please Enter LastName: " ForeColor="Brown" Font-Bold="true" Font-Italic="true"></asp:Label></td> <td> <asp:TextBox ID="TextBox2" runat="server"></asp:TextBox></td> </tr> <tr> <td> <asp:Label ID="Label4" runat="server" Text="Please Enter Age: " ForeColor="Brown" Font-Bold="true" Font-Italic="true"></asp:Label></td> <td> <asp:TextBox ID="TextBox3" runat="server"></asp:TextBox></td> </tr> <tr> <td colspan="2" align="center"> <asp:Button ID="Button1" runat="server" Text="Insert Data" OnClick="Button1_Click" BackColor="Orange" Font-Bold="true" /><br /> <br /> </td> </tr> </table> <br /> <br /> <table> <tr> <td colspan="3"> <asp:Label ID="Label5" runat="server" Font-Bold="true"></asp:Label></td> </tr> </table> </center> </div> </form></body></html>Step 4: The complete code of WebForm1.aspx.cs looks like this:using System;using System.Collections.Generic;using System.Linq;using System.Web;using System.Web.UI;using System.Web.UI.WebControls;using InsertDataSQLQueryEntityApp.Models;namespace InsertDataSQLQueryEntityApp{ public partial class WebForm1 : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { } protected void Button1_Click(object sender, EventArgs e) { if (string.IsNullOrEmpty(TextBox1.Text) || string.IsNullOrEmpty(TextBox2.Text) || string.IsNullOrEmpty(TextBox3.Text)) { Label5.Text = "Please Enter Some Values"; Label5.ForeColor = System.Drawing.Color.Red; } else { objContext.Database.ExecuteSqlCommand("insert into dbo.tblEmployee(FirstName, LastName, Age) VALUES ('" + TextBox1.Text + "', '" + TextBox2.Text + "', " + int.Parse(TextBox3.Text) + ")"); Label5.Text = "Data Successfully Inserted"; Label5.ForeColor = System.Drawing.Color.Green; TextBox1.Text = string.Empty; TextBox2.Text = string.Empty; TextBox3.Text = string.Empty; } } #region Instance MembersCompanyContext objContext = new CompanyContext(); #endregion }}Step 5: The output of the application looks like this:Step 6: The inserted data output of the application looks like this:I hope this article was useful for you. I look forward for your comments and feedback. Thanks Vijay.
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