CRUD operation in Window Datagrid

Posted by Ajay.Kalol under C# on 12/8/2012 | Points: 10 | Views : 21013 | Status : [Member] | Replies : 3
Hi all,
How to perform inLine CRUD operation in dataGridView .
please suggest code or link that describe answer.

Thanks...

Ajay
ajaypatelfromsanthal.blogspot.in



Responses

Posted by: Kundan64 on: 1/23/2013 [Member] Starter | Points: 25

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Check the link:
http://msdn.microsoft.com/en-us/library/fbk67b6z.aspx

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Posted by: Memtechlodhi on: 5/11/2013 [Member] Starter | Points: 25

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Hi!

DataGridView control are used very frequently in C#. It has various type of functionality but comman funcatin are CRUD operation. I hope following links helpful for you.

http://www.mindstick.com/Articles/9422cfc8-c2ed-4ec1-9fab-589eb850a863/?Insert%20Delete%20Update%20in%20DataGridView%20with%20DataTable%20in%20C


http://www.dreamincode.net/forums/topic/238727-insert-update-and-delete-records-in-table-with-datagridview-using-c%23/

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Posted by: Satyapriyanayak on: 5/11/2013 [Member] [MVP] Silver | Points: 25

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App.config


<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<appSettings>
<add key="dsn" value="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=..\EMP.mdb" />
</appSettings>
</configuration>


Form1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Data.OleDb;
namespace Insert_Update_Delete_DataGridView
{
public partial class Form1 : Form
{
string ConnectionString = System.Configuration.ConfigurationSettings.AppSettings["dsn"];
OleDbCommand com;
OleDbDataAdapter oledbda;
string str;
DataSet ds;

public Form1()
{
InitializeComponent();
}

private void Form1_Load(object sender, EventArgs e)
{
bindgrid();
}
private void bindgrid()
{
OleDbConnection con = new OleDbConnection(ConnectionString);
con.Open();
str = "select * from employee";
com = new OleDbCommand(str, con);
oledbda = new OleDbDataAdapter(com);
ds = new DataSet();
oledbda.Fill(ds, "employee");
dataGridView1.DataMember="employee";
dataGridView1.DataSource = ds;
con.Close();
}
private void Clear()
{
txt_sno.Text = "";
txt_name.Text = "";
txt_address.Text = "";
txt_age.Text = "";
}

private void btn_edit_Click(object sender, EventArgs e)
{
int i;
i = dataGridView1.SelectedCells[0].RowIndex;
txt_sno.Text = dataGridView1.Rows[i].Cells[1].Value.ToString();
txt_name.Text = dataGridView1.Rows[i].Cells[2].Value.ToString();
txt_address.Text = dataGridView1.Rows[i].Cells[3].Value.ToString();
txt_age.Text = dataGridView1.Rows[i].Cells[4].Value.ToString();
}

private void btn_update_Click(object sender, EventArgs e)
{
OleDbConnection con = new OleDbConnection(ConnectionString);
con.Open();
str = "Update employee set sno=@sno,name=@name,address=@address,age=@age Where sno=@sno";
com = new OleDbCommand(str, con);
com.Parameters.AddWithValue("@sno", txt_sno.Text);
com.Parameters.AddWithValue("@name", txt_name.Text);
com.Parameters.AddWithValue("@address", txt_address.Text);
com.Parameters.AddWithValue("@age", txt_age.Text);
com.ExecuteNonQuery();
MessageBox.Show("Record Successfully Updated");
con.Close();
bindgrid();
Clear();
}

private void btn_delete_Click(object sender, EventArgs e)
{
OleDbConnection con = new OleDbConnection(ConnectionString);
com = new OleDbCommand();
if (dataGridView1.Rows.Count > 1 && dataGridView1.SelectedRows[0].Index != dataGridView1.Rows.Count - 1)
{
com.CommandText = "DELETE FROM employee WHERE ID=" + dataGridView1.SelectedRows[0].Cells[0].Value.ToString() + "";
con.Open();
com.Connection = con;
com.ExecuteNonQuery();
con.Close();
dataGridView1.Rows.RemoveAt(dataGridView1.SelectedRows[0].Index);
MessageBox.Show("Record Successfully Deleted");
}
bindgrid();
}

private void btn_insert_Click(object sender, EventArgs e)
{
OleDbConnection con = new OleDbConnection(ConnectionString);
con.Open();
str = "Insert into employee(sno,name,address,age) Values (@sno,@name,@address,@age)";
com = new OleDbCommand(str, con);
com.Parameters.AddWithValue("@sno", txt_sno.Text);
com.Parameters.AddWithValue("@name", txt_name.Text);
com.Parameters.AddWithValue("@address", txt_address.Text);
com.Parameters.AddWithValue("@age", txt_age.Text);
com.ExecuteNonQuery();
con.Close();
MessageBox.Show("Record Successfully Inserted");
bindgrid();
Clear();
}
}
}


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