search database and display in datagrid view

Question

Please Help. I am developing an address book application.I have a textbox for search.But i dont need a button for search. When i type something in my text box,i want it to be searched in the database and display result in my datagrid view.What query should i usee? how can i get the result to my Datagrid view?Please Help.Any Help will be greatly appreciated.Thanks a lot for youur help.

Satyapriya Nayak · Answer

Hi Barry This is a simple application i did it of your requirement.Run the attachments. Code:- 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 Display_data_in_datagridview_with_textbox { public partial class Form1 : Form { string ConnectionString = System.Configuration.ConfigurationSettings.AppSettings[dsn]; OleDbCommand com; OleDbDataAdapter oledbda; DataSet ds; string str; public Form1() { InitializeComponent(); } private void Form1_Load(object sender EventArgs e) { bindgrid(); } 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.DataSource = ds; dataGridView1.DataMember = employee; con.Close(); } private void textBox1_TextChanged(object sender EventArgs e) { OleDbConnection con = new OleDbConnection(ConnectionString); con.Open(); str = str = select * from employee where empname like ' + textBox1.Text + %'; com = new OleDbCommand(str con); oledbda = new OleDbDataAdapter(com); ds = new DataSet(); oledbda.Fill(ds employee); dataGridView1.DataSource = ds; dataGridView1.DataMember = employee; con.Close(); } } } Thanks If it helps you plz mark it as Accepted answer