title: how to insert data from textbox to access database using where in c#
body: <p>Hi guys I have Access database that have some data on it  and the ID is Auto Number ex ID 17 , and a Column under name phone number ex: 222  , so I want to now enter another phone number to same column phone number cuz this person have two phone number </p>
  
  <pre><code>OleDbCommand cmd = new OleDbCommand();
  cmd.CommandType = CommandType.Text;
  cmd.CommandText = "insert into data ( [Phone number] ) values ('" + textBox3.Text + "') WHERE [ID] like  '" + textBox15.Text + "'  ";
  cmd.Connection = con;
  con.Open();
  cmd.ExecuteNonQuery();
  System.Windows.Forms.MessageBox.Show("Data Inserted Successfully");
  con.Close();
  </code></pre>