title: save changes of DataGridView to database
body: <p>I have a form with a <code>DataGridView</code> and a delete <code>Button</code>
  and I have this code for delete a row, how can make this delete saved to the database? I filled the <code>dataGridView1</code> with <code>DataSet</code>.</p>
  
  <pre><code>if (dataGridView1.Rows.Count &gt; 0)
  {
      if (dataGridView1.Rows[dataGridView1.CurrentRow.Index].IsNewRow != true)
      {
          dataGridView1.Rows.Remove(dataGridView1.CurrentRow);     
      }
  }
  </code></pre>