datagridview save runtime data to sql

Can anyone write me how to save the run time entered information into my database...


BindingList<Employee> employees;publicForm3(){InitializeComponent();}publicclassEmployee{publicstring ID{get;set;}publicstringName{get;set;}publicstringDesignation{get;set;}}privatevoidForm3_Load(object sender,EventArgs e){
   employees =newBindingList<Employee>();
   dataGridView1.DataSource= employees;
   employees.Add(newEmployee(){
    ID ="1",Name="Tom",Designation="Commander"});}