How to add row dynamically to a table on click of a button ?

Please help,

Can anybody tell, how to add a row to a table dynamically on click of a button in "MVC".I have gone through many post related to it.But I am not getting one which I want.First I want to show all the records from db, in a table. I have an Add button ,on click of that I have to add a row of editable controls and I need to enter values there .Then on click of Save button I need to save that into db.