Saving data from datagridview to database sql server

Question

Hey,

Im using visual studio 2010.

 

I have an application based on winforms.

 

Im using c#, i have a datagridview wich is loaded with data from a table (sql server database 2008).

 

I want to ask how could I detect if there is a modification in datagrid and save the modification to the table in my databse!

 

like and update, insert and delete operation !

 

thank you

 

here is my mail : [email protected] (cuz im login with facebook account here)