asp.net mvc - How to store item of nested sortable item in database? -

i have requirement this.i can drag , drop 1 order list another. , save data base. again when reload same format display. want store parameter documentcategory, documentname, ordering

any 1 can give idea class structure , table structure?

this depends on database you're using. however, if decide use mysql, can use this library put automate whole process of storing/retrieval of user-defined classes. contains support nested classes. hope helps!