If map,set is to be declared for a table extension or in other words to extract collection from a table of its related table through FOREIGN KEY, BY DEGFINING ONE-MANY AND MANY- MANY RELATIONS BY DECLARING THE TABLE ATTRIBUTE, DO WE HAVE TO CREATE THE TABLE DECLARED FOR THIS RELATION?I mean when table of related table exist but not the inter-related table of collection definition(that was named because of creating the collection and declaring the table with its NEW name?

I need the answer fast, very fast, .................................................. ...............else when you can answer.