search for: link_type

...puters ( id serial, description varchar ); -- model Class user create table users ( id serial, name varchar ); -- model class Desk create table desks ( id serial, location varchar ); -- The linking table create table linkings ( source_id int, source_type varchar, link_id int, link_type varchar, created_at timestamp, comments varchar ) I want to use has_many / belongs_to or some other association to be able to have any number of objects from different types linked to each object. I don''t want to create multiple linkings tables for that, as the more objects I have the...

I want to build an application that lets me (the end user accessing a web page) design a simple list with columns and add records. E.g., if the end user says I want a table that has a list of songs, he can create a list (title, date, artist, label) and then make another list of, e.g., books on his bookshelf with the necessary columns (title, author, pub_date, shelf). The end user