Class: ActiveRecord::Base

@nzkoz Is this doc part of Rails? The save method doc is outdated. Need to pass :validate => false now.

Guesses the table name (in forced lower-case) based on the name of the class in the inheritance hierarchy descending directly from ActiveRecord::Base . So if the hierarchy looks like: Reply < Message < ActiveRecord::Base , then Message is used to guess the table name even when called on Reply. The rules used to do the guess are handled by the Inflector class in Active Support, which knows almost all common English inflections. You can add new inflections in config/initializers/inflections.rb. Nested classes are given table names prefixed by the singular form of the parent‘s table name. Enclosing modules are not considered. Examples class Invoice < ActiveRecord::Base; end; file class table_name invoice.rb Invoice invoices class Invoice < ActiveRecord::Base; class Lineitem < ActiveRecord::Base; end; end; file class table_name invoice.rb Invoice::Lineitem invoice_lineitems mo...

Full article: http://ar.rubyonrails.org/classes/ActiveRecord/Base.html