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2006 Feb 27
1
How to build a recursive parenting structure?
..."has_and_belongs_to_many :sections" I also made a table called "sections_sections" to build the heirarchy however the fields I generated were: CREATE TABLE `sections_sections` ( `section_id` INT( 10 ) UNSIGNED NOT NULL, `parent_id` INT( 10 ) UNSIGNED NOT NULL , constraint fk_parents foreign key (parent_id) references sections(id), constraint fk_sections foreign key (section_id) references sections(id) ); Because I can''t have two section_id fields. So how can I let rails know that it should look for parent_id when I do something like: @section.sections.include?(@...