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word_t
2008 Feb 13
1
can a class have the association has_itself?
is it possible to implement a recursive foreign key association like
that?
i''m writing a vocab app, where i want the vocab table to have an id
and two foreign keys, word1 and word2.
the word table will have an id, a word-string, and a language
i''m trying to do this as follows:
class Vocab < ActiveRecord::Base
belongs_to :word
belongs_to :word
class Word <