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...s for ferret?? I am tried to use following code but it seems does not work correctly. Document indexed twice after object update. Could you help me to write right Rails hook methods?? def after_save index = FerretConfig::INDEX index.remove(self.id.to_s) index.update(self.id.to_s, self.to_document) index.optimize end def before_destroy index = FerretConfig::INDEX index.remove(self.id.to_s) index.optimize end def to_document doc = Document.new doc << Field.new(''id'', self.id.to_s, Field::Store::YES, Field::Index::UNTOKENIZED)...