update as_item_choices set feedback_text = :feedback_text, selected_p = :selected_p, percent_score = :percent_score, fixed_position = :fixed_position, text_value = :answer_value where choice_id = :choice_id update as_item_choices set content_value = :content_rev_id where choice_id = :choice_id update as_item_choices set content_value = null where choice_id = :choice_id