SELECT note_id FROM note_like WHERE note_id IN #{noteId} AND user_id = #{userId} SELECT note_id FROM note_like WHERE 1 = 0 SELECT * FROM note_like WHERE user_id = #{userId} AND note_id = #{noteId} INSERT INTO note_like (user_id, note_id) VALUES (#{userId}, #{noteId}) DELETE FROM note_like WHERE user_id = #{userId} AND note_id = #{noteId}