select id, activity_id, base_points, break_rule, is_deleted, create_time, update_time from point_sign_task update point_sign_task activity_id = #{activityId}, base_points = #{basePoints}, break_rule = #{breakRule}, is_deleted = #{isDeleted}, create_time = #{createTime}, update_time = #{updateTime}, where id = #{id} delete from point_sign_task where id = #{id} SELECT t.id AS signTaskId, t.base_points, t.break_rule, r.reward_points, r.continue_days FROM point_sign_task t LEFT JOIN point_sign_reward r ON t.id = r.sign_task_id AND r.is_deleted = 0 WHERE t.activity_id = #{activityId} AND t.is_deleted = 0 insert into point_sign_task activity_id, base_points, break_rule, is_deleted, create_time, update_time, #{activityId}, #{basePoints}, #{breakRule}, #{isDeleted}, #{createTime}, #{updateTime},