SELECT * FROM teacher_free_time WHERE id_ = #{id} SELECT * FROM teacher_free_time ORDER BY id_ INSERT INTO teacher_free_time (id_,user_id_,monday_,tuesday_,wednesday_,thursday_,friday_,saturday_,sunday_,total_times_,create_time_,update_time_) VALUES(#{id},#{userId},#{monday},#{tuesday},#{wednesday},#{thursday},#{friday},#{saturday},#{sunday},#{totalTimes},#{createTime},#{updateTime}) UPDATE teacher_free_time monday_ = #{monday}, user_id_ = #{userId}, thursday_ = #{thursday}, id_ = #{id}, update_time_ = #{updateTime}, saturday_ = #{saturday}, wednesday_ = #{wednesday}, friday_ = #{friday}, tuesday_ = #{tuesday}, sunday_ = #{sunday}, total_times_ = #{totalTimes}, create_time_ = #{createTime}, WHERE id_ = #{id} DELETE FROM teacher_free_time WHERE id_ = #{id} SELECT * FROM teacher_free_time ORDER BY id_ SELECT COUNT(*) FROM teacher_free_time