SELECT * FROM wait_send_message WHERE id_ = #{id} SELECT * FROM wait_send_message ORDER BY id_ INSERT INTO wait_send_message (message_sender_,message_type_,receivers_,url_,jpush_type_,agrs_,create_time_) VALUES(#{messageSender},#{messageType},#{receivers},#{url},#{jpushType},#{agrs},NOW()) UPDATE wait_send_message receivers_ = #{receivers}, message_type_ = #{messageType}, url_ = #{url}, jpush_type_ = #{jpushType}, message_sender_ = #{messageSender}, agrs_ = #{agrs}, WHERE id_ = #{id} DELETE FROM wait_send_message WHERE id_ = #{id} SELECT * FROM wait_send_message ORDER BY id_ SELECT COUNT(*) FROM wait_send_message