alter table member change mem_user mem_user varchar (20)
alter table member change mem_password mem_password varchar (32)
alter table member change mem_name mem_name varchar (40)
alter table member change mem_address mem_address varchar (128)
alter table member change mem_phone mem_phone varchar (40)
alter table member change mem_email mem_email varchar (40)
alter table operator change op_user op_user varchar (20)
alter table operator change op_password op_password varchar (32)
alter table operator change op_name op_name varchar (40)
alter table operator change op_address op_address varchar (20)
alter table operator change op_phone op_phone varchar (40)
alter table operator change op_email op_email varchar (40)
alter table billing change duration duration varchar (12)
alter table station change st_name st_name varchar (16)
alter table station change st_status st_status varchar (10)
alter table station change st_message2 st_message2 varchar (128)
alter table station change st_sms st_sms varchar (255)
alter table item change it_code it_code varchar (20)
alter table item change it_name it_name varchar (30)
alter table grouprate change gr_station gr_station text
alter table configs change image1 image1 mediumtext
alter table configs change image2 image2 mediumtext
alter table configs change name1 name1 varchar(64)
alter table configs change name2 name2 varchar(64)