–添加列
alter table user add column pass_word varchar(20) not null default '000000';
–删除列
alter table user drop column password;
–修改时区
set persist time_zone='+8:00';
–添加列
alter table user add column pass_word varchar(20) not null default '000000';
–删除列
alter table user drop column password;
–修改时区
set persist time_zone='+8:00';