create table user ( id bigint unsigned auto_increment primary key, created_at datetime null, updated_at datetime null, deleted_at datetime null, name char(50) not null comment '用户名', password char(100) not null comment '密码', email char(50) not null comment '邮件', phone bigint unsigned not null comment '手机号码', age tinyint not null comment '年龄', gender tinyint not null comment '性别,1:男,2:女,3:未知', constraint user_email_uindex unique (email) );