create table user_info(    loginname                   char(12) not null,    create_ts 			date not null,    update_ts 			date not null,    status                     	char(1) not null,    password			char(6) not null,    register_dt			char(8) not null,    nickname			char(20) not null,    age				number(6) not null,    income			number(12) not null,    email			char(30) not null,    address			varchar2(100) not null,    introduction		varchar2(500) not null) tablespace tbsdata;create unique index user_info_x00 on user_info(loginname) tablespace tbsindex;create unique index user_info_x01 on user_info(nickname) tablespace tbsindex;create index user_info_x02 on user_info(register_dt) tablespace tbsindex;