nobodyを追加
~/$ sudo -u postgres createuser nobody

Enter user's postgres ID or RETURN to use unix user ID: 99 ->

Is user "nobody" allowed to create databases (y/n) n

Is user "nobody" a superuser? (y/n) n

createuser: nobody was successfully added

Shall I create a database for "nobody" (y/n) n

don't forget to create a database for nobody

~/$
nobody(public)にselect許可
ohnishilab=> grant select on hosts to public;

 CHANGE
カラムを追加
ohnishilab=> alter table hosts add column k(integer);


また寝るの6:30だよ…．すっかりずれてしまった…．
明日もデートなのに…．
ねよ．