-- Blog posts drop table if exists posts; create table posts ( id serial, title text not null, content text not null, author varchar(64) not null, created timestamp(0) default now() not null, comments integer default 0 not null, primary key (id) ); -- Blog comments drop table if exists comments; create table comments ( id serial, sender varchar(64) not null, email varchar(64), url varchar(1024), body text not null, created timestamp(0) default now() not null, post bigint not null, foreign key (post) references posts(id) );