-- drop table if exists ns; -- drop table if exists node; -- drop table if exists statement; create table ns ( prefix char(16), uri char(255) ); create table node ( id integer primary key, -- id integer primary key auto_increment, created timestamp, value text, is_resource integer(1) ); create table statement ( id integer primary key, -- id integer primary key auto_increment, created timestamp, subject integer, predicate integer, object integer, context integer );