sudo -u postgres psql
CREATE DATABASE university;
CREATE DATABASE large_university;
sudo -u postgres psql university < university.sql
sudo -u postgres psql large_university < large_university.sql
Or
sudo -u postgres psql university < dump.sql
sudo -u postgres psql large_university < large_dump.sql
sudo -u postgres pg_dump university > dump.sql
sudo -u postgres pg_dump large_university > large_dump.sql
sudo -u postgres psql university
sudo -u postgres psql large_university