"The Shining","9","7808","4156"
"Dune","15","4513","1866"
"2001: A Space Odyssey","15","4267","2001"
"The Cat in the Hat","2","1608","1809"
"Bartholomew and the Oobleck","2","1590","1809"

"4156","The Shining","9","7808"
"1866","Dune","15","4513"
"2001","2001: A Space Odyssey","15","4267"
"1809","The Cat in the Hat","2","1608"
"1809","Bartholomew and the Oobleck","2","1590"

"9","The Shining","7808","4156"
"15","Dune","4513","1866"
"15","2001: A Space Odyssey","4267","2001"
"2","The Cat in the Hat","1608","1809"
"2","Bartholomew and the Oobleck","1590","1809"

confrom = PG::Connection.new(:user => <myuser>, :password => <mypw>, :port => 5432, :host => <myhost>, :dbname => 'booktown')
results = confrom.exec("select * from books")
results.each do |row|
  row.each_value do |x|
    puts x
  end
end

results.each do |row|
  #...
end