Conver Sql query to ruby : i need to query in ruby on rails 

    select p.name from shoppe_products p
    join shoppe_product_categorizations ca on (p.id = ca.product_id)
    join shoppe_product_categories c on (c.id = ca.product_category_id)
    where c.id = 2

I use Ruby version 2.1.5, Rails version 4 and PG 9.4

Thanks very much for your assistance.