create table snapdeal_orders ( order_Id int not null, -- now we can not add null value in column order_id , not null constraint order_date date, -- "yyyy-mm-dd" is standard format product_name varchar ...

-- in models/test_constraints_application.sql {{ config( materialized = 'table' ) }} select 1 as id, 'foo' as bar union all select 1 as id, 'foo' as bar union all select 1 as id, null as bar # ...